---> uname -a: Linux 52ea27a53dbc 3.10.0-1127.el7.x86_64 #1 SMP Tue Mar 31 23:36:51 UTC 2020 x86_64 Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian Address sizes: 40 bits physical, 48 bits virtual 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: 2933.396 BogoMIPS: 5866.79 Virtualization: VT-x Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB L1i cache: 128 KiB L2 cache: 16 MiB L3 cache: 64 MiB NUMA node0 CPU(s): 0-3 Vulnerability Itlb multihit: KVM: Mitigation: Split huge pages Vulnerability L1tf: Mitigation; PTE Inversion; VMX conditional cache flushes, SMT disabled Vulnerability Mds: Vulnerable: Clear CPU buffers attempted, no microcode; SMT Host state unknown Vulnerability Meltdown: Mitigation; PTI Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; Load fences, usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Full retpoline, IBPB Vulnerability Tsx async abort: Not affected 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 Available Use% Mounted on overlay 50.0G 8.5G 41.5G 17% / tmpfs 64.0M 0 64.0M 0% /dev tmpfs 918.7M 0 918.7M 0% /sys/fs/cgroup shm 64.0M 0 64.0M 0% /dev/shm /dev/vda1 50.0G 8.5G 41.5G 17% /etc/resolv.conf /dev/vda1 50.0G 8.5G 41.5G 17% /etc/hostname /dev/vda1 50.0G 8.5G 41.5G 17% /etc/hosts /dev/vda1 50.0G 8.5G 41.5G 17% /w/workspace/_app-service-configurable_master /dev/vda1 50.0G 8.5G 41.5G 17% /w/workspace/_app-service-configurable_master@tmp /dev/vda1 50.0G 8.5G 41.5G 17% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1837 798 112 0 926 970 Swap: 1023 3 1020 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN 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 24: eth0@if25: mtu 1458 qdisc noqueue state UP link/ether 02:42:0a:fa:00:01 brd ff:ff:ff:ff:ff:ff inet 10.250.0.1/24 brd 10.250.0.255 scope global eth0 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) 06/12/20 _x86_64_ (4 CPU) 16:03:54 LINUX RESTART 16:05:02 tps rtps wtps bread/s bwrtn/s 16:06:01 1.88 0.00 1.88 0.00 41.98 16:07:01 0.33 0.00 0.33 0.00 5.00 16:08:01 0.32 0.00 0.32 0.00 3.68 16:09:01 0.25 0.00 0.25 0.00 2.56 16:10:01 0.28 0.00 0.28 0.00 5.08 16:11:01 0.30 0.02 0.28 0.13 3.18 16:12:01 0.23 0.00 0.23 0.00 1.90 16:13:01 0.23 0.00 0.23 0.00 3.35 16:14:01 0.25 0.00 0.25 0.00 2.86 16:15:02 0.32 0.00 0.32 0.00 3.68 16:16:01 0.27 0.00 0.27 0.00 3.01 16:17:01 274.48 161.53 112.95 7287.08 34593.51 16:18:01 218.97 86.80 132.17 4514.51 32186.19 Average: 38.43 19.16 19.27 910.60 5158.43 16:05:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:06:01 179400 1702156 90.47 2620 1128912 1081748 36.92 429820 1113748 16 16:07:01 175224 1706332 90.69 2620 1128916 1080016 36.86 435172 1113076 8 16:08:01 174180 1707376 90.74 2620 1128924 1080052 36.86 436612 1111976 8 16:09:01 174884 1706672 90.71 2620 1128924 1079824 36.85 439124 1109376 8 16:10:01 174160 1707396 90.74 2620 1128932 1079980 