according to loading status to rotate squid log files with crontab

59 7,10,12,14,16,18,22 * * * /path/squid/sbin/squid -f /path/squid/etc/squid.conf -k rotate

squid.conf
logfile_rotate 240

our logs keep one month, when near lunch time and dinner time,
the size of logs is growing.

-rw-r--r-- 1 squid squid 3.1M Sep 25 23:33 access.log
-rw-r--r-- 1 squid squid 18M Sep 25 22:59 access.log.0
-rw-r--r-- 1 squid squid 7.3M Sep 25 18:58 access.log.1
-rw-r--r-- 1 squid squid 11M Sep 24 14:59 access.log.10
-rw-r--r-- 1 squid squid 39M Sep 11 16:59 access.log.100
-rw-r--r-- 1 squid squid 21M Sep 11 14:59 access.log.101
-rw-r--r-- 1 squid squid 2.7M Sep 11 12:58 access.log.102
-rw-r--r-- 1 squid squid 2.9M Sep 11 10:58 access.log.103
-rw-r--r-- 1 squid squid 44M Sep 11 07:58 access.log.104
-rw-r--r-- 1 squid squid 73M Sep 10 22:59 access.log.105
-rw-r--r-- 1 squid squid 41M Sep 10 18:59 access.log.106
-rw-r--r-- 1 squid squid 34M Sep 10 16:59 access.log.107
-rw-r--r-- 1 squid squid 23M Sep 10 14:59 access.log.108
-rw-r--r-- 1 squid squid 1.7M Sep 10 12:59 access.log.109
-rw-r--r-- 1 squid squid 1.7M Sep 24 12:59 access.log.11
-rw-r--r-- 1 squid squid 2.3M Sep 10 10:59 access.log.110
-rw-r--r-- 1 squid squid 28M Sep 10 07:58 access.log.111
-rw-r--r-- 1 squid squid 13M Sep 9 22:59 access.log.112
-rw-r--r-- 1 squid squid 6.8M Sep 9 18:59 access.log.113
-rw-r--r-- 1 squid squid 6.0M Sep 9 16:59 access.log.114
-rw-r--r-- 1 squid squid 4.2M Sep 9 14:58 access.log.115
-rw-r--r-- 1 squid squid 593K Sep 9 12:58 access.log.116
-rw-r--r-- 1 squid squid 2.0M Sep 9 10:58 access.log.117
-rw-r--r-- 1 squid squid 25M Sep 9 07:59 access.log.118
-rw-r--r-- 1 squid squid 19M Sep 8 22:58 access.log.119
-rw-r--r-- 1 squid squid 1.6M Sep 24 10:58 access.log.12
-rw-r--r-- 1 squid squid 13M Sep 8 18:59 access.log.120
-rw-r--r-- 1 squid squid 8.7M Sep 8 16:58 access.log.121
-rw-r--r-- 1 squid squid 7.1M Sep 8 14:59 access.log.122
-rw-r--r-- 1 squid squid 1.5M Sep 8 12:58 access.log.123
-rw-r--r-- 1 squid squid 2.8M Sep 8 10:58 access.log.124
-rw-r--r-- 1 squid squid 31M Sep 8 07:58 access.log.125
-rw-r--r-- 1 squid squid 61M Sep 7 22:59 access.log.126
-rw-r--r-- 1 squid squid 37M Sep 7 18:59 access.log.127
-rw-r--r-- 1 squid squid 45M Sep 7 16:59 access.log.128
-rw-r--r-- 1 squid squid 18M Sep 7 14:59 access.log.129
-rw-r--r-- 1 squid squid 25M Sep 24 07:58 access.log.13
-rw-r--r-- 1 squid squid 1.5M Sep 7 12:59 access.log.130
-rw-r--r-- 1 squid squid 2.4M Sep 7 10:58 access.log.131
-rw-r--r-- 1 squid squid 32M Sep 7 07:58 access.log.132
-rw-r--r-- 1 squid squid 65M Sep 6 22:59 access.log.133
-rw-r--r-- 1 squid squid 44M Sep 6 18:59 access.log.134
-rw-r--r-- 1 squid squid 42M Sep 6 16:59 access.log.135
-rw-r--r-- 1 squid squid 21M Sep 6 14:59 access.log.136
