---> uname -a: Linux prd-centos7-docker-4c-2g-3058.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 7.5G 43G 15% / tmpfs 184M 0 184M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 1837 587 75 16 1174 1051 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:a7:3a:bc brd ff:ff:ff:ff:ff:ff inet 10.30.123.200/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86074sec preferred_lft 86074sec inet6 fe80::f816:3eff:fea7:3abc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:15:45:fb:f9 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::42:15ff:fe45:fbf9/64 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) 05:07:41 PM LINUX RESTART 05:09:01 PM tps rtps wtps bread/s bwrtn/s 05:10:01 PM 65.70 21.69 44.02 5419.88 9387.62 05:11:02 PM 108.71 63.70 45.01 5246.20 5533.62 05:12:01 PM 69.27 5.31 63.96 763.76 7717.07 05:13:01 PM 86.35 19.62 66.73 839.67 6420.37 Average: 82.56 27.67 54.88 3078.81 7263.93 05:09:01 PM kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:10:01 PM 93304 1788252 95.04 2620 1191560 1217560 41.55 426340 1166520 82212 05:11:02 PM 84212 1797344 95.52 2620 1173756 1119624 38.21 489736 1124860 41048 05:12:01 PM 78580 1802976 95.82 2620 1118928 1119112 38.19 535888 1044452 102372 05:13:01 PM 83644 1797912 95.55 2620 1104832 1146352 39.12 550632 1004696 44796 Average: 84935 1796621 95.49 2620 1147269 1150662 39.27 500649 1085132 67607 05:09:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 05:10:01 PM veth039e66c 11.53 23.25 1.08 222.66 0.00 0.00 0.00 05:10:01 PM eth0 285.88 158.75 1492.68 46.57 0.00 0.00 0.00 05:10:01 PM lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 05:10:01 PM docker0 11.53 23.11 0.93 222.65 0.00 0.00 0.00 05:11:02 PM eth0 99.40 69.69 656.64 14.92 0.00 0.00 0.00 05:11:02 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:11:02 PM docker0 4.60 10.05 0.34 70.38 0.00 0.00 0.00 05:12:01 PM eth0 31.47 21.74 285.36 2.99 0.00 0.00 0.00 05:12:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:12:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:13:01 PM eth0 50.69 35.36 132.07 63.99 0.00 0.00 0.00 05:13:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:13:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 107.88 66.73 625.35 31.59 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 4.06 8.34 0.32 73.65 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) 05:07:41 PM LINUX RESTART 05:09:01 PM CPU %user %nice %system %iowait %steal %idle 05:10:01 PM all 15.61 0.00 7.08 1.77 26.49 49.04 05:10:01 PM 0 16.21 0.00 8.07 1.14 26.53 48.05 05:10:01 PM 1 17.00 0.00 6.93 2.23 28.32 45.51 05:10:01 PM 2 18.08 0.00 6.38 1.83 24.94 48.77 05:10:01 PM 3 11.24 0.00 6.98 1.85 26.16 53.77 05:11:02 PM all 12.92 0.00 2.42 2.26 5.36 77.04 05:11:02 PM 0 30.31 0.00 3.57 1.23 6.58 58.30 05:11:02 PM 1 5.06 0.00 1.98 1.31 5.08 86.57 05:11:02 PM 2 10.90 0.00 2.76 5.01 4.79 76.53 05:11:02 PM 3 6.56 0.00 1.41 1.50 5.05 85.48 05:12:01 PM all 14.75 0.00 2.53 0.59 5.18 76.95 05:12:01 PM 0 28.93 0.00 3.18 0.71 5.85 61.33 05:12:01 PM 1 5.84 0.00 1.70 0.32 4.56 87.57 05:12:01 PM 2 21.10 0.00 4.39 1.32 5.02 68.16 05:12:01 PM 3 4.25 0.00 0.99 0.07 5.29 89.40 05:13:01 PM all 15.30 0.00 2.64 1.34 5.08 75.65 05:13:01 PM 0 18.68 0.00 2.59 2.36 4.26 72.11 05:13:01 PM 1 15.88 0.00 2.90 0.44 4.73 76.05 05:13:01 PM 2 8.39 0.00 1.70 1.32 5.82 82.77 05:13:01 PM 3 18.51 0.00 3.38 1.21 5.47 71.43 Average: all 14.66 0.00 3.71 1.50 10.75 69.39 Average: 0 23.31 0.00 4.43 1.36 11.12 59.78 Average: 1 10.98 0.00 3.41 1.09 10.88 73.64 Average: 2 14.55 0.00 3.81 2.37 10.29 68.98 Average: 3 10.09 0.00 3.23 1.16 10.70 74.82