36.86 442868 1106316 8 16:11:01 174692 1706864 90.72 2620 1128944 1080000 36.86 442568 1106312 8 16:12:01 175168 1706388 90.69 2620 1128944 1079952 36.86 437592 1111032 8 16:13:01 175284 1706272 90.68 2620 1128952 1079952 36.86 437604 1111032 8 16:14:01 175104 1706452 90.69 2620 1128956 1079952 36.86 437632 1111032 8 16:15:02 172228 1709328 90.85 2620 1128964 1080024 36.86 431292 1120168 8 16:16:01 172616 1708940 90.83 2620 1128964 1080000 36.86 431296 1120168 8 16:17:01 200100 1681456 89.37 2596 1010132 1309204 44.68 570792 911940 36 16:18:01 221860 1659696 88.21 1492 893488 1307428 44.62 619128 750152 56 Average: 180377 1701179 90.41 2531 1101689 1115241 38.06 460885 1068948 14 16:05:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 16:06:01 eth0 0.78 0.10 0.06 0.01 0.00 0.00 0.00 16:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:07:01 eth0 2.56 1.15 1.90 0.26 0.00 0.00 0.00 16:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:08:01 eth0 0.68 0.38 0.29 0.20 0.00 0.00 0.00 16:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:09:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 16:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:01 eth0 0.68 0.40 0.40 0.26 0.00 0.00 0.00 16:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:11:01 eth0 0.20 0.15 0.12 0.01 0.00 0.00 0.00 16:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:12:01 eth0 0.02 0.02 0.00 0.00 0.00 0.00 0.00 16:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:13:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 16:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:14:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 16:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:15:02 eth0 0.23 0.18 0.08 0.07 0.00 0.00 0.00 16:15:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:15:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:16:01 eth0 0.17 0.14 0.07 0.01 0.00 0.00 0.00 16:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:17:01 vethf599ca9 0.23 0.22 0.03 0.12 0.00 0.00 0.00 16:17:01 eth0 790.63 492.01 5350.60 124.51 0.00 0.00 0.00 16:17:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 16:17:01 docker0 40.11 42.33 4.28 304.58 0.00 0.00 0.00 16:18:01 eth0 311.32 214.65 3426.36 136.97 0.00 0.00 0.00 16:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:18:01 veth7ce294d 1.88 1.41 0.35 0.34 0.00 0.00 0.00 16:18:01 docker0 27.58 51.60 1.86 159.17 0.00 0.00 0.00 Average: eth0 43.84 29.41 593.70 13.07 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth7ce294d 0.15 0.11 0.03 0.03 0.00 0.00 0.00 Average: docker0 5.22 7.25 0.47 35.78 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) 06/12/20 _x86_64_ (4 CPU) 16:03:54 LINUX RESTART 16:05:02 CPU %user %nice %system %iowait %steal %idle 16:06:01 all 0.17 0.00 0.04 0.00 0.00 99.79 16:06:01 0 0.03 0.00 0.03 0.00 0.00 99.93 16:06:01 1 0.47 0.00 