---> uname -a: Linux 6557604ce4e1 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: 2933.436 BogoMIPS: 5866.87 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/foundry_device-virtual-go_master /dev/vda1 50.0G 8.2G 41.8G 16% /w/workspace/foundry_device-virtual-go_master@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 796 122 0 919 976 Swap: 1023 2 1021 ---> 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) 09/23/20 _x86_64_ (4 CPU) 18:47:03 LINUX RESTART (4 CPU) 18:48:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:49:01 26.07 10.04 16.03 0.00 4361.44 2884.05 0.00 18:50:01 1.37 0.00 1.37 0.00 0.00 20.88 0.00 18:51:01 0.25 0.00 0.25 0.00 0.00 2.85 0.00 18:52:01 0.28 0.00 0.28 0.00 0.00 3.23 0.00 18:53:01 0.28 0.00 0.28 0.00 0.00 4.83 0.00 18:54:01 0.32 0.02 0.30 0.00 0.13 3.70 0.00 18:55:01 235.48 123.55 111.93 0.00 6906.84 32638.74 0.00 18:56:01 210.07 75.94 134.13 0.00 4522.42 32868.18 0.00 Average: 59.29 26.21 33.09 0.00 1974.66 8557.46 0.00 18:48:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:49:01 170880 0 561156 29.82 2620 1146900 1107356 37.79 432684 1118892 28 18:50:01 175272 0 556816 29.59 2620 1146848 1081008 36.89 430932 1116984 12 18:51:01 174436 0 557644 29.64 2620 1146856 1081164 36.90 431932 1116984 8 18:52:01 173256 0 558824 29.70 2620 1146856 1081176 36.90 438016 1112284 8 18:53:01 170732 0 561344 29.83 2620 1146860 1081104 36.90 441732 1111240 16 18:54:01 169804 0 562260 29.88 2620 1146872 1081008 36.89 457612 1096360 12 18:55:01 155048 0 678684 36.07 2596 1045228 1306196 44.58 589328 940156 20 18:56:01 234540 0 752116 39.97 1492 893408 1300788 44.39 616576 742028 48 Average: 177996 0 598606 31.81 2476 1102478 1139975 38.91 479852 1044366 19 18:48:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:49:01 eth0 69.29 53.05 339.57 27.24 0.00 0.00 0.00 0.00 18:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:49:01 docker0 1.48 1.40 0.29 3.18 0.00 0.00 0.00 0.00 18:50:01 eth0 0.75 0.08 0.06 0.01 0.00 0.00 0.00 0.00 18:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:51:01 eth0 3.05 1.25 2.03 0.26 0.00 0.00 0.00 0.00 18:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:52:01 eth0 0.53 0.37 0.27 0.20 0.00 0.00 0.00 0.00 18:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:53:01 eth0 0.23 0.18 0.16 0.07 0.00 0.00 0.00 0.00 18:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:54:01 eth0 0.05 0.07 0.00 0.01 0.00 0.00 0.00 0.00 18:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:55:01 veth0f1fe79 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:55:01 eth0 503.05 441.29 4075.20 97.17 0.00 0.00 0.00 0.00 18:55:01 veth1b6eb96 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:56:01 veth420bc54 1.81 1.35 0.28 0.24 0.00 0.00 0.00 0.00 18:56:01 eth0 472.27 408.90 3464.20 55.25 0.00 0.00 0.00 0.00 18:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:56:01 docker0 59.74 61.67 5.36 296.12 0.00 0.00 0.00 0.00 Average: veth420bc54 0.23 0.17 0.03 0.03 0.00 0.00 0.00 0.00 Average: eth0 131.21 113.20 985.67 22.54 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 7.47 7.71 0.67 37.03 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) 09/23/20 _x86_64_ (4 CPU) 18:47:03 LINUX RESTART (4 CPU) 18:48:01 CPU %user %nice %system %iowait %steal %idle 18:49:01 all 2.41 0.00 1.40 0.38 0.03 95.78 18:49:01 0 2.06 0.00 1.54 0.25 0.03 96.12 18:49:01 1 2.93 0.00 1.44 1.05 0.03 94.55 18:49:01 2 2.21 0.00 1.30 0.12 0.03 96.34 18:49:01 3 2.44 0.00 1.32 0.12 0.02 96.10 18:50:01 all 0.13 0.00 0.05 0.00 0.00 99.82 18:50:01 0 0.05 0.00 0.05 0.00 0.00 99.90 18:50:01 1 0.02 0.00 0.03 0.00 0.00 99.95 18:50:01 2 0.03 0.00 0.05 0.00 0.00 99.92 18:50:01 3 0.40 0.00 0.07 0.00 0.00 99.53 18:51:01 all 0.17 0.00 0.04 0.00 0.00 99.78 18:51:01 0 0.05 0.00 0.05 0.00 0.00 99.90 18:51:01 1 0.07 0.00 0.05 0.00 0.02 99.87 18:51:01 2 0.03 0.00 0.03 0.00 0.00 99.93 18:51:01 3 0.53 0.00 0.03 0.00 0.00 99.43 18:52:01 all 0.15 0.00 0.04 0.00 0.00 99.81 18:52:01 0 0.03 0.00 0.07 0.00 0.00 99.90 18:52:01 1 0.05 0.00 0.03 0.00 0.00 99.92 18:52:01 2 0.02 0.00 0.03 0.00 0.00 99.95 18:52:01 3 0.52 0.00 0.02 0.00 0.00 99.47 18:53:01 all 0.15 0.00 0.05 0.00 0.00 99.80 18:53:01 0 0.00 0.00 0.08 0.00 0.02 99.90 18:53:01 1 0.07 0.00 0.07 0.00 0.00 99.87 18:53:01 2 0.17 0.00 0.02 0.00 0.00 99.82 18:53:01 3 0.38 0.00 0.02 0.00 0.00 99.60 18:54:01 all 0.15 0.00 0.05 0.00 0.01 99.79 18:54:01 0 0.02 0.00 0.10 0.00 0.00 99.88 18:54:01 1 0.03 0.00 0.05 0.00 0.02 99.90 18:54:01 2 0.53 0.00 0.03 0.00 0.02 99.42 18:54:01 3 0.02 0.00 0.03 0.00 0.00 99.95 18:55:01 all 9.60 0.00 6.07 2.49 0.13 81.71 18:55:01 0 8.81 0.00 5.94 1.57 0.10 83.58 18:55:01 1 9.79 0.00 6.52 3.46 0.14 80.09 18:55:01 2 10.45 0.00 6.10 1.80 0.15 81.49 18:55:01 3 9.33 0.00 5.72 3.12 0.14 81.69 18:56:01 all 10.74 0.00 7.68 2.93 0.12 78.54 18:56:01 0 8.92 0.00 7.64 1.82 0.14 81.49 18:56:01 1 9.64 0.00 7.14 4.66 0.14 78.41 18:56:01 2 10.81 0.00 8.66 0.98 0.10 79.45 18:56:01 3 13.57 0.00 7.26 4.24 0.10 74.82 Average: all 2.90 0.00 1.90 0.71 0.04 94.46 Average: 0 2.45 0.00 1.90 0.45 0.04 95.16 Average: 1 2.79 0.00 1.89 1.13 0.04 94.15 Average: 2 3.00 0.00 2.00 0.36 0.04 94.60 Average: 3 3.35 0.00 1.78 0.92 0.03 93.91