---> uname -a: Linux 9e7582d389c1 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 8.5G 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% /var/log/sa /dev/vda1 50.0G 8.5G 41.5G 17% /w/workspace/foundry_device-virtual-go_master /dev/vda1 50.0G 8.5G 41.5G 17% /w/workspace/foundry_device-virtual-go_master@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 782 105 0 949 988 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) 07/22/20 _x86_64_ (4 CPU) 10:09:42 LINUX RESTART 10:10:01 tps rtps wtps bread/s bwrtn/s 10:11:01 189.13 101.40 87.73 11843.02 40207.01 10:12:01 1.97 0.00 1.97 0.00 40.17 10:13:01 0.42 0.00 0.42 0.00 6.23 10:14:01 0.27 0.00 0.27 0.00 3.31 10:15:01 0.20 0.00 0.20 0.00 2.83 10:16:01 0.35 0.00 0.35 0.00 5.21 10:17:01 59.18 27.01 32.17 1170.49 18513.56 10:18:02 260.86 132.60 128.26 6090.35 33111.92 10:19:01 269.58 126.13 143.45 8942.99 33996.90 Average: 86.65 42.91 43.73 3107.78 13962.36 10:10:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:11:01 168796 1712760 91.03 2620 1153516 1112312 37.96 422460 1129984 120 10:12:01 174316 1707240 90.74 2620 1153520 1092172 37.27 419900 1128180 16 10:13:01 172180 1709376 90.85 2620 1153524 1092280 37.28 423344 1127060 20 10:14:01 172032 1709524 90.86 2620 1153528 1092368 37.28 423648 1127060 8 10:15:01 171304 1710252 90.90 2620 1153532 1092308 37.28 431236 1120320 16 10:16:01 168564 1712992 91.04 2620 1153540 1088244 37.14 433952 1120044 12 10:17:01 111000 1770556 94.10 2620 1095820 1513312 51.65 489788 1083620 105452 10:18:02 74112 1807444 96.06 2564 1045956 1531852 52.28 668400 904216 45140 10:19:01 162720 1718836 91.35 1492 962864 1222380 41.72 608556 804724 32 Average: 152780 1728776 91.88 2488 1113978 1204136 41.09 480143 1060579 16757 10:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 10:11:01 eth0 509.97 310.24 1046.64 90.61 0.00 0.00 0.00 10:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:11:01 docker0 1.60 1.38 0.25 2.82 0.00 0.00 0.00 10:12:01 eth0 1.78 0.42 0.44 0.03 0.00 0.00 0.00 10:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:13:01 eth0 2.60 0.68 0.69 0.37 0.00 0.00 0.00 10:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:14:01 eth0 0.50 0.42 0.30 0.24 0.00 0.00 0.00 10:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:15:01 eth0 2.56 0.60 0.66 0.40 0.00 0.00 0.00 10:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:16:01 eth0 1.50 0.72 0.71 0.40 0.00 0.00 0.00 10:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:17:01 eth0 180.98 101.37 3765.40 10.20 0.00 0.00 0.00 10:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:18:02 eth0 267.06 195.72 3488.33 90.22 0.00 0.00 0.00 10:18:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:18:02 docker0 27.88 26.72 3.22 