-rw-r--r-- 1 squid squid 1.8M Sep 6 12:58 access.log.137
-rw-r--r-- 1 squid squid 2.9M Sep 6 10:58 access.log.138
-rw-r--r-- 1 squid squid 33M Sep 6 07:59 access.log.139
-rw-r--r-- 1 squid squid 14M Sep 23 22:59 access.log.14
-rw-r--r-- 1 squid squid 69M Sep 5 22:59 access.log.140
-rw-r--r-- 1 squid squid 39M Sep 5 18:59 access.log.141
-rw-r--r-- 1 squid squid 51M Sep 5 16:59 access.log.142
-rw-r--r-- 1 squid squid 24M Sep 5 14:59 access.log.143
-rw-r--r-- 1 squid squid 2.5M Sep 5 12:58 access.log.144
-rw-r--r-- 1 squid squid 2.7M Sep 5 10:59 access.log.145
-rw-r--r-- 1 squid squid 35M Sep 5 07:59 access.log.146
-rw-r--r-- 1 squid squid 87M Sep 4 22:59 access.log.147
-rw-r--r-- 1 squid squid 38M Sep 4 18:59 access.log.148
-rw-r--r-- 1 squid squid 45M Sep 4 16:59 access.log.149
-rw-r--r-- 1 squid squid 5.8M Sep 23 18:59 access.log.15
-rw-r--r-- 1 squid squid 21M Sep 4 14:59 access.log.150
-rw-r--r-- 1 squid squid 2.5M Sep 4 12:59 access.log.151
-rw-r--r-- 1 squid squid 3.3M Sep 4 10:58 access.log.152
-rw-r--r-- 1 squid squid 39M Sep 4 07:59 access.log.153
-rw-r--r-- 1 squid squid 66M Sep 3 22:59 access.log.154
-rw-r--r-- 1 squid squid 35M Sep 3 18:59 access.log.155
-rw-r--r-- 1 squid squid 38M Sep 3 16:59 access.log.156
-rw-r--r-- 1 squid squid 22M Sep 3 14:59 access.log.157
-rw-r--r-- 1 squid squid 2.0M Sep 3 12:58 access.log.158
-rw-r--r-- 1 squid squid 3.5M Sep 3 10:58 access.log.159
-rw-r--r-- 1 squid squid 4.6M Sep 23 16:59 access.log.16
-rw-r--r-- 1 squid squid 24M Sep 3 07:59 access.log.160
-rw-r--r-- 1 squid squid 18M Sep 2 22:59 access.log.161
-rw-r--r-- 1 squid squid 7.6M Sep 2 18:59 access.log.162
-rw-r--r-- 1 squid squid 6.5M Sep 2 16:59 access.log.163
-rw-r--r-- 1 squid squid 3.1M Sep 2 14:59 access.log.164
-rw-r--r-- 1 squid squid 1.4M Sep 2 12:58 access.log.165
-rw-r--r-- 1 squid squid 2.9M Sep 2 10:58 access.log.166
-rw-r--r-- 1 squid squid 14M Sep 2 07:58 access.log.167
-rw-r--r-- 1 squid squid 1.7M Sep 1 22:59 access.log.168
-rw-r--r-- 1 squid squid 766K Sep 1 18:59 access.log.169
-rw-r--r-- 1 squid squid 2.6M Sep 23 14:58 access.log.17
-rw-r--r-- 1 squid squid 687K Sep 1 16:58 access.log.170
-rw-r--r-- 1 squid squid 823K Sep 1 14:58 access.log.171
-rw-r--r-- 1 squid squid 382K Sep 1 12:58 access.log.172
-rw-r--r-- 1 squid squid 1.4M Sep 1 10:58 access.log.173
-rw-r--r-- 1 squid squid 29M Sep 1 07:58 access.log.174
-rw-r--r-- 1 squid squid 68M Aug 31 22:59 access.log.175
-rw-r--r-- 1 squid squid 35M Aug 31 18:59 access.log.176
-rw-r--r-- 1 squid squid 38M Aug 31 16:59 access.log.177
-rw-r--r-- 1 squid squid 24M Aug 31 14:59 access.log.178
-rw-r--r-- 1 squid squid 2.6M Aug 31 12:59 access.log.179
-rw-r--r-- 1 squid squid 866K Sep 23 12:58 access.log.18
-rw-r--r-- 1 squid squid 3.3M Aug 31 10:58 access.log.180
