---> uname -a: Linux 0cd90bc96c35 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/ndry_app-functions-sdk-go_master /dev/vda1 50.0G 8.2G 41.8G 16% /w/workspace/ndry_app-functions-sdk-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 795 125 0 916 973 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 16: eth0@if17: 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) 09/09/20 _x86_64_ (4 CPU) 22:42:17 LINUX RESTART (4 CPU) 22:43:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:44:01 69.10 23.32 45.78 0.00 5714.17 6659.26 0.00 22:45:01 2.43 0.00 2.43 0.00 0.00 50.97 0.00 22:46:01 0.32 0.00 0.32 0.00 0.00 4.88 0.00 22:47:01 0.28 0.00 0.28 0.00 0.00 3.36 0.00 22:48:01 0.22 0.00 0.22 0.00 0.00 2.51 0.00 22:49:01 0.38 0.00 0.38 0.00 0.00 5.04 0.00 22:50:02 196.17 114.86 81.31 0.00 6290.05 30758.44 0.00 22:51:01 204.52 64.11 140.41 0.00 2765.09 31911.82 0.00 22:52:01 166.93 90.61 76.32 0.00 7636.18 13255.07 0.00 Average: 70.93 32.50 38.43 0.00 2490.19 9144.98 0.00 22:43:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:44:01 192976 0 604604 32.13 2620 1081356 1143160 39.01 469164 1061056 120 22:45:01 193984 0 603604 32.08 2620 1081348 1139688 38.90 469660 1059368 20 22:46:01 193808 0 603772 32.09 2620 1081356 1137452 38.82 471524 1058432 8 22:47:01 201276 0 596304 31.69 2620 1081356 1070152 36.52 468892 1054564 16 22:48:01 200920 0 596656 31.71 2620 1081360 1070296 36.53 479128 1045260 16 22:49:01 197144 0 600424 31.91 2620 1081368 1070356 36.53 501728 1026312 16 22:50:02 71256 0 737380 39.19 2620 1070300 1439676 49.13 566804 1038028 15636 22:51:01 139056 0 766288 40.73 1804 974408 1356300 46.29 573480 893752 75692 22:52:01 63328 0 854396 45.41 1492 962340 2020816 68.97 689452 819444 36 Average: 161528 0 662603 35.22 2404 1055021 1271988 43.41 521092 1006246 10173 22:43:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:44:01 eth0 454.96 376.30 1622.44 403.08 0.00 0.00 0.00 0.00 22:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:44:01 docker0 113.94 93.38 9.85 303.59 0.00 0.00 0.00 0.00 22:45:01 eth0 1.35 0.28 0.44 0.20 0.00 0.00 0.00 0.00 22:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:46:01 eth0 2.20 1.87 0.62 8.58 0.00 0.00 0.00 0.00 22:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:47:01 eth0 0.57 0.08 0.04 0.07 0.00 0.00 0.00 0.00 22:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:48:01 eth0 0.57 0.33 0.31 0.20 0.00 0.00 0.00 0.00 22:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:49:01 eth0 1.61 0.40 0.50 0.23 0.00 0.00 0.00 0.00 22:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:50:02 veth6012cf5 28.85 29.80 3.08 101.90 0.00 0.00 0.00 0.00 22:50:02 eth0 443.74 383.21 3890.24 35.17 0.00 0.00 0.00 0.00 22:50:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:50:02 docker0 28.85 29.68 2.69 101.89 0.00 0.00 0.00 0.00 22:51:01 eth0 504.60 439.65 3908.45 76.79 