---> uname -a: Linux prd-centos7-docker-4c-2g-3103.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 576 76 16 1184 1061 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:4c:25:92 brd ff:ff:ff:ff:ff:ff inet 10.30.122.77/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86127sec preferred_lft 86127sec inet6 fe80::f816:3eff:fe4c:2592/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:2d:de:c6:c4 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::42:2dff:fede:c6c4/64 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) 09:40:01 PM LINUX RESTART 09:41:01 PM tps rtps wtps bread/s bwrtn/s 09:42:01 PM 143.17 48.29 94.87 11742.39 22353.29 09:43:01 PM 120.58 66.52 54.05 5443.92 22960.90 09:44:01 PM 101.84 18.38 83.46 1181.74 11788.41 Average: 121.82 44.34 77.48 6112.63 19018.92 09:41:01 PM kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:42:01 PM 70468 1811088 96.25 2620 1174392 1201388 41.00 606596 992320 39532 09:43:01 PM 67068 1814488 96.44 2596 1183128 1126624 38.45 863128 766972 67788 09:44:01 PM 180436 1701120 90.41 1988 1057312 1073540 36.64 605380 865092 88676 Average: 105991 1775565 94.37 2401 1138277 1133851 38.70 691701 874795 65332 09:41:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 09:42:01 PM veth713c472 26.98 36.23 2.27 296.70 0.00 0.00 0.00 09:42:01 PM eth0 1823.75 1307.62 4633.30 2730.56 0.00 0.00 0.00 09:42:01 PM lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 09:42:01 PM docker0 26.98 36.10 1.90 296.69 0.00 0.00 0.00 09:43:01 PM eth0 3788.58 2577.74 7020.57 1363.26 0.00 0.00 0.00 09:43:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:43:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:44:01 PM eth0 61.46 58.22 519.74 11.06 0.00 0.00 0.00 09:44:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:44:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 1667.01 1148.20 2994.10 1344.12 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 8.97 12.01 0.63 98.71 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) 09:40:01 PM LINUX RESTART 09:41:01 PM CPU %user %nice %system %iowait %steal %idle 09:42:01 PM all 19.93 0.00 4.39 2.44 0.04 73.20 09:42:01 PM 0 23.10 0.00 6.13 2.85 0.03 67.89 09:42:01 PM 1 23.23 0.00 4.65 1.82 0.03 70.27 09:42:01 PM 2 22.90 0.00 3.98 2.24 0.03 70.84 09:42:01 PM 3 10.49 0.00 2.85 2.82 0.07 83.77 09:43:01 PM all 19.43 0.00 4.87 1.66 0.07 73.97 09:43:01 PM 0 28.56 0.00 7.58 0.81 0.05 63.00 09:43:01 PM 1 14.07 0.00 4.17 0.66 0.07 81.04 09:43:01 PM 2 16.73 0.00 3.85 1.38 0.08 77.95 09:43:01 PM 3 18.56 0.00 3.95 3.77 0.07 73.65 09:44:01 PM all 17.34 0.00 2.48 2.10 0.02 78.07 09:44:01 PM 0 21.76 0.00 2.52 2.32 0.02 73.38 09:44:01 PM 1 13.45 0.00 3.01 1.88 0.02 81.65 09:44:01 PM 2 21.87 0.00 3.12 1.11 0.02 73.88 09:44:01 PM 3 12.28 0.00 1.23 3.12 0.02 83.35 Average: all 18.89 0.00 3.90 2.07 0.04 75.10 Average: 0 24.43 0.00 5.38 2.00 0.03 68.15 Average: 1 16.89 0.00 3.94 1.46 0.04 77.68 Average: 2 20.51 0.00 3.65 1.58 0.04 74.22 Average: 3 13.77 0.00 2.67 3.24 0.05 80.28