-rw-r--r-- 1 squid squid 56M Aug 31 07:59 access.log.181
-rw-r--r-- 1 squid squid 75M Aug 30 22:59 access.log.182
-rw-r--r-- 1 squid squid 40M Aug 30 18:59 access.log.183
-rw-r--r-- 1 squid squid 40M Aug 30 16:59 access.log.184
-rw-r--r-- 1 squid squid 23M Aug 30 14:59 access.log.185
-rw-r--r-- 1 squid squid 3.9M Aug 30 12:59 access.log.186
-rw-r--r-- 1 squid squid 2.9M Aug 30 10:58 access.log.187
-rw-r--r-- 1 squid squid 37M Aug 30 07:58 access.log.188
-rw-r--r-- 1 squid squid 67M Aug 29 22:59 access.log.189
-rw-r--r-- 1 squid squid 3.1M Sep 23 10:58 access.log.19
-rw-r--r-- 1 squid squid 37M Aug 29 18:59 access.log.190
-rw-r--r-- 1 squid squid 38M Aug 29 16:59 access.log.191
-rw-r--r-- 1 squid squid 23M Aug 29 14:59 access.log.192
-rw-r--r-- 1 squid squid 1.2M Aug 29 12:58 access.log.193
-rw-r--r-- 1 squid squid 3.8M Aug 29 10:59 access.log.194
-rw-r--r-- 1 squid squid 38M Aug 29 07:59 access.log.195
-rw-r--r-- 1 squid squid 73M Aug 28 22:59 access.log.196
-rw-r--r-- 1 squid squid 37M Aug 28 18:59 access.log.197
-rw-r--r-- 1 squid squid 41M Aug 28 16:59 access.log.198
-rw-r--r-- 1 squid squid 26M Aug 28 14:59 access.log.199
-rw-r--r-- 1 squid squid 5.9M Sep 25 16:58 access.log.2
-rw-r--r-- 1 squid squid 20M Sep 23 07:58 access.log.20
-rw-r--r-- 1 squid squid 2.8M Aug 28 12:59 access.log.200
-rw-r--r-- 1 squid squid 2.1M Aug 28 10:59 access.log.201
-rw-r--r-- 1 squid squid 31M Aug 28 07:58 access.log.202
-rw-r--r-- 1 squid squid 69M Aug 27 22:59 access.log.203
-rw-r--r-- 1 squid squid 38M Aug 27 18:59 access.log.204
-rw-r--r-- 1 squid squid 37M Aug 27 16:59 access.log.205
-rw-r--r-- 1 squid squid 22M Aug 27 14:59 access.log.206
-rw-r--r-- 1 squid squid 1.4M Aug 27 12:58 access.log.207
-rw-r--r-- 1 squid squid 2.8M Aug 27 10:58 access.log.208
-rw-r--r-- 1 squid squid 43M Aug 27 07:59 access.log.209
-rw-r--r-- 1 squid squid 21M Sep 22 22:59 access.log.21
-rw-r--r-- 1 squid squid 60M Aug 26 22:59 access.log.210
-rw-r--r-- 1 squid squid 5.1M Aug 26 18:59 access.log.211
-rw-r--r-- 1 squid squid 5.4M Aug 26 16:58 access.log.212
-rw-r--r-- 1 squid squid 3.8M Aug 26 14:58 access.log.213
-rw-r--r-- 1 squid squid 1.2M Aug 26 12:58 access.log.214
-rw-r--r-- 1 squid squid 1.3M Aug 26 10:59 access.log.215
-rw-r--r-- 1 squid squid 14M Aug 26 07:58 access.log.216
-rw-r--r-- 1 squid squid 16M Aug 25 22:59 access.log.217
-rw-r--r-- 1 squid squid 7.2M Aug 25 18:59 access.log.218
-rw-r--r-- 1 squid squid 8.0M Aug 25 16:59 access.log.219
-rw-r--r-- 1 squid squid 9.9M Sep 22 18:58 access.log.22
-rw-r--r-- 1 squid squid 4.0M Aug 25 14:59 access.log.220
-rw-r--r-- 1 squid squid 2.0M Aug 25 12:58 access.log.221
-rw-r--r-- 1 squid squid 3.2M Aug 25 10:59 access.log.222
-rw-r--r-- 1 squid squid 25M Aug 25 07:58 access.log.223
-rw-r--r-- 1 squid squid 66M Aug 24 22:59 access.log.224
