---> uname -a: Linux 1357bbb7eec1 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: 2933.442 BogoMIPS: 5866.88 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 8.2G 41.8G 16% / 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 8.2G 41.8G 16% /etc/resolv.conf /dev/vda1 50.0G 8.2G 41.8G 16% /etc/hostname /dev/vda1 50.0G 8.2G 41.8G 16% /etc/hosts /dev/vda1 50.0G 8.2G 41.8G 16% /var/log/sa-host /dev/vda1 50.0G 8.2G 41.8G 16% /w/workspace/_app-service-configurable_master /dev/vda1 50.0G 8.2G 41.8G 16% /w/workspace/_app-service-configurable_master@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 788 121 0 926 982 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) 09/15/20 _x86_64_ (4 CPU) 16:34:22 LINUX RESTART (4 CPU) 16:35:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:36:01 62.74 16.55 46.20 0.00 5119.63 4896.34 0.00 16:37:01 1.58 0.00 1.58 0.00 0.00 30.47 0.00 16:38:01 0.28 0.00 0.28 0.00 0.00 3.76 0.00 16:39:01 0.22 0.00 0.22 0.00 0.00 2.96 0.00 16:40:01 0.15 0.00 0.15 0.00 0.00 1.82 0.00 16:41:01 0.75 0.00 0.75 0.00 0.00 11.11 0.00 16:42:01 0.57 0.02 0.55 0.00 0.13 6.50 0.00 16:43:01 179.49 99.02 80.47 0.00 5672.58 30602.45 0.00 16:44:01 112.81 42.65 70.16 0.00 1977.03 16019.45 0.00 16:45:02 233.55 112.15 121.40 0.00 8360.13 25509.72 0.00 Average: 59.24 27.05 32.19 0.00 2113.65 7711.12 0.00 16:35:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:36:01 181140 0 558376 29.68 2620 1139420 1111572 37.94 414880 1126364 8 16:37:01 184760 0 554752 29.48 2620 1139424 1087532 37.12 414592 1123452 8 16:38:01 185720 0 553780 29.43 2620 1139436 1071204 36.56 414568 1122660 8 16:39:01 184548 0 554952 29.49 2620 1139436 1071240 36.56 416592 1122016 8 16:40:01 184032 0 555464 29.52 2620 1139440 1071216 36.56 420848 1118236 8 16:41:01 181420 0 558068 29.66 2620 1139448 1071252 36.56 423760 1118212 8 16:42:01 181840 0 557644 29.64 2620 1139452 1071204 36.56 423624 1118212 8 16:43:01 84564 0 689416 36.64 2620 1104956 1431308 48.85 531472 1065988 2804 16:44:01 143016 0 738284 39.24 2596 997660 1514600 51.69 605816 919208 89544 16:45:02 165728 0 752144 39.97 1492 962192 1106204 37.75 577820 836808 85412 Average: 167677 0 607288 32.28 2505 1104086 1160733 39.61 464397 1067116 17782 16:35:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:36:01 eth0 487.45 291.99 1022.35 87.78 0.00 0.00 0.00 0.00 16:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:36:01 docker0 1.70 1.53 0.30 2.99 0.00 0.00 0.00 0.00 16:37:01 eth0 1.20 0.47 0.48 0.23 0.00 0.00 0.00 0.00 16:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:38:01 eth0 1.67 0.47 0.36 0.21 0.00 0.00 0.00 0.00 16:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:39:01 eth0 1.80 0.50 0.61 0.36 0.00 0.00 0.00 0.00 16:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:01 eth0 0.87 0.30 0.30 0.20 0.00 0.00 0.00 0.00 16:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:41:01 eth0 1.80 0.48 0.51 0.30 0.00 0.00 0.00 0.00 16:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:42:01 eth0 1.35 0.52 0.38 0.21 0.00 0.00 0.00 0.00 16:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:43:01 vethddbe7a8 20.48 21.64 2.36 22.36 0.00 0.00 0.00 