---> uname -a: Linux prd-centos7-docker-4c-2g-4280.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: 2933.442 BogoMIPS: 5866.88 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 69 16 1170 1040 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:37:f2:6b brd ff:ff:ff:ff:ff:ff inet 10.30.123.10/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86160sec preferred_lft 86160sec inet6 fe80::f816:3eff:fe37:f26b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:79:55:5b:24 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::42:79ff:fe55:5b24/64 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) 10/08/2020 _x86_64_ (4 CPU) 09:16:46 PM LINUX RESTART 09:18:02 PM tps rtps wtps bread/s bwrtn/s 09:19:01 PM 130.86 78.47 52.39 9691.00 7049.97 09:20:01 PM 75.54 9.71 65.83 886.45 8195.84 09:21:01 PM 103.66 21.38 82.29 930.11 9803.61 Average: 103.20 36.29 66.92 3803.67 8356.99 09:18:02 PM kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:19:01 PM 86244 1795312 95.42 2620 1174296 1106616 37.77 639736 974116 144 09:20:01 PM 86480 1795076 95.40 2444 1105776 1144392 39.06 705968 876972 103772 09:21:01 PM 131476 1750080 93.01 1980 1082200 1075044 36.69 638972 861488 64584 Average: 101400 1780156 94.61 2348 1120757 1108684 37.84 661559 904192 56167 09:18:02 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 09:19:01 PM eth0 1324.14 886.29 401.51 3774.37 0.00 0.00 0.00 09:19:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:19:01 PM docker0 14.30 19.41 1.05 137.10 0.00 0.00 0.00 09:20:01 PM eth0 95.00 81.42 815.60 22.31 0.00 0.00 0.00 09:20:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:21:01 PM eth0 42.58 30.00 133.73 11.52 0.00 0.00 0.00 09:21:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:21:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 482.64 329.52 450.53 1255.63 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 4.72 6.40 0.35 45.20 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) 10/08/2020 _x86_64_ (4 CPU) 09:16:46 PM LINUX RESTART 09:18:02 PM CPU %user %nice %system %iowait %steal %idle 09:19:01 PM all 20.00 0.00 4.89 2.04 0.05 73.03 09:19:01 PM 0 15.77 0.00 4.61 2.56 0.03 77.03 09:19:01 PM 1 8.19 0.00 3.86 1.51 0.05 86.39 09:19:01 PM 2 26.89 0.00 4.90 3.34 0.05 64.81 09:19:01 PM 3 29.14 0.00 6.18 0.76 0.05 63.86 09:20:01 PM all 17.28 0.00 2.66 0.83 0.01 79.22 09:20:01 PM 0 36.20 0.00 4.03 0.91 0.02 58.84 09:20:01 PM 1 9.60 0.00 2.10 0.70 0.02 87.58 09:20:01 PM 2 11.27 0.00 2.43 0.45 0.00 85.85 09:20:01 PM 3 12.18 0.00 2.11 1.27 0.00 84.43 09:21:01 PM all 15.68 0.00 3.08 2.36 0.01 78.86 09:21:01 PM 0 20.55 0.00 3.41 1.09 0.02 74.93 09:21:01 PM 1 10.74 0.00 2.39 1.22 0.00 85.65 09:21:01 PM 2 12.71 0.00 3.06 5.94 0.02 78.27 09:21:01 PM 3 18.75 0.00 3.45 1.16 0.02 76.62 Average: all 17.63 0.00 3.53 1.74 0.02 77.07 Average: 0 24.24 0.00 4.01 1.51 0.02 70.21 Average: 1 9.52 0.00 2.78 1.14 0.02 86.54 Average: 2 16.88 0.00 3.45 3.24 0.02 76.41 Average: 3 19.94 0.00 3.90 1.07 0.02 75.07