93.51 0.00 0.00 0.00 10:19:01 eth0 203.42 148.98 2600.52 77.66 0.00 0.00 0.00 10:19:01 vethe7d1a65 0.00 0.05 0.00 0.00 0.00 0.00 0.00 10:19:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 10:19:01 docker0 55.75 61.31 5.14 266.37 0.00 0.00 0.00 Average: eth0 130.00 84.30 1210.16 29.96 0.00 0.00 0.00 Average: vethe7d1a65 0.00 0.01 0.00 0.00 0.00 0.00 0.00 Average: lo 0.01 0.01 0.00 0.00 0.00 0.00 0.00 Average: docker0 6.10 6.71 0.56 29.16 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) 07/22/20 _x86_64_ (4 CPU) 10:09:42 LINUX RESTART 10:10:01 CPU %user %nice %system %iowait %steal %idle 10:11:01 all 15.94 0.00 7.11 7.59 0.02 69.34 10:11:01 0 17.52 0.00 6.70 7.02 0.02 68.73 10:11:01 1 14.61 0.00 7.99 5.27 0.00 72.14 10:11:01 2 15.02 0.00 7.06 6.92 0.02 70.99 10:11:01 3 16.64 0.00 6.70 11.14 0.02 65.50 10:12:01 all 0.15 0.00 0.04 0.00 0.00 99.81 10:12:01 0 0.07 0.00 0.07 0.00 0.00 99.87 10:12:01 1 0.48 0.00 0.05 0.00 0.00 99.47 10:12:01 2 0.03 0.00 0.03 0.00 0.00 99.93 10:12:01 3 0.02 0.00 0.02 0.00 0.00 99.97 10:13:01 all 0.15 0.00 0.03 0.00 0.00 99.82 10:13:01 0 0.05 0.00 0.05 0.00 0.00 99.90 10:13:01 1 0.45 0.00 0.03 0.00 0.00 99.52 10:13:01 2 0.05 0.00 0.03 0.00 0.00 99.92 10:13:01 3 0.03 0.00 0.02 0.00 0.00 99.95 10:14:01 all 0.15 0.00 0.02 0.00 0.00 99.83 10:14:01 0 0.03 0.00 0.02 0.00 0.00 99.95 10:14:01 1 0.52 0.00 0.02 0.00 0.00 99.47 10:14:01 2 0.07 0.00 0.03 0.00 0.00 99.90 10:14:01 3 0.00 0.00 0.02 0.00 0.02 99.97 10:15:01 all 0.12 0.00 0.03 0.00 0.00 99.85 10:15:01 0 0.05 0.00 0.07 0.00 0.00 99.88 10:15:01 1 0.35 0.00 0.00 0.00 0.00 99.65 10:15:01 2 0.03 0.00 0.03 0.00 0.00 99.93 10:15:01 3 0.05 0.00 0.00 0.00 0.00 99.95 10:16:01 all 0.17 0.00 0.05 0.00 0.00 99.78 10:16:01 0 0.05 0.00 0.12 0.00 0.00 99.83 10:16:01 1 0.55 0.00 0.02 0.00 0.00 99.43 10:16:01 2 0.07 0.00 0.05 0.00 0.00 99.88 10:16:01 3 0.02 0.00 0.03 0.00 0.00 99.95 10:17:01 all 4.34 0.00 2.18 0.09 0.01 93.38 10:17:01 0 4.33 0.00 2.11 0.03 0.02 93.51 10:17:01 1 4.86 0.00 2.56 0.13 0.02 92.43 10:17:01 2 3.86 0.00 2.11 0.08 0.00 93.95 10:17:01 3 4.30 0.00 1.96 0.12 0.00 93.62 10:18:02 all 10.40 0.00 6.33 3.80 0.02 79.45 10:18:02 0 10.30 0.00 6.41 4.16 0.00 79.13 10:18:02 1 10.60 0.00 7.02 5.59 0.02 76.78 10:18:02 2 10.16 0.00 6.05 2.30 0.02 81.47 10:18:02 3 10.56 0.00 5.86 3.14 0.02 80.42 10:19:01 all 10.33 0.00 6.63 3.93 0.02 79.09 10:19:01 0 9.51 0.00 6.54 3.92 0.02 80.01 10:19:01 1 9.18 0.00 6.65 1.92 0.02 82.23 10:19:01 2 9.57 0.00 7.16 4.83 0.03 78.41 10:19:01 3 13.02 0.00 6.13 5.04 0.03 75.77 Average: all 4.61 0.00 2.47 1.70 0.01 91.21 Average: 0 4.63 0.00 2.43 1.67 0.01 91.27 Average: 1 4.60 0.00 2.68 1.43 0.01 91.29 Average: 2 4.29 0.00 2.49 1.56 0.01 91.66 Average: 3 4.92 0.00 2.28 2.14 0.01 90.65