---> uname -a: Linux b4985509ee10 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 8.2G 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% /w/workspace/foundry_device-virtual-go_master /dev/vda1 50.0G 8.2G 41.8G 16% /w/workspace/foundry_device-virtual-go_master@tmp /dev/vda1 50.0G 8.2G 41.8G 16% /var/log/sa-host ---> free -m: total used free shared buff/cache available Mem: 1837 793 118 0 925 979 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) 09/17/20 _x86_64_ (4 CPU) 09:12:04 LINUX RESTART (4 CPU) 09:13:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:14:01 25.42 10.21 15.22 0.00 4383.75 1962.69 0.00 09:15:01 1.38 0.00 1.38 0.00 0.00 20.87 0.00 09:16:01 0.25 0.00 0.25 0.00 0.00 2.85 0.00 09:17:01 0.27 0.00 0.27 0.00 0.00 3.63 0.00 09:18:01 0.27 0.00 0.27 0.00 0.00 5.23 0.00 09:19:01 0.30 0.02 0.28 0.00 0.13 3.83 0.00 09:20:01 204.11 120.34 83.77 0.00 6736.75 30919.21 0.00 09:21:01 189.88 47.31 142.57 0.00 3216.65 30959.75 0.00 Average: 52.75 22.24 30.51 0.00 1792.66 7987.35 0.00 09:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:14:01 167544 0 586700 31.18 2620 1124692 1115912 38.08 423792 1130396 20 09:15:01 166288 0 587952 31.25 2620 1124696 1115900 38.08 426024 1129896 8 09:16:01 169284 0 584948 31.09 2620 1124704 1095220 37.38 424740 1128600 16 09:17:01 167828 0 586404 31.17 2620 1124704 1086088 37.07 427204 1127716 20 09:18:01 167644 0 586524 31.17 2620 1124768 1086296 37.07 432960 1122632 36 09:19:01 168348 0 585868 31.14 2620 1124720 1086164 37.07 432412 1122468 12 09:20:01 70476 0 723728 38.46 2620 1084732 1329036 45.36 584780 1018516 24116 09:21:01 165320 0 729948 38.79 2132 984156 1197676 40.87 570640 867868 84 Average: 155342 0 621509 33.03 2559 1102146 1139036 38.87 465319 1081012 3039 09:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:14:01 eth0 70.83 55.01 337.42 28.73 0.00 0.00 0.00 0.00 09:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:14:01 docker0 1.57 1.32 0.29 2.97 0.00 0.00 0.00 0.00 09:15:01 eth0 1.50 0.32 0.36 0.20 0.00 0.00 0.00 0.00 09:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:16:01 eth0 2.03 0.60 0.61 0.40 0.00 0.00 0.00 0.00 09:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:17:01 eth0 3.46 0.57 0.79 0.41 0.00 0.00 0.00 0.00 09:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:18:01 eth0 3.28 1.00 1.34 0.81 0.00 0.00 0.00 0.00 09:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:19:01 eth0 0.55 0.32 0.27 0.20 0.00 0.00 0.00 0.00 09:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:01 veth6a9a158 26.96 28.68 3.23 93.34 0.00 0.00 0.00 0.00 09:20:01 eth0 428.96 383.11 3881.11 34.45 0.00 0.00 0.00 0.00 09:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:01 docker0 26.96 28.55 2.86 93.33 0.00 0.00 0.00 0.00 09:21:01 eth0 469.19 413.65 3416.06 101.50 0.00 0.00 0.00 0.00 09:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:21:01 veth020ea54 0.00 0.08 0.00 0.01 0.00 0.00 0.00 0.00 09:21:01 docker0 1.86 1.58 0.36 0.71 0.00 0.00 0.00 0.00 Average: eth0 122.51 106.85 955.06 20.84 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: veth020ea54 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 3.80 3.93 0.44 12.13 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) 09/17/20 _x86_64_ (4 CPU) 09:12:04 LINUX RESTART (4 CPU) 09:13:01 CPU %user %nice %system %iowait %steal %idle 09:14:01 all 2.38 0.00 1.48 0.58 0.01 95.55 09:14:01 0 1.92 0.00 1.64 0.77 0.02 95.65 09:14:01 1 2.81 0.00 1.49 1.29 0.02 94.40 09:14:01 2 2.17 0.00 1.44 0.15 0.00 96.24 09:14:01 3 2.63 0.00 1.34 0.10 0.02 95.92 09:15:01 all 0.17 0.00 0.04 0.00 0.00 99.79 09:15:01 0 0.02 0.00 0.05 0.00 0.00 99.93 09:15:01 1 0.53 0.00 0.03 0.00 0.00 99.43 09:15:01 2 0.07 0.00 0.03 0.00 0.00 99.90 09:15:01 3 0.05 0.00 0.05 0.00 0.00 99.90 09:16:01 all 0.15 0.00 0.03 0.00 0.00 99.81 09:16:01 0 0.02 0.00 0.02 0.00 0.00 99.97 09:16:01 1 0.50 0.00 0.03 0.00 0.00 99.47 09:16:01 2 0.05 0.00 0.03 0.00 0.00 99.92 09:16:01 3 0.05 0.00 0.05 0.00 0.00 99.90 09:17:01 all 0.18 0.00 0.04 0.00 0.00 99.78 09:17:01 0 0.10 0.00 0.05 0.00 0.00 99.85 09:17:01 1 0.53 0.00 0.03 0.00 0.00 99.43 09:17:01 2 0.05 0.00 0.03 0.00 0.00 99.92 09:17:01 3 0.05 0.00 0.05 0.00 0.00 99.90 09:18:01 all 0.19 0.00 0.08 0.00 0.00 99.73 09:18:01 0 0.07 0.00 0.17 0.00 0.00 99.77 09:18:01 1 0.55 0.00 0.05 0.00 0.00 99.40 09:18:01 2 0.10 0.00 0.07 0.00 0.00 99.83 09:18:01 3 0.05 0.00 0.02 0.00 0.00 99.93 09:19:01 all 0.04 0.00 0.05 0.00 0.00 99.91 09:19:01 0 0.02 0.00 0.05 0.00 0.00 99.93 09:19:01 1 0.07 0.00 0.07 0.00 0.00 99.87 09:19:01 2 0.05 0.00 0.03 0.00 0.00 99.92 09:19:01 3 0.03 0.00 0.03 0.00 0.00 99.93 09:20:01 all 7.56 0.00 4.57 1.37 0.04 86.46 09:20:01 0 8.97 0.00 4.65 1.34 0.03 85.01 09:20:01 1 7.36 0.00 4.44 0.88 0.05 87.26 09:20:01 2 6.64 0.00 4.67 1.15 0.03 87.50 09:20:01 3 7.27 0.00 4.53 2.10 0.05 86.05 09:21:01 all 9.81 0.00 7.53 2.73 0.03 79.91 09:21:01 0 9.58 0.00 8.73 2.76 0.02 78.92 09:21:01 1 10.25 0.00 7.27 2.93 0.02 79.53 09:21:01 2 9.52 0.00 7.30 3.11 0.03 80.04 09:21:01 3 9.87 0.00 6.84 2.11 0.03 81.14 Average: all 2.53 0.00 1.71 0.58 0.01 95.17 Average: 0 2.55 0.00 1.89 0.60 0.01 94.94 Average: 1 2.80 0.00 1.66 0.63 0.01 94.89 Average: 2 2.31 0.00 1.68 0.54 0.01 95.45 Average: 3 2.47 0.00 1.60 0.53 0.01 95.39