---> uname -a: Linux 35ece74603ad 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 7.2G 42.8G 14% / 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 7.2G 42.8G 14% /etc/resolv.conf /dev/vda1 50.0G 7.2G 42.8G 14% /etc/hostname /dev/vda1 50.0G 7.2G 42.8G 14% /etc/hosts /dev/vda1 50.0G 7.2G 42.8G 14% /var/log/sa /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/foundry_device-virtual-go_PR-120 /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/foundry_device-virtual-go_PR-120@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 650 123 0 1062 1080 Swap: 1023 0 1023 ---> 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 6: eth0@if7: 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) 06:16:41 LINUX RESTART 06:17:02 tps rtps wtps bread/s bwrtn/s 06:18:01 124.17 46.47 77.70 7791.64 33988.41 06:19:01 1.60 0.00 1.60 0.00 30.42 06:20:01 0.40 0.00 0.40 0.00 5.73 06:21:01 0.32 0.00 0.32 0.00 3.65 06:22:01 0.20 0.00 0.20 0.00 2.83 06:23:01 0.25 0.00 0.25 0.00 3.78 06:24:01 0.33 0.02 0.32 0.13 3.51 06:25:01 0.43 0.17 0.27 12.66 2.90 06:26:01 0.53 0.00 0.53 0.00 9.78 06:27:01 0.50 0.00 0.50 0.00 7.19 Average: 12.70 4.60 8.10 769.24 3356.96 06:17:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:18:01 165524 1716032 91.20 2620 1143920 1136516 38.79 419828 1136520 136 06:19:01 172732 1708824 90.82 2620 1143912 1081360 36.90 416916 1133200 20 06:20:01 171612 1709944 90.88 2620 1143920 1081632 36.91 418144 1133192 16 06:21:01 171320 1710236 90.89 2620 1143920 1081708 36.92 418324 1133188 20 06:22:01 171772 1709784 90.87 2620 1143924 1081492 36.91 424484 1126892 12 06:23:01 171088 1710468 90.91 2620 1143932 1081576 36.91 424980 1126892 8 06:24:01 169736 1711820 90.98 2620 1143936 1081708 36.92 432364 1121344 16 06:25:01 166416 1715140 91.16 2620 1144348 1093724 37.33 431780 1124656 56 06:26:01 166024 1715532 91.18 2620 1144372 1093712 37.33 431768 1124672 8 06:27:01 166024 1715532 91.18 2620 1144380 1093764 37.33 429644 1126720 8 Average: 169225 1712331 91.01 2620 1144056 1090719 37.22 424823 1128728 30 06:17:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 06:18:01 eth0 408.04 245.93 1060.17 88.50 0.00 0.00 0.00 06:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:18:01 docker0 1.57 1.34 0.25 2.88 0.00 0.00 0.00 06:19:01 eth0 0.08 0.13 0.01 0.03 0.00 0.00 0.00 06:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:20:01 eth0 1.55 0.42 0.36 0.18 0.00 0.00 0.00 06:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:21:01 eth0 1.50 0.57 0.60 0.43 0.00 0.00 0.00 06:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:22:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 06:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:23:01 eth0 1.50 0.18 0.25 0.07 0.00 0.00 0.00 06:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:24:01 eth0 0.85 0.75 0.53 0.41 0.00 0.00 0.00 06:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:25:01 