0.05 0.00 0.00 99.47 16:06:01 2 0.03 0.00 0.02 0.00 0.00 99.95 16:06:01 3 0.14 0.00 0.05 0.00 0.00 99.81 16:07:01 all 0.23 0.00 0.04 0.00 0.00 99.73 16:07:01 0 0.10 0.00 0.03 0.00 0.02 99.85 16:07:01 1 0.63 0.00 0.05 0.00 0.00 99.32 16:07:01 2 0.05 0.00 0.03 0.00 0.00 99.92 16:07:01 3 0.15 0.00 0.03 0.00 0.00 99.82 16:08:01 all 0.16 0.00 0.03 0.00 0.04 99.77 16:08:01 0 0.03 0.00 0.03 0.00 0.03 99.90 16:08:01 1 0.53 0.00 0.02 0.00 0.05 99.40 16:08:01 2 0.05 0.00 0.03 0.00 0.05 99.87 16:08:01 3 0.03 0.00 0.03 0.00 0.00 99.93 16:09:01 all 0.16 0.00 0.05 0.00 0.01 99.78 16:09:01 0 0.03 0.00 0.03 0.00 0.02 99.92 16:09:01 1 0.52 0.00 0.05 0.00 0.00 99.43 16:09:01 2 0.03 0.00 0.07 0.00 0.03 99.87 16:09:01 3 0.03 0.00 0.03 0.00 0.02 99.92 16:10:01 all 0.17 0.00 0.07 0.00 0.00 99.76 16:10:01 0 0.05 0.00 0.02 0.00 0.00 99.93 16:10:01 1 0.53 0.00 0.15 0.00 0.02 99.30 16:10:01 2 0.05 0.00 0.03 0.00 0.00 99.92 16:10:01 3 0.05 0.00 0.07 0.00 0.00 99.88 16:11:01 all 0.16 0.00 0.03 0.00 0.00 99.80 16:11:01 0 0.03 0.00 0.03 0.00 0.00 99.93 16:11:01 1 0.52 0.00 0.03 0.00 0.02 99.43 16:11:01 2 0.03 0.00 0.03 0.00 0.00 99.93 16:11:01 3 0.08 0.00 0.05 0.00 0.00 99.87 16:12:01 all 0.16 0.00 0.03 0.00 0.00 99.81 16:12:01 0 0.03 0.00 0.02 0.00 0.00 99.95 16:12:01 1 0.52 0.00 0.02 0.00 0.00 99.47 16:12:01 2 0.03 0.00 0.03 0.00 0.00 99.93 16:12:01 3 0.05 0.00 0.03 0.00 0.00 99.92 16:13:01 all 0.16 0.00 0.03 0.00 0.00 99.80 16:13:01 0 0.02 0.00 0.03 0.00 0.00 99.95 16:13:01 1 0.10 0.00 0.03 0.00 0.00 99.87 16:13:01 2 0.47 0.00 0.02 0.00 0.00 99.52 16:13:01 3 0.05 0.00 0.05 0.00 0.02 99.88 16:14:01 all 0.16 0.00 0.03 0.00 0.00 99.81 16:14:01 0 0.03 0.00 0.02 0.00 0.00 99.95 16:14:01 1 0.02 0.00 0.03 0.00 0.00 99.95 16:14:01 2 0.55 0.00 0.03 0.00 0.00 99.42 16:14:01 3 0.07 0.00 0.03 0.00 0.00 99.90 16:15:02 all 0.15 0.00 0.03 0.00 0.00 99.81 16:15:02 0 0.02 0.00 0.03 0.00 0.00 99.95 16:15:02 1 0.00 0.00 0.02 0.00 0.00 99.98 16:15:02 2 0.53 0.00 0.03 0.00 0.00 99.43 16:15:02 3 0.05 0.00 0.05 0.00 0.00 99.90 16:16:01 all 0.15 0.00 0.03 0.00 0.00 99.82 16:16:01 0 0.02 0.00 0.02 0.00 0.00 99.97 16:16:01 1 0.02 0.00 0.02 0.00 0.00 99.97 16:16:01 2 0.54 0.00 0.03 0.00 0.00 99.42 16:16:01 3 0.03 0.00 0.03 0.00 0.00 99.93 16:17:01 all 9.79 0.00 6.29 2.81 0.08 81.03 16:17:01 0 9.71 0.00 7.08 2.74 0.08 80.39 16:17:01 1 9.63 0.00 5.80 1.67 0.07 82.83 16:17:01 2 9.63 0.00 6.27 4.66 0.12 79.32 16:17:01 3 10.15 0.00 6.01 2.15 0.07 81.62 16:18:01 all 11.20 0.00 7.98 3.07 0.07 77.69 16:18:01 0 10.04 0.00 8.75 4.80 0.07 76.34 16:18:01 1 13.58 0.00 7.87 3.67 0.08 74.79 16:18:01 2 10.10 0.00 7.61 2.21 0.07 80.01 16:18:01 3 11.10 0.00 7.66 1.59 0.05 79.60 Average: all 1.74 0.00 1.12 0.45 0.02 96.68 Average: 0 1.54 0.00 1.23 0.57 0.02 96.64 Average: 1 2.07 0.00 1.08 0.41 0.02 96.43 Average: 2 1.69 0.00 1.09 0.52 0.02 96.68 Average: 3 1.67 0.00 1.08 0.28 0.01 96.95