---> uname -a: Linux prd-centos7-docker-4c-2g-4758.vexxhost.local 3.10.0-1127.el7.x86_64 #1 SMP Tue Mar 31 23:36:51 UTC 2020 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: GenuineIntel CPU family: 6 Model: 44 Model name: Westmere E56xx/L56xx/X56xx (IBRS update) Stepping: 1 CPU MHz: 2933.436 BogoMIPS: 5866.87 Virtualization: VT-x Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 4096K L3 cache: 16384K NUMA node0 CPU(s): 0-3 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ss syscall nx pdpe1gb rdtscp lm constant_tsc rep_good nopl xtopology eagerfpu pni pclmulqdq vmx ssse3 cx16 pcid sse4_1 sse4_2 x2apic popcnt tsc_deadline_timer aes hypervisor lahf_lm ssbd ibrs ibpb stibp tpr_shadow vnmi flexpriority ept vpid tsc_adjust arat spec_ctrl intel_stibp ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 887M 0 887M 0% /dev tmpfs 919M 0 919M 0% /dev/shm tmpfs 919M 17M 903M 2% /run tmpfs 919M 0 919M 0% /sys/fs/cgroup /dev/vda1 50G 7.3G 43G 15% / tmpfs 184M 0 184M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 1837 620 68 16 1148 1020 Swap: 1023 1 1022 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: eth0: mtu 1458 qdisc pfifo_fast state UP group default qlen 1000 link/ether fa:16:3e:db:ec:a0 brd ff:ff:ff:ff:ff:ff inet 10.30.123.190/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85821sec preferred_lft 85821sec inet6 fe80::f816:3eff:fedb:eca0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:0f:d3:b5:a8 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever inet6 fe80::42:fff:fed3:b5a8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 10/12/2020 _x86_64_ (4 CPU) 07:09:53 AM LINUX RESTART 07:11:01 AM tps rtps wtps bread/s bwrtn/s 07:12:01 AM 11.09 3.86 7.22 718.77 1339.85 07:13:01 AM 0.32 0.00 0.32 0.00 4.46 07:14:01 AM 0.27 0.00 0.27 0.00 2.76 07:15:01 AM 0.23 0.00 0.23 0.00 2.96 07:16:01 AM 0.27 0.00 0.27 0.00 3.35 07:17:01 AM 0.33 0.02 0.32 0.13 3.56 07:18:01 AM 66.10 54.93 11.17 4660.27 947.44 07:19:01 AM 94.39 17.65 76.74 1349.23 10487.66 Average: 21.63 9.56 12.07 841.07 1599.21 07:11:01 AM kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:12:01 AM 189384 1692172 89.93 2620 1095948 1131108 38.60 452388 1079952 20 07:13:01 AM 196880 1684676 89.54 2620 1095952 1073972 36.65 449952 1075976 8 07:14:01 AM 196756 1684800 89.54 2620 1095960 1073972 36.65 449892 1075976 12 07:15:01 AM 194876 1686680 89.64 2620 1095960 1074176 36.66 459100 1069200 8 07:16:01 AM 195292 1686264 89.62 2620 1095964 1074068 36.66 461784 1066076 8 07:17:01 AM 195772 1685784 89.60 2620 1095976 1073972 36.65 480940 1046388 12 07:18:01 AM 69496 1812060 96.31 2620 1149772 1136428 38.78 567252 1076420 39260 07:19:01 AM 161340 1720216 91.43 2620 1063980 1077540 36.77 459668 1039916 79244 Average: 174974 1706582 90.70 2620 1098689 1089404 37.18 472622 1066238 14822 07:11:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 07:12:01 AM eth0 213.13 185.45 344.36 345.27 0.00 0.00 0.00 07:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:12:01 AM docker0 97.07 71.32 8.61 302.93 0.00 0.00 0.00 07:13:01 AM eth0 0.45 0.08 0.02 0.01 0.00 0.00 0.00 07:13:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:13:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:14:01 AM eth0 0.92 0.08 0.10 0.01 0.00 0.00 0.00 