---> uname -a: Linux prd-centos7-docker-4c-2g-3049.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 585 65 16 1187 1052 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:35:8a:16 brd ff:ff:ff:ff:ff:ff inet 10.30.122.167/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86155sec preferred_lft 86155sec inet6 fe80::f816:3eff:fe35:8a16/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:ad:cf:c0:6f 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:adff:fecf:c06f/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) 04:52:32 PM LINUX RESTART 04:53:02 PM tps rtps wtps bread/s bwrtn/s 04:54:01 PM 153.70 58.98 94.72 9385.79 23063.94 04:55:01 PM 126.69 79.09 47.59 10790.61 6746.88 04:56:01 PM 88.25 14.87 73.38 986.45 10465.02 Average: 122.72 50.94 71.78 7041.93 13374.20 04:53:02 PM kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:54:01 PM 77312 1804244 95.89 2620 1140272 1246092 42.53 572860 1015564 92844 04:55:01 PM 79648 1801908 95.77 2596 1132136 1171316 39.97 694484 926804 30832 04:56:01 PM 151744 1729812 91.94 2184 1069868 1100628 37.56 637700 867372 89436 Average: 102901 1778655 94.53 2467 1114092 1172679 40.02 635015 936580 71037 04:53:02 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 04:54:01 PM veth6fa9ad8 23.51 33.10 1.98 299.09 0.00 0.00 0.00 04:54:01 PM eth0 884.13 659.68 4512.26 103.53 0.00 0.00 0.00 04:54:01 PM lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 04:54:01 PM docker0 23.51 32.97 1.66 299.07 0.00 0.00 0.00 04:55:01 PM eth0 1300.20 858.71 476.19 3706.82 0.00 0.00 0.00 04:55:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:55:01 PM docker0 0.10 0.07 0.00 0.01 0.00 0.00 0.00 04:56:01 PM eth0 65.84 52.32 622.75 6.32 0.00 0.00 0.00 04:56:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:56:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 743.14 519.97 1842.01 1278.14 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 7.79 10.89 0.55 98.64 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) 04:52:32 PM LINUX RESTART 04:53:02 PM CPU %user %nice %system %iowait %steal %idle 04:54:01 PM all 22.70 0.00 7.07 4.05 0.08 66.10 04:54:01 PM 0 23.49 0.00 8.63 2.65 0.10 65.12 04:54:01 PM 1 21.73 0.00 6.52 3.96 0.07 67.72 04:54:01 PM 2 20.68 0.00 7.64 7.92 0.09 63.68 04:54:01 PM 3 24.91 0.00 5.53 1.64 0.07 67.85 04:55:01 PM all 19.55 0.00 3.51 2.59 0.09 74.25 04:55:01 PM 0 26.89 0.00 4.13 1.95 0.10 66.92 04:55:01 PM 1 20.87 0.00 3.88 2.95 0.08 72.22 04:55:01 PM 2 25.73 0.00 3.31 4.33 0.07 66.56 04:55:01 PM 3 4.84 0.00 2.73 1.15 0.10 91.17 04:56:01 PM all 16.85 0.00 2.74 1.43 0.02 78.95 04:56:01 PM 0 30.36 0.00 3.27 2.12 0.02 64.25 04:56:01 PM 1 18.97 0.00 3.23 1.55 0.02 76.24 04:56:01 PM 2 10.57 0.00 2.63 0.81 0.03 85.96 04:56:01 PM 3 7.65 0.00 1.85 1.28 0.03 89.19 Average: all 19.68 0.00 4.43 2.68 0.06 73.15 Average: 0 26.94 0.00 5.32 2.24 0.07 65.43 Average: 1 20.51 0.00 4.53 2.81 0.06 72.09 Average: 2 18.96 0.00 4.50 4.32 0.06 72.16 Average: 3 12.38 0.00 3.35 1.35 0.07 82.85