---> uname -a: Linux prd-centos7-docker-4c-2g-3061.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 597 78 16 1161 1041 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:2b:55:01 brd ff:ff:ff:ff:ff:ff inet 10.30.123.49/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86147sec preferred_lft 86147sec inet6 fe80::f816:3eff:fe2b:5501/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:9d:d9:51:b4 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::42:9dff:fed9:51b4/64 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) 05:12:43 PM LINUX RESTART 05:14:01 PM tps rtps wtps bread/s bwrtn/s 05:15:02 PM 121.41 71.83 49.59 11154.76 7187.53 05:16:01 PM 72.23 22.71 49.53 1618.83 6853.42 05:17:01 PM 103.41 23.44 79.97 968.76 9072.66 Average: 99.22 39.49 59.73 4612.65 7708.07 05:14:01 PM kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:15:02 PM 73212 1808344 96.11 2596 1176140 1137320 38.81 655716 962648 52 05:16:01 PM 74972 1806584 96.02 2596 1122512 1154176 39.39 714480 890792 82136 05:17:01 PM 91052 1790504 95.16 1912 1092480 1133376 38.68 686424 869632 80552 Average: 79745 1801811 95.76 2368 1130377 1141624 38.96 685540 907691 54247 05:14:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 05:15:02 PM eth0 1330.82 881.81 551.03 3692.81 0.00 0.00 0.00 05:15:02 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:02 PM docker0 24.87 33.58 1.70 291.93 0.00 0.00 0.00 05:16:01 PM eth0 110.57 78.19 871.80 11.51 0.00 0.00 0.00 05:16:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:16:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:17:01 PM eth0 36.05 23.26 127.45 7.99 0.00 0.00 0.00 05:17:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:17:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 496.56 330.44 514.86 1250.01 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 8.37 11.31 0.57 98.31 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) 05:12:43 PM LINUX RESTART 05:14:01 PM CPU %user %nice %system %iowait %steal %idle 05:15:02 PM all 19.99 0.00 5.13 1.35 0.08 73.45 05:15:02 PM 0 25.05 0.00 6.46 2.90 0.05 65.55 05:15:02 PM 1 11.75 0.00 4.05 1.35 0.10 82.75 05:15:02 PM 2 23.60 0.00 4.74 1.07 0.05 70.55 05:15:02 PM 3 19.62 0.00 5.30 0.14 0.09 74.85 05:16:01 PM all 17.11 0.00 2.56 1.04 0.02 79.28 05:16:01 PM 0 26.38 0.00 2.28 0.96 0.02 70.36 05:16:01 PM 1 16.90 0.00 3.22 1.46 0.02 78.40 05:16:01 PM 2 12.87 0.00 2.16 0.21 0.02 84.75 05:16:01 PM 3 12.31 0.00 2.59 1.51 0.02 83.58 05:17:01 PM all 15.32 0.00 3.04 2.03 0.02 79.59 05:17:01 PM 0 22.77 0.00 2.29 1.28 0.02 73.64 05:17:01 PM 1 18.98 0.00 4.22 1.59 0.02 75.20 05:17:01 PM 2 12.03 0.00 3.27 1.16 0.02 83.51 05:17:01 PM 3 7.55 0.00 2.37 4.08 0.02 85.99 Average: all 17.47 0.00 3.58 1.48 0.04 77.44 Average: 0 24.72 0.00 3.67 1.71 0.03 69.87 Average: 1 15.87 0.00 3.83 1.47 0.05 78.79 Average: 2 16.17 0.00 3.39 0.81 0.03 79.59 Average: 3 13.13 0.00 3.42 1.92 0.04 81.49