07:14:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:14:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:15:01 AM eth0 1.05 0.77 0.54 0.41 0.00 0.00 0.00 07:15:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:15:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:16:01 AM eth0 0.45 0.28 0.30 0.08 0.00 0.00 0.00 07:16:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:16:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:17:01 AM eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 07:17:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:17:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:18:01 AM eth0 55.26 44.77 365.92 8.54 0.00 0.00 0.00 07:18:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:18:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:19:01 AM eth0 51.97 45.28 472.10 5.76 0.00 0.00 0.00 07:19:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:19:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 40.42 34.61 147.94 45.02 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 12.14 8.92 1.08 37.88 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 10/12/2020 _x86_64_ (4 CPU) 07:09:53 AM LINUX RESTART 07:11:01 AM CPU %user %nice %system %iowait %steal %idle 07:12:01 AM all 3.43 0.00 1.11 0.08 0.23 95.15 07:12:01 AM 0 2.62 0.00 1.34 0.02 0.30 95.72 07:12:01 AM 1 5.04 0.00 1.02 0.18 0.18 93.57 07:12:01 AM 2 3.54 0.00 1.21 0.03 0.18 95.04 07:12:01 AM 3 2.53 0.00 0.87 0.07 0.23 96.30 07:13:01 AM all 0.14 0.00 0.04 0.00 0.06 99.76 07:13:01 AM 0 0.45 0.00 0.03 0.00 0.03 99.48 07:13:01 AM 1 0.02 0.00 0.03 0.00 0.10 99.85 07:13:01 AM 2 0.03 0.00 0.05 0.00 0.05 99.87 07:13:01 AM 3 0.05 0.00 0.07 0.00 0.07 99.82 07:14:01 AM all 0.13 0.00 0.03 0.00 0.02 99.82 07:14:01 AM 0 0.42 0.00 0.03 0.00 0.02 99.53 07:14:01 AM 1 0.05 0.00 0.02 0.00 0.02 99.92 07:14:01 AM 2 0.00 0.00 0.00 0.00 0.02 99.98 07:14:01 AM 3 0.05 0.00 0.05 0.00 0.03 99.87 07:15:01 AM all 0.13 0.00 0.05 0.00 0.19 99.63 07:15:01 AM 0 0.42 0.00 0.05 0.00 0.15 99.38 07:15:01 AM 1 0.05 0.00 0.05 0.00 0.07 99.83 07:15:01 AM 2 0.05 0.00 0.03 0.00 0.25 99.67 07:15:01 AM 3 0.03 0.00 0.03 0.00 0.30 99.63 07:16:01 AM all 0.16 0.00 0.05 0.00 0.05 99.74 07:16:01 AM 0 0.52 0.00 0.05 0.00 0.03 99.40 07:16:01 AM 1 0.07 0.00 0.10 0.00 0.08 99.75 07:16:01 AM 2 0.03 0.00 0.02 0.00 0.08 99.87 07:16:01 AM 3 0.03 0.00 0.03 0.00 0.02 99.92 07:17:01 AM all 0.15 0.00 0.05 0.00 0.01 99.79 07:17:01 AM 0 0.50 0.00 0.02 0.00 0.02 99.47 07:17:01 AM 1 0.03 0.00 0.12 0.00 0.00 99.85 07:17:01 AM 2 0.03 0.00 0.03 0.00 0.00 99.93 07:17:01 AM 3 0.03 0.00 0.02 0.00 0.00 99.95 07:18:01 AM all 7.00 0.00 1.07 1.17 0.02 90.75 07:18:01 AM 0 10.71 0.00 1.67 0.32 0.02 87.29 07:18:01 AM 1 3.69 0.00 0.64 0.67 0.02 94.99 07:18:01 AM 2 3.48 0.00 0.87 1.04 0.02 94.60 07:18:01 AM 3 10.20 0.00 1.11 2.65 0.03 86.01 07:19:01 AM all 15.15 0.00 2.99 1.11 0.03 80.72 07:19:01 AM 0 13.84 0.00 2.89 1.38 0.02 81.87 07:19:01 AM 1 21.09 0.00 3.76 1.63 0.03 73.48 07:19:01 AM 2 9.17 0.00 2.27 0.55 0.02 87.99 07:19:01 AM 3 16.54 0.00 3.05 0.85 0.03 79.53 Average: all 3.26 0.00 0.67 0.29 0.08 95.70 Average: 0 3.66 0.00 0.75 0.21 0.07 95.30 Average: 1 3.72 0.00 0.71 0.31 0.06 95.20 Average: 2 2.03 0.00 0.56 0.20 0.08 97.13 Average: 3 3.65 0.00 0.65 0.44 0.09 95.17