eth0 1.97 1.25 1.76 0.62 0.00 0.00 0.00 06:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:26:01 eth0 6.29 3.11 4.97 2.50 0.00 0.00 0.00 06:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:27:01 eth0 1.63 0.97 1.19 0.71 0.00 0.00 0.00 06:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 41.77 24.99 105.46 9.22 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.16 0.13 0.02 0.28 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) 06:16:41 LINUX RESTART 06:17:02 CPU %user %nice %system %iowait %steal %idle 06:18:01 all 16.05 0.00 6.92 5.04 0.15 71.85 06:18:01 0 17.27 0.00 7.07 7.56 0.14 67.96 06:18:01 1 15.28 0.00 7.49 2.38 0.19 74.65 06:18:01 2 15.57 0.00 6.82 6.81 0.12 70.68 06:18:01 3 16.07 0.00 6.25 3.44 0.17 74.07 06:19:01 all 0.16 0.00 0.05 0.00 0.00 99.78 06:19:01 0 0.05 0.00 0.07 0.00 0.00 99.88 06:19:01 1 0.03 0.00 0.05 0.00 0.00 99.92 06:19:01 2 0.05 0.00 0.05 0.00 0.00 99.90 06:19:01 3 0.52 0.00 0.05 0.00 0.00 99.43 06:20:01 all 0.16 0.00 0.04 0.00 0.00 99.80 06:20:01 0 0.05 0.00 0.03 0.00 0.02 99.90 06:20:01 1 0.03 0.00 0.03 0.00 0.00 99.93 06:20:01 2 0.08 0.00 0.08 0.00 0.02 99.82 06:20:01 3 0.48 0.00 0.03 0.00 0.00 99.48 06:21:01 all 0.15 0.00 0.03 0.00 0.00 99.81 06:21:01 0 0.03 0.00 0.02 0.00 0.00 99.95 06:21:01 1 0.03 0.00 0.02 0.00 0.00 99.95 06:21:01 2 0.07 0.00 0.05 0.00 0.00 99.88 06:21:01 3 0.48 0.00 0.02 0.00 0.00 99.50 06:22:01 all 0.16 0.00 0.04 0.00 0.00 99.80 06:22:01 0 0.05 0.00 0.03 0.00 0.00 99.92 06:22:01 1 0.02 0.00 0.05 0.00 0.00 99.93 06:22:01 2 0.07 0.00 0.07 0.00 0.00 99.87 06:22:01 3 0.48 0.00 0.00 0.00 0.00 99.52 06:23:01 all 0.16 0.00 0.04 0.00 0.00 99.79 06:23:01 0 0.53 0.00 0.03 0.00 0.00 99.43 06:23:01 1 0.00 0.00 0.08 0.00 0.00 99.92 06:23:01 2 0.08 0.00 0.03 0.00 0.02 99.87 06:23:01 3 0.03 0.00 0.03 0.00 0.00 99.93 06:24:01 all 0.18 0.00 0.03 0.00 0.00 99.79 06:24:01 0 0.40 0.00 0.02 0.00 0.00 99.58 06:24:01 1 0.05 0.00 0.05 0.00 0.02 99.88 06:24:01 2 0.23 0.00 0.05 0.00 0.00 99.72 06:24:01 3 0.03 0.00 0.02 0.00 0.00 99.95 06:25:01 all 0.19 0.00 0.06 0.00 0.01 99.74 06:25:01 0 0.07 0.00 0.07 0.02 0.00 99.85 06:25:01 1 0.05 0.00 0.05 0.00 0.00 99.90 06:25:01 2 0.60 0.00 0.07 0.00 0.00 99.33 06:25:01 3 0.07 0.00 0.03 0.00 0.02 99.88 06:26:01 all 0.16 0.00 0.08 0.00 0.01 99.75 06:26:01 0 0.37 0.00 0.17 0.00 0.02 99.45 06:26:01 1 0.07 0.00 0.05 0.00 0.00 99.88 06:26:01 2 0.08 0.00 0.07 0.00 0.02 99.83 06:26:01 3 0.10 0.00 0.07 0.00 0.03 99.80 06:27:01 all 0.09 0.00 0.06 0.00 0.01 99.84 06:27:01 0 0.08 0.00 0.03 0.00 0.00 99.88 06:27:01 1 0.08 0.00 0.08 0.00 0.00 99.83 06:27:01 2 0.10 0.00 0.05 0.00 0.00 99.85 06:27:01 3 0.12 0.00 0.07 0.00 0.00 99.82 Average: all 1.70 0.00 0.72 0.49 0.02 97.07 Average: 0 1.84 0.00 0.73 0.73 0.02 96.68 Average: 1 1.53 0.00 0.78 0.23 0.02 97.44 Average: 2 1.65 0.00 0.72 0.66 0.02 96.95 Average: 3 1.79 0.00 0.64 0.33 0.02 97.21