---> uname -a: Linux 3b382ea21954 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: 2933.438 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 8.5G 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 780 121 0 935 987 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) 08/28/20 _x86_64_ (4 CPU) 11:19:22 LINUX RESTART 11:20:01 tps rtps wtps bread/s bwrtn/s 11:21:01 55.78 16.26 39.52 4999.90 4796.95 11:22:01 1.60 0.00 1.60 0.00 27.80 11:23:01 0.20 0.00 0.20 0.00 2.03 11:24:01 0.28 0.00 0.28 0.00 3.33 11:25:01 0.20 0.00 0.20 0.00 2.78 11:26:01 0.40 0.00 0.40 0.00 4.88 11:27:01 259.30 149.57 109.74 6777.76 32667.79 11:28:02 242.21 112.05 130.17 6747.15 32668.25 Average: 70.03 34.75 35.28 2316.60 8776.09 11:20:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:21:01 170628 1710928 90.93 2616 1153960 1102632 37.63 414808 1135752 8 11:22:01 174020 1707536 90.75 2616 1153964 1080568 36.88 414872 1133372 8 11:23:01 173864 1707692 90.76 2616 1153972 1080592 36.88 415024 1133372 8 11:24:01 173520 1708036 90.78 2616 1153972 1080448 36.87 415988 1132804 8 11:25:01 172692 1708864 90.82 2616 1153980 1080636 36.88 419268 1130188 8 11:26:01 172940 1708616 90.81 2616 1153984 1080600 36.88 419412 1130176 8 11:27:01 197996 1683560 89.48 2592 1040644 1103276 37.65 535324 951004 32 11:28:02 149512 1732044 92.05 1488 984472 1120496 38.24 616604 820816 88 Average: 173147 1708410 90.80 2472 1118619 1091156 37.24 456413 1070936 21 11:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 11:21:01 eth0 413.45 268.55 1018.30 89.31 0.00 0.00 0.00 11:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:21:01 docker0 1.35 1.28 0.25 2.87 0.00 0.00 0.00 11:22:01 eth0 1.43 0.33 0.35 0.20 0.00 0.00 0.00 11:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:22:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:23:01 eth0 0.85 0.55 0.53 0.39 0.00 0.00 0.00 11:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:24:01 eth0 0.47 0.08 0.05 0.01 0.00 0.00 0.00 11:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:25:01 eth0 0.63 0.33 0.28 0.20 0.00 0.00 0.00 11:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:26:01 eth0 0.28 0.18 0.14 0.07 0.00 0.00 0.00 11:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:27:01 eth0 238.03 177.80 4067.23 84.76 0.00 0.00 0.00 11:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:27:01 docker0 26.25 25.40 3.05 93.06 0.00 0.00 0.00 11:28:02 eth0 239.47 177.97 3450.31 80.01 0.00 0.00 0.00 11:28:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:28:02 docker0 29.45 37.87 1.78 199.23 0.00 0.00 0.00 Average: eth0 111.87 78.25 1067.65 31.88 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 7.13 8.07 0.64 36.92 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) 08/28/20 _x86_64_ (4 CPU) 11:19:22 LINUX RESTART 11:20:01 CPU %user %nice %system %iowait %steal %idle 11:21:01 all 9.85 0.00 3.49 2.37 0.03 84.27 11:21:01 0 9.66 0.00 3.69 1.21 0.02 85.42 11:21:01 1 9.58 0.00 3.45 2.60 0.03 84.34 11:21:01 2 10.67 0.00 3.36 2.55 0.02 83.40 11:21:01 3 9.48 0.00 3.46 3.12 0.03 83.90 11:22:01 all 0.17 0.00 0.04 0.00 0.00 99.78 11:22:01 0 0.02 0.00 0.03 0.00 0.00 99.95 11:22:01 1 0.22 0.00 0.05 0.00 0.00 99.73 11:22:01 2 0.08 0.00 0.05 0.00 0.00 99.87 11:22:01 3 0.40 0.00 0.05 0.00 0.00 99.55 11:23:01 all 0.14 0.00 0.04 0.00 0.00 99.82 11:23:01 0 0.03 0.00 0.02 0.00 0.00 99.95 11:23:01 1 0.40 0.00 0.05 0.00 0.00 99.55 11:23:01 2 0.07 0.00 0.03 0.00 0.00 99.90 11:23:01 3 0.05 0.00 0.07 0.00 0.00 99.88 11:24:01 all 0.16 0.00 0.03 0.00 0.00 99.81 11:24:01 0 0.05 0.00 0.05 0.00 0.00 99.90 11:24:01 1 0.52 0.00 0.02 0.00 0.00 99.47 11:24:01 2 0.03 0.00 0.03 0.00 0.00 99.93 11:24:01 3 0.02 0.00 0.02 0.00 0.00 99.97 11:25:01 all 0.19 0.00 0.04 0.00 0.00 99.77 11:25:01 0 0.12 0.00 0.03 0.00 0.00 99.85 11:25:01 1 0.57 0.00 0.03 0.00 0.00 99.40 11:25:01 2 0.03 0.00 0.02 0.00 0.00 99.95 11:25:01 3 0.03 0.00 0.08 0.00 0.00 99.88 11:26:01 all 0.15 0.00 0.06 0.00 0.00 99.78 11:26:01 0 0.03 0.00 0.03 0.00 0.00 99.93 11:26:01 1 0.53 0.00 0.02 0.00 0.00 99.45 11:26:01 2 0.05 0.00 0.08 0.00 0.02 99.85 11:26:01 3 0.02 0.00 0.12 0.02 0.00 99.85 11:27:01 all 10.29 0.00 6.80 2.25 0.04 80.62 11:27:01 0 11.15 0.00 7.31 1.81 0.03 79.70 11:27:01 1 9.89 0.00 6.81 3.42 0.05 79.83 11:27:01 2 10.00 0.00 6.72 1.66 0.03 81.59 11:27:01 3 10.13 0.00 6.33 2.10 0.05 81.39 11:28:02 all 11.16 0.00 8.17 3.29 0.05 77.33 11:28:02 0 10.13 0.00 8.03 2.48 0.07 79.29 11:28:02 1 10.01 0.00 7.90 2.67 0.05 79.37 11:28:02 2 9.82 0.00 8.10 4.36 0.07 77.65 11:28:02 3 14.66 0.00 8.68 3.64 0.03 72.98 Average: all 3.98 0.00 2.31 0.98 0.02 92.71 Average: 0 3.87 0.00 2.38 0.68 0.01 93.06 Average: 1 3.94 0.00 2.27 1.08 0.02 92.70 Average: 2 3.82 0.00 2.28 1.06 0.02 92.82 Average: 3 4.31 0.00 2.33 1.10 0.01 92.25