---> uname -a: Linux prd-centos7-docker-4c-2g-3513.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 7.3G 43G 15% / tmpfs 184M 0 184M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 1837 566 72 16 1198 1074 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:a2:ca:f5 brd ff:ff:ff:ff:ff:ff inet 10.30.123.234/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85905sec preferred_lft 85905sec inet6 fe80::f816:3eff:fea2:caf5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:57:46:79:29 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::42:57ff:fe46:7929/64 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) 10/05/2020 _x86_64_ (4 CPU) 08:15:51 PM LINUX RESTART 08:17:02 PM tps rtps wtps bread/s bwrtn/s 08:18:01 PM 3.13 0.00 3.13 0.00 109.38 08:19:01 PM 0.37 0.00 0.37 0.00 5.41 08:20:01 PM 0.23 0.00 0.23 0.00 3.15 08:21:01 PM 0.33 0.00 0.33 0.00 4.30 08:22:01 PM 0.35 0.00 0.35 0.00 4.91 08:23:01 PM 85.81 60.00 25.81 5371.92 2607.81 08:24:01 PM 113.14 19.47 93.67 813.59 13213.52 Average: 29.12 11.38 17.74 885.84 2283.74 08:17:02 PM kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:18:01 PM 183520 1698036 90.25 2620 1158372 1067132 36.42 419332 1119140 20 08:19:01 PM 183548 1698008 90.24 2620 1158432 1067132 36.42 419528 1118816 20 08:20:01 PM 182524 1699032 90.30 2620 1158380 1067324 36.43 420680 1118800 12 08:21:01 PM 181412 1700144 90.36 2620 1158384 1067312 36.43 423036 1117776 8 08:22:01 PM 181960 1699596 90.33 2620 1158392 1067216 36.42 422692 1117640 8 08:23:01 PM 91796 1789760 95.12 2620 1171412 1129280 38.54 457476 1156256 79160 08:24:01 PM 81128 1800428 95.69 2620 1145472 1108796 37.84 524288 1044144 36016 Average: 155127 1726429 91.76 2620 1158406 1082027 36.93 441005 1113225 16463 08:17:02 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 08:18:01 PM eth0 0.22 0.12 0.01 0.02 0.00 0.00 0.00 08:18:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:18:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:19:01 PM eth0 0.62 0.08 0.06 0.01 0.00 0.00 0.00 08:19:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:19:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:01 PM eth0 3.01 1.43 2.52 0.27 0.00 0.00 0.00 08:20:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:21:01 PM eth0 0.48 0.33 0.27 0.20 0.00 0.00 0.00 08:21:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:21:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:22:01 PM eth0 0.22 0.18 0.08 0.07 0.00 0.00 0.00 08:22:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:22:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:23:01 PM eth0 105.28 76.02 824.76 12.32 0.00 0.00 0.00 08:23:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:23:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:24:01 PM eth0 35.15 23.18 129.54 9.44 0.00 0.00 0.00 08:24:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:24:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 20.76 14.51 137.09 3.20 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 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) 10/05/2020 _x86_64_ (4 CPU) 08:15:51 PM LINUX RESTART 08:17:02 PM CPU %user %nice %system %iowait %steal %idle 08:18:01 PM all 0.18 0.00 0.04 0.00 0.00 99.78 08:18:01 PM 0 0.07 0.00 0.05 0.00 0.00 99.88 08:18:01 PM 1 0.05 0.00 0.05 0.00 0.00 99.90 08:18:01 PM 2 0.52 0.00 0.07 0.00 0.00 99.41 08:18:01 PM 3 0.08 0.00 0.02 0.00 0.00 99.90 08:19:01 PM all 0.13 0.00 0.03 0.00 0.00 99.84 08:19:01 PM 0 0.07 0.00 0.03 0.00 0.00 99.90 08:19:01 PM 1 0.03 0.00 0.05 0.00 0.00 99.92 08:19:01 PM 2 0.03 0.00 0.02 0.00 0.00 99.95 08:19:01 PM 3 0.37 0.00 0.02 0.00 0.00 99.62 08:20:01 PM all 0.17 0.00 0.04 0.00 0.00 99.79 08:20:01 PM 0 0.03 0.00 0.05 0.00 0.02 99.90 08:20:01 PM 1 0.08 0.00 0.03 0.00 0.00 99.88 08:20:01 PM 2 0.10 0.00 0.03 0.00 0.00 99.87 08:20:01 PM 3 0.47 0.00 0.03 0.00 0.00 99.50 08:21:01 PM all 0.15 0.00 0.04 0.00 0.00 99.80 08:21:01 PM 0 0.00 0.00 0.03 0.00 0.00 99.97 08:21:01 PM 1 0.07 0.00 0.07 0.00 0.02 99.85 08:21:01 PM 2 0.52 0.00 0.03 0.00 0.00 99.45 08:21:01 PM 3 0.02 0.00 0.03 0.00 0.00 99.95 08:22:01 PM all 0.17 0.00 0.05 0.00 0.00 99.78 08:22:01 PM 0 0.05 0.00 0.02 0.00 0.00 99.93 08:22:01 PM 1 0.07 0.00 0.10 0.00 0.00 99.83 08:22:01 PM 2 0.53 0.00 0.03 0.00 0.00 99.43 08:22:01 PM 3 0.03 0.00 0.02 0.00 0.00 99.95 08:23:01 PM all 12.75 0.00 1.56 1.74 0.01 83.94 08:23:01 PM 0 33.45 0.00 2.90 2.01 0.00 61.64 08:23:01 PM 1 5.77 0.00 1.10 2.32 0.00 90.80 08:23:01 PM 2 8.62 0.00 1.39 0.70 0.00 89.29 08:23:01 PM 3 3.21 0.00 0.89 1.92 0.02 93.96 08:24:01 PM all 16.18 0.00 3.38 1.79 0.02 78.64 08:24:01 PM 0 24.38 0.00 3.42 1.22 0.02 70.96 08:24:01 PM 1 12.01 0.00 3.06 3.63 0.02 81.28 08:24:01 PM 2 16.41 0.00 4.02 1.81 0.03 77.73 08:24:01 PM 3 11.93 0.00 2.95 0.52 0.02 84.58 Average: all 4.24 0.00 0.73 0.50 0.00 94.52 Average: 0 8.28 0.00 0.93 0.46 0.00 90.33 Average: 1 2.58 0.00 0.64 0.85 0.00 95.93 Average: 2 3.81 0.00 0.80 0.36 0.00 95.03 Average: 3 2.30 0.00 0.56 0.35 0.00 96.79