-rw-r--r-- 1 squid squid 31M Aug 24 18:59 access.log.225
-rw-r--r-- 1 squid squid 34M Aug 24 16:59 access.log.226
-rw-r--r-- 1 squid squid 23M Aug 24 14:59 access.log.227
-rw-r--r-- 1 squid squid 1.7M Aug 24 12:59 access.log.228
-rw-r--r-- 1 squid squid 2.5M Aug 24 10:58 access.log.229
-rw-r--r-- 1 squid squid 6.2M Sep 22 16:59 access.log.23
-rw-r--r-- 1 squid squid 35M Aug 24 07:59 access.log.230
-rw-r--r-- 1 squid squid 75M Aug 23 22:59 access.log.231
-rw-r--r-- 1 squid squid 40M Aug 23 18:59 access.log.232
-rw-r--r-- 1 squid squid 41M Aug 23 16:59 access.log.233
-rw-r--r-- 1 squid squid 21M Aug 23 14:59 access.log.234
-rw-r--r-- 1 squid squid 3.5M Aug 23 12:59 access.log.235
-rw-r--r-- 1 squid squid 2.5M Aug 23 10:58 access.log.236
-rw-r--r-- 1 squid squid 36M Aug 23 07:59 access.log.237
-rw-r--r-- 1 squid squid 69M Aug 22 22:59 access.log.238
-rw-r--r-- 1 squid squid 44M Aug 22 18:59 access.log.239
-rw-r--r-- 1 squid squid 4.8M Sep 22 14:58 access.log.24
-rw-r--r-- 1 squid squid 793K Sep 22 12:58 access.log.25
-rw-r--r-- 1 squid squid 2.2M Sep 22 10:59 access.log.26
-rw-r--r-- 1 squid squid 32M Sep 22 07:59 access.log.27
-rw-r--r-- 1 squid squid 54M Sep 21 22:59 access.log.28
-rw-r--r-- 1 squid squid 33M Sep 21 18:59 access.log.29
-rw-r--r-- 1 squid squid 2.6M Sep 25 14:59 access.log.3
-rw-r--r-- 1 squid squid 38M Sep 21 16:59 access.log.30
-rw-r--r-- 1 squid squid 20M Sep 21 14:59 access.log.31
-rw-r--r-- 1 squid squid 2.9M Sep 21 12:59 access.log.32
-rw-r--r-- 1 squid squid 3.0M Sep 21 10:59 access.log.33
-rw-r--r-- 1 squid squid 45M Sep 21 07:58 access.log.34
-rw-r--r-- 1 squid squid 63M Sep 20 22:59 access.log.35
-rw-r--r-- 1 squid squid 40M Sep 20 18:59 access.log.36
-rw-r--r-- 1 squid squid 35M Sep 20 16:59 access.log.37
-rw-r--r-- 1 squid squid 23M Sep 20 14:59 access.log.38
-rw-r--r-- 1 squid squid 2.2M Sep 20 12:59 access.log.39
-rw-r--r-- 1 squid squid 2.7M Sep 25 12:58 access.log.4
-rw-r--r-- 1 squid squid 2.0M Sep 20 10:59 access.log.40
-rw-r--r-- 1 squid squid 34M Sep 20 07:58 access.log.41
-rw-r--r-- 1 squid squid 59M Sep 19 22:59 access.log.42
-rw-r--r-- 1 squid squid 35M Sep 19 18:59 access.log.43
-rw-r--r-- 1 squid squid 39M Sep 19 16:59 access.log.44
-rw-r--r-- 1 squid squid 17M Sep 19 14:59 access.log.45
-rw-r--r-- 1 squid squid 1.9M Sep 19 12:58 access.log.46
-rw-r--r-- 1 squid squid 1.5M Sep 19 10:58 access.log.47
-rw-r--r-- 1 squid squid 32M Sep 19 07:58 access.log.48
-rw-r--r-- 1 squid squid 23M Sep 18 22:59 access.log.49
-rw-r--r-- 1 squid squid 2.0M Sep 25 10:58 access.log.5
-rw-r--r-- 1 squid squid 13M Sep 18 18:59 access.log.50
-rw-r--r-- 1 squid squid 10M Sep 18 16:59 access.log.51
-rw-r--r-- 1 squid squid 7.6M Sep 18 14:59 access.log.52
-rw-r--r-- 1 squid squid 1.5M Sep 18 12:59 access.log.53
