---> uname -a: Linux prd-centos7-docker-4c-2g-3063.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 601 68 16 1166 1036 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:b1:32:eb brd ff:ff:ff:ff:ff:ff inet 10.30.122.230/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86153sec preferred_lft 86153sec inet6 fe80::f816:3eff:feb1:32eb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:8e:34:f3:21 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::42:8eff:fe34:f321/64 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) 05:35:02 PM LINUX RESTART 05:36:01 PM tps rtps wtps bread/s bwrtn/s 05:37:02 PM 119.73 48.46 71.27 11775.08 14379.44 05:38:01 PM 108.18 68.85 39.33 6000.27 4672.96 05:39:01 PM 117.30 23.32 93.97 986.72 12918.33 Average: 115.11 46.75 68.36 6256.68 10691.46 05:36:01 PM kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:37:02 PM 82356 1799200 95.62 2620 1154140 1215972 41.50 643056 944792 39556 05:38:01 PM 92392 1789164 95.09 2596 1105756 1164120 39.73 712860 892400 76604 05:39:01 PM 98564 1782992 94.76 2156 1093812 1114200 38.03 654148 893416 32188 Average: 91104 1790452 95.16 2457 1117903 1164764 39.75 670021 910203 49449 05:36:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 05:37:02 PM veth05e0aa8 24.47 40.63 2.06 296.20 0.00 0.00 0.00 05:37:02 PM eth0 2160.11 1347.46 4655.15 3140.72 0.00 0.00 0.00 05:37:02 PM lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 05:37:02 PM docker0 24.47 40.49 1.73 296.19 0.00 0.00 0.00 05:38:01 PM eth0 365.97 251.19 916.09 685.45 0.00 0.00 0.00 05:38:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:38:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:39:01 PM eth0 34.01 24.64 119.04 7.96 0.00 0.00 0.00 05:39:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:39:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 559.74 370.08 790.18 1256.57 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 8.21 13.58 0.58 99.33 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) 05:35:02 PM LINUX RESTART 05:36:01 PM CPU %user %nice %system %iowait %steal %idle 05:37:02 PM all 21.63 0.00 5.84 1.18 0.19 71.16 05:37:02 PM 0 18.09 0.00 6.30 1.70 0.15 73.75 05:37:02 PM 1 23.45 0.00 5.20 1.05 0.19 70.12 05:37:02 PM 2 24.20 0.00 7.01 0.93 0.20 67.66 05:37:02 PM 3 20.72 0.00 4.82 1.07 0.20 73.19 05:38:01 PM all 17.56 0.00 2.85 1.58 0.05 77.97 05:38:01 PM 0 34.34 0.00 3.78 1.51 0.03 60.34 05:38:01 PM 1 14.18 0.00 2.55 2.64 0.05 80.58 05:38:01 PM 2 15.68 0.00 2.69 1.48 0.02 80.14 05:38:01 PM 3 6.14 0.00 2.39 0.70 0.07 90.70 05:39:01 PM all 15.28 0.00 3.64 2.00 0.04 79.04 05:39:01 PM 0 7.20 0.00 2.81 1.86 0.03 88.10 05:39:01 PM 1 25.47 0.00 5.45 0.60 0.05 68.42 05:39:01 PM 2 6.89 0.00 2.21 3.24 0.03 87.63 05:39:01 PM 3 21.58 0.00 4.11 2.28 0.03 72.00 Average: all 18.14 0.00 4.11 1.59 0.09 76.07 Average: 0 19.77 0.00 4.28 1.69 0.07 74.18 Average: 1 21.07 0.00 4.41 1.42 0.10 73.01 Average: 2 15.56 0.00 3.97 1.89 0.08 78.50 Average: 3 16.19 0.00 3.78 1.35 0.10 78.58