---> uname -a: Linux prd-centos7-docker-4c-2g-3069.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 7.8G 43G 16% / tmpfs 184M 0 184M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 1837 580 70 16 1186 1058 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:43:c1:6c brd ff:ff:ff:ff:ff:ff inet 10.30.123.2/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86156sec preferred_lft 86156sec inet6 fe80::f816:3eff:fe43:c16c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:e4:5c:45:bd 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:e4ff:fe5c:45bd/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) 10/02/2020 _x86_64_ (4 CPU) 06:29:00 PM LINUX RESTART 06:30:01 PM tps rtps wtps bread/s bwrtn/s 06:31:01 PM 105.92 40.58 65.35 8744.63 11506.55 06:32:01 PM 115.20 64.21 50.98 5665.38 6156.26 06:33:01 PM 108.42 23.64 84.78 990.74 11363.27 Average: 109.85 42.81 67.03 5134.65 9675.48 06:30:01 PM kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:31:01 PM 90124 1791432 95.21 2620 1172844 1195764 40.81 668140 917996 39528 06:32:01 PM 75712 1805844 95.98 2596 1111740 1192876 40.71 732920 884296 87872 06:33:01 PM 87204 1794352 95.37 2188 1119296 1113096 37.99 691164 870340 41288 Average: 84347 1797209 95.52 2468 1134627 1167245 39.84 697408 890877 56229 06:30:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 06:31:01 PM eth0 1316.09 881.88 588.59 3672.60 0.00 0.00 0.00 06:31:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:31:01 PM veth16632a3 26.42 44.30 2.19 294.50 0.00 0.00 0.00 06:31:01 PM docker0 26.42 44.17 1.83 294.49 0.00 0.00 0.00 06:32:01 PM eth0 128.93 98.35 862.31 65.56 0.00 0.00 0.00 06:32:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:32:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:33:01 PM eth0 33.60 22.36 126.86 8.11 0.00 0.00 0.00 06:33:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:33:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 493.06 334.32 525.98 1249.30 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 8.81 14.73 0.61 98.21 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) 10/02/2020 _x86_64_ (4 CPU) 06:29:00 PM LINUX RESTART 06:30:01 PM CPU %user %nice %system %iowait %steal %idle 06:31:01 PM all 21.97 0.00 5.76 1.67 0.14 70.47 06:31:01 PM 0 25.09 0.00 8.51 3.15 0.10 63.15 06:31:01 PM 1 16.07 0.00 4.53 2.33 0.12 76.95 06:31:01 PM 2 22.27 0.00 4.46 0.98 0.15 72.15 06:31:01 PM 3 24.50 0.00 5.57 0.24 0.17 69.53 06:32:01 PM all 16.32 0.00 2.72 1.78 0.05 79.13 06:32:01 PM 0 39.88 0.00 3.76 1.09 0.05 55.22 06:32:01 PM 1 7.08 0.00 1.65 1.42 0.03 89.81 06:32:01 PM 2 14.69 0.00 3.75 4.30 0.03 77.23 06:32:01 PM 3 3.70 0.00 1.71 0.28 0.07 94.24 06:33:01 PM all 16.48 0.00 3.43 1.88 0.03 78.18 06:33:01 PM 0 22.55 0.00 3.11 2.51 0.03 71.79 06:33:01 PM 1 14.39 0.00 3.67 1.42 0.03 80.49 06:33:01 PM 2 20.37 0.00 4.04 1.47 0.03 74.08 06:33:01 PM 3 8.56 0.00 2.92 2.13 0.05 86.34 Average: all 18.24 0.00 3.96 1.77 0.07 75.95 Average: 0 29.20 0.00 5.10 2.24 0.06 63.40 Average: 1 12.50 0.00 3.28 1.72 0.06 82.44 Average: 2 19.10 0.00 4.08 2.25 0.07 74.49 Average: 3 12.21 0.00 3.39 0.89 0.10 83.42