0.00 16:43:01 eth0 436.71 363.19 3811.07 32.42 0.00 0.00 0.00 0.00 16:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:43:01 docker0 20.48 21.52 2.08 22.35 0.00 0.00 0.00 0.00 16:44:01 eth0 507.80 442.45 3796.84 102.06 0.00 0.00 0.00 0.00 16:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:44:01 docker0 39.76 41.04 3.18 386.36 0.00 0.00 0.00 0.00 16:45:02 eth0 250.67 178.38 1001.68 81.58 0.00 0.00 0.00 0.00 16:45:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:45:02 docker0 52.21 84.31 2.98 203.83 0.00 0.00 0.00 0.00 Average: eth0 169.18 127.92 963.78 30.55 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 11.42 14.85 0.86 61.58 0.00 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) 09/15/20 _x86_64_ (4 CPU) 16:34:22 LINUX RESTART (4 CPU) 16:35:01 CPU %user %nice %system %iowait %steal %idle 16:36:01 all 10.96 0.00 3.54 1.77 0.02 83.71 16:36:01 0 10.83 0.00 4.67 4.36 0.03 80.11 16:36:01 1 11.09 0.00 2.87 0.20 0.00 85.84 16:36:01 2 11.13 0.00 3.54 2.33 0.03 82.97 16:36:01 3 10.78 0.00 3.10 0.18 0.02 85.91 16:37:01 all 0.17 0.00 0.05 0.00 0.00 99.79 16:37:01 0 0.07 0.00 0.05 0.00 0.00 99.88 16:37:01 1 0.35 0.00 0.05 0.00 0.00 99.60 16:37:01 2 0.03 0.00 0.05 0.00 0.00 99.92 16:37:01 3 0.22 0.00 0.03 0.00 0.00 99.75 16:38:01 all 0.17 0.00 0.03 0.00 0.00 99.80 16:38:01 0 0.07 0.00 0.05 0.00 0.00 99.88 16:38:01 1 0.03 0.00 0.03 0.00 0.00 99.93 16:38:01 2 0.55 0.00 0.03 0.00 0.00 99.42 16:38:01 3 0.02 0.00 0.02 0.00 0.00 99.97 16:39:01 all 0.10 0.00 0.03 0.00 0.00 99.87 16:39:01 0 0.03 0.00 0.02 0.00 0.00 99.95 16:39:01 1 0.03 0.00 0.03 0.00 0.00 99.93 16:39:01 2 0.32 0.00 0.05 0.00 0.00 99.63 16:39:01 3 0.03 0.00 0.02 0.00 0.00 99.95 16:40:01 all 0.17 0.00 0.06 0.00 0.00 99.77 16:40:01 0 0.07 0.00 0.02 0.00 0.00 99.92 16:40:01 1 0.05 0.00 0.05 0.00 0.00 99.90 16:40:01 2 0.53 0.00 0.03 0.00 0.00 99.43 16:40:01 3 0.03 0.00 0.15 0.00 0.00 99.82 16:41:01 all 0.18 0.00 0.07 0.00 0.00 99.75 16:41:01 0 0.03 0.00 0.07 0.00 0.00 99.90 16:41:01 1 0.53 0.00 0.05 0.00 0.00 99.42 16:41:01 2 0.12 0.00 0.07 0.00 0.00 99.82 16:41:01 3 0.05 0.00 0.08 0.00 0.00 99.87 16:42:01 all 0.18 0.00 0.03 0.00 0.00 99.80 16:42:01 0 0.07 0.00 0.00 0.00 0.00 99.93 16:42:01 1 0.07 0.00 0.05 0.00 0.00 99.88 16:42:01 2 0.53 0.00 0.05 0.00 0.00 99.42 16:42:01 3 0.03 0.00 0.02 0.00 0.00 99.95 16:43:01 all 7.29 0.00 4.89 1.48 0.05 86.29 16:43:01 0 7.31 0.00 5.11 0.85 0.07 86.66 16:43:01 1 7.29 0.00 5.00 1.10 0.05 86.56 16:43:01 2 6.82 0.00 4.94 3.35 0.05 84.84 16:43:01 3 7.73 0.00 4.50 0.62 0.03 87.11 16:44:01 all 7.65 0.00 5.78 1.20 0.03 85.34 16:44:01 0 7.00 0.00 6.44 1.00 0.02 85.54 16:44:01 1 8.07 0.00 5.62 0.54 0.07 85.70 16:44:01 2 8.04 0.00 5.68 2.36 0.03 83.88 16:44:01 3 7.47 0.00 5.38 0.89 0.02 86.24 16:45:02 all 10.50 0.00 8.15 3.54 0.04 77.77 16:45:02 0 9.38 0.00 8.03 1.27 0.02 81.31 16:45:02 1 9.08 0.00 8.72 2.48 0.03 79.69 16:45:02 2 10.61 0.00 7.76 5.10 0.03 76.50 16:45:02 3 12.95 0.00 8.11 5.29 0.08 73.57 Average: all 3.71 0.00 2.25 0.79 0.01 93.23 Average: 0 3.46 0.00 2.43 0.74 0.01 93.36 Average: 1 3.64 0.00 2.23 0.43 0.02 93.68 Average: 2 3.85 0.00 2.20 1.31 0.02 92.63 Average: 3 3.90 0.00 2.13 0.69 0.02 93.26