---> uname -a: Linux prd-centos7-docker-4c-2g-4401.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: 2933.438 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 7.6G 43G 16% / tmpfs 184M 0 184M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 1837 610 71 16 1155 1027 Swap: 1023 2 1021 ---> 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:29:68:fc brd ff:ff:ff:ff:ff:ff inet 10.30.122.157/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86172sec preferred_lft 86172sec inet6 fe80::f816:3eff:fe29:68fc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:2f:2a:f1:d3 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::42:2fff:fe2a:f1d3/64 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) 10/09/2020 _x86_64_ (4 CPU) 06:36:12 PM LINUX RESTART 06:37:01 PM tps rtps wtps bread/s bwrtn/s 06:38:02 PM 123.89 31.18 92.71 6432.88 18034.14 06:39:01 PM 114.38 64.73 49.65 6268.40 6699.34 06:40:01 PM 105.08 21.39 83.69 912.54 10638.21 Average: 114.45 38.96 75.49 4528.80 11819.44 06:37:01 PM kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:38:02 PM 70004 1811552 96.28 2620 1156392 1223852 41.77 577684 1015944 39556 06:39:01 PM 86052 1795504 95.43 2620 1113016 1164108 39.73 632948 966576 67568 06:40:01 PM 81444 1800112 95.67 2596 1076764 1151688 39.31 668696 894208 55752 Average: 79167 1802389 95.79 2612 1115391 1179883 40.27 626443 958909 54292 06:37:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 06:38:02 PM veth9d66f3c 31.11 38.12 2.47 293.87 0.00 0.00 0.00 06:38:02 PM eth0 1189.95 765.77 4513.95 522.39 0.00 0.00 0.00 06:38:02 PM lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 06:38:02 PM docker0 31.11 37.99 2.04 293.86 0.00 0.00 0.00 06:39:01 PM eth0 273.11 200.47 871.78 548.31 0.00 0.00 0.00 06:39:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:39:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:40:01 PM eth0 40.25 28.75 133.84 10.87 0.00 0.00 0.00 06:40:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:40:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 312.61 223.57 1191.57 341.80 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 10.43 12.74 0.68 98.52 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) 10/09/2020 _x86_64_ (4 CPU) 06:36:12 PM LINUX RESTART 06:37:01 PM CPU %user %nice %system %iowait %steal %idle 06:38:02 PM all 15.89 0.00 4.57 1.99 0.02 77.53 06:38:02 PM 0 29.65 0.00 6.31 4.57 0.02 59.45 06:38:02 PM 1 12.44 0.00 3.82 1.06 0.02 82.67 06:38:02 PM 2 9.30 0.00 4.12 0.77 0.02 85.78 06:38:02 PM 3 12.27 0.00 4.05 1.58 0.02 82.08 06:39:01 PM all 15.92 0.00 2.65 1.92 0.01 79.49 06:39:01 PM 0 28.14 0.00 3.39 3.88 0.02 64.58 06:39:01 PM 1 14.58 0.00 2.28 2.20 0.02 80.93 06:39:01 PM 2 11.24 0.00 2.86 0.99 0.00 84.91 06:39:01 PM 3 9.82 0.00 2.05 0.63 0.02 87.48 06:40:01 PM all 16.41 0.00 3.38 1.69 0.01 78.51 06:40:01 PM 0 23.32 0.00 2.36 0.64 0.02 73.67 06:40:01 PM 1 15.72 0.00 3.54 1.49 0.02 79.23 06:40:01 PM 2 9.10 0.00 2.73 3.62 0.02 84.53 06:40:01 PM 3 17.51 0.00 4.86 0.99 0.02 76.62 Average: all 16.08 0.00 3.54 1.87 0.01 78.50 Average: 0 27.02 0.00 4.02 3.02 0.02 65.93 Average: 1 14.24 0.00 3.22 1.58 0.02 80.94 Average: 2 9.87 0.00 3.24 1.80 0.01 85.08 Average: 3 13.22 0.00 3.66 1.07 0.02 82.03