0.00 0.00 0.00 0.00 22:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:51:01 docker0 39.24 42.35 2.71 315.74 0.00 0.00 0.00 0.00 22:52:01 eth0 167.94 133.89 995.13 99.30 0.00 0.00 0.00 0.00 22:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:52:01 vethc852e67 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:52:01 veth08d1aa6 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 174.74 147.97 1152.91 69.31 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: vethc852e67 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth08d1aa6 0.00 0.00 0.00 0.00 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) 09/09/20 _x86_64_ (4 CPU) 22:42:17 LINUX RESTART (4 CPU) 22:43:01 CPU %user %nice %system %iowait %steal %idle 22:44:01 all 12.96 0.00 5.13 2.51 12.40 66.99 22:44:01 0 9.26 0.00 4.36 1.87 14.76 69.75 22:44:01 1 12.47 0.00 5.73 1.63 12.75 67.42 22:44:01 2 14.06 0.00 5.41 4.95 10.73 64.86 22:44:01 3 16.22 0.00 5.06 1.61 11.27 65.83 22:45:01 all 0.11 0.00 0.06 0.00 0.48 99.34 22:45:01 0 0.02 0.00 0.07 0.00 0.42 99.50 22:45:01 1 0.08 0.00 0.05 0.00 0.76 99.10 22:45:01 2 0.05 0.00 0.08 0.00 0.32 99.55 22:45:01 3 0.30 0.00 0.05 0.00 0.43 99.22 22:46:01 all 0.17 0.00 0.04 0.00 0.27 99.52 22:46:01 0 0.03 0.00 0.05 0.00 0.22 99.70 22:46:01 1 0.10 0.00 0.05 0.00 0.43 99.42 22:46:01 2 0.40 0.00 0.03 0.00 0.28 99.28 22:46:01 3 0.13 0.00 0.03 0.00 0.17 99.67 22:47:01 all 0.11 0.00 0.06 0.00 0.22 99.61 22:47:01 0 0.03 0.00 0.05 0.00 0.35 99.57 22:47:01 1 0.02 0.00 0.07 0.00 0.10 99.82 22:47:01 2 0.37 0.00 0.07 0.00 0.17 99.40 22:47:01 3 0.03 0.00 0.05 0.00 0.25 99.67 22:48:01 all 0.14 0.00 0.03 0.00 0.10 99.73 22:48:01 0 0.05 0.00 0.03 0.00 0.10 99.82 22:48:01 1 0.03 0.00 0.07 0.00 0.08 99.82 22:48:01 2 0.43 0.00 0.02 0.00 0.07 99.48 22:48:01 3 0.05 0.00 0.02 0.00 0.15 99.78 22:49:01 all 0.10 0.00 0.05 0.00 0.27 99.59 22:49:01 0 0.02 0.00 0.02 0.00 0.10 99.87 22:49:01 1 0.03 0.00 0.10 0.00 0.37 99.50 22:49:01 2 0.28 0.00 0.02 0.00 0.40 99.30 22:49:01 3 0.05 0.00 0.05 0.00 0.20 99.70 22:50:02 all 5.83 0.00 4.05 1.38 5.83 82.91 22:50:02 0 5.72 0.00 4.06 1.08 6.26 82.88 22:50:02 1 5.76 0.00 3.63 2.02 5.67 82.91 22:50:02 2 5.88 0.00 5.26 1.30 5.60 81.95 22:50:02 3 5.96 0.00 3.27 1.09 5.78 83.90 22:51:01 all 8.37 0.00 5.96 1.71 17.11 66.85 22:51:01 0 7.47 0.00 6.05 1.29 18.21 66.99 22:51:01 1 9.46 0.00 6.29 0.86 17.00 66.39 22:51:01 2 9.60 0.00 6.11 3.09 17.50 63.70 22:51:01 3 6.98 0.00 5.41 1.64 15.71 70.26 22:52:01 all 6.28 0.00 5.27 2.97 7.22 78.26 22:52:01 0 6.71 0.00 5.81 3.20 7.86 76.41 22:52:01 1 5.56 0.00 5.32 3.87 6.81 78.44 22:52:01 2 4.75 0.00 4.65 2.45 6.93 81.24 22:52:01 3 8.11 0.00 5.29 2.39 7.26 76.95 Average: all 3.77 0.00 2.28 0.95 4.86 88.14 Average: 0 3.26 0.00 2.28 0.83 5.39 88.25 Average: 1 3.70 0.00 2.35 0.92 4.86 88.16 Average: 2 3.94 0.00 2.38 1.30 4.62 87.76 Average: 3 4.17 0.00 2.13 0.75 4.56 88.40