-rw-r--r-- 1 squid squid 2.2M Sep 18 10:58 access.log.54
-rw-r--r-- 1 squid squid 41M Sep 18 07:58 access.log.55
-rw-r--r-- 1 squid squid 64M Sep 17 22:59 access.log.56
-rw-r--r-- 1 squid squid 35M Sep 17 18:59 access.log.57
-rw-r--r-- 1 squid squid 35M Sep 17 16:59 access.log.58
-rw-r--r-- 1 squid squid 20M Sep 17 14:59 access.log.59
-rw-r--r-- 1 squid squid 23M Sep 25 07:58 access.log.6
-rw-r--r-- 1 squid squid 2.4M Sep 17 12:59 access.log.60
-rw-r--r-- 1 squid squid 3.1M Sep 17 10:58 access.log.61
-rw-r--r-- 1 squid squid 23M Sep 17 07:58 access.log.62
-rw-r--r-- 1 squid squid 15M Sep 16 22:59 access.log.63
-rw-r--r-- 1 squid squid 7.8M Sep 16 18:59 access.log.64
-rw-r--r-- 1 squid squid 19M Sep 16 16:58 access.log.65
-rw-r--r-- 1 squid squid 17M Sep 16 14:59 access.log.66
-rw-r--r-- 1 squid squid 1.4M Sep 16 12:58 access.log.67
-rw-r--r-- 1 squid squid 3.3M Sep 16 10:59 access.log.68
-rw-r--r-- 1 squid squid 20M Sep 16 07:58 access.log.69
-rw-r--r-- 1 squid squid 35M Sep 24 22:59 access.log.7
-rw-r--r-- 1 squid squid 17M Sep 15 22:59 access.log.70
-rw-r--r-- 1 squid squid 9.8M Sep 15 18:58 access.log.71
-rw-r--r-- 1 squid squid 11M Sep 15 16:58 access.log.72
-rw-r--r-- 1 squid squid 3.8M Sep 15 14:58 access.log.73
-rw-r--r-- 1 squid squid 639K Sep 15 12:58 access.log.74
-rw-r--r-- 1 squid squid 3.1M Sep 15 10:59 access.log.75
-rw-r--r-- 1 squid squid 23M Sep 15 07:58 access.log.76
-rw-r--r-- 1 squid squid 62M Sep 14 22:59 access.log.77
-rw-r--r-- 1 squid squid 31M Sep 14 18:59 access.log.78
-rw-r--r-- 1 squid squid 38M Sep 14 16:59 access.log.79
-rw-r--r-- 1 squid squid 19M Sep 24 18:59 access.log.8
-rw-r--r-- 1 squid squid 22M Sep 14 14:59 access.log.80
-rw-r--r-- 1 squid squid 1.9M Sep 14 12:59 access.log.81
-rw-r--r-- 1 squid squid 2.8M Sep 14 10:58 access.log.82
-rw-r--r-- 1 squid squid 36M Sep 14 07:58 access.log.83
-rw-r--r-- 1 squid squid 60M Sep 13 22:59 access.log.84
-rw-r--r-- 1 squid squid 35M Sep 13 18:59 access.log.85
-rw-r--r-- 1 squid squid 38M Sep 13 16:59 access.log.86
-rw-r--r-- 1 squid squid 21M Sep 13 14:59 access.log.87
-rw-r--r-- 1 squid squid 1.9M Sep 13 12:59 access.log.88
-rw-r--r-- 1 squid squid 1.6M Sep 13 10:58 access.log.89
-rw-r--r-- 1 squid squid 18M Sep 24 16:59 access.log.9
-rw-r--r-- 1 squid squid 33M Sep 13 07:58 access.log.90
-rw-r--r-- 1 squid squid 72M Sep 12 22:59 access.log.91
-rw-r--r-- 1 squid squid 42M Sep 12 18:59 access.log.92
-rw-r--r-- 1 squid squid 46M Sep 12 16:59 access.log.93
-rw-r--r-- 1 squid squid 23M Sep 12 14:59 access.log.94
-rw-r--r-- 1 squid squid 2.0M Sep 12 12:58 access.log.95
-rw-r--r-- 1 squid squid 2.0M Sep 12 10:59 access.log.96
-rw-r--r-- 1 squid squid 34M Sep 12 07:58 access.log.97
-rw-r--r-- 1 squid squid 69M Sep 11 22:59 access.log.98
-rw-r--r-- 1 squid squid 38M Sep 11 18:59 access.log.99