---> uname -a: Linux 35b252f46a51 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: 2933.396 BogoMIPS: 5866.79 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% /var/log/sa-host /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 ---> free -m: total used free shared buff/cache available Mem: 1837 795 127 0 914 977 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) 09/03/20 _x86_64_ (4 CPU) 23:05:01 LINUX RESTART (4 CPU) 23:06:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 23:07:01 28.55 11.09 17.46 0.00 4614.43 3282.40 0.00 23:08:01 1.82 0.00 1.82 0.00 0.00 35.29 0.00 23:09:01 0.33 0.00 0.33 0.00 0.00 4.68 0.00 23:10:01 0.23 0.00 0.23 0.00 0.00 4.40 0.00 23:11:01 0.30 0.00 0.30 0.00 0.00 5.61 0.00 23:12:01 0.52 0.25 0.27 0.00 204.66 4.23 0.00 23:13:01 420.88 181.48 239.39 0.00 10058.09 65388.65 0.00 Average: 64.88 27.65 37.24 0.00 2114.64 9856.55 0.00 23:06:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:07:01 191464 0 596564 31.71 2620 1090908 1116424 38.10 445476 1085088 20 23:08:01 190428 0 597596 31.76 2620 1090912 1073032 36.62 452420 1080316 8 23:09:01 188960 0 599056 31.84 2620 1090920 1072972 36.62 454112 1080308 20 23:10:01 188640 0 599376 31.86 2620 1090920 1072880 36.62 455080 1079752 16 23:11:01 188308 0 599696 31.87 2620 1090932 1072024 36.59 462276 1073696 16 23:12:01 82664 0 669452 35.58 2620 1126820 1488824 50.81 542328 1095532 29824 23:13:01 173656 0 735640 39.10 2036 970224 1252876 42.76 571624 862216 44 Average: 172017 0 628197 33.39 2537 1078805 1164147 39.73 483331 1050987 4278 23:06:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:07:01 eth0 260.60 222.04 675.67 356.58 0.00 0.00 0.00 0.00 23:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:07:01 docker0 108.15 90.99 8.84 313.48 0.00 0.00 0.00 0.00 23:08:01 eth0 3.56 2.11 3.03 0.14 0.00 0.00 0.00 0.00 23:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:09:01 eth0 0.90 0.28 0.32 0.20 0.00 0.00 0.00 0.00 23:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:10:01 eth0 0.75 0.08 0.06 0.01 0.00 0.00 0.00 0.00 23:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:11:01 eth0 3.33 3.16 0.52 7.49 0.00 0.00 0.00 0.00 23:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:12:01 eth0 55.96 45.89 475.88 4.66 0.00 0.00 0.00 0.00 23:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:13:01 eth0 975.61 772.18 7256.97 97.61 0.00 0.00 0.00 0.00 23:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:13:01 vethac68897 0.00 0.03 0.00 0.00 0.00 0.00 0.00 0.00 23:13:01 docker0 55.63 57.81 4.59 410.93 0.00 0.00 0.00 0.00 Average: eth0 185.57 149.14 1205.14 65.30 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: vethac68897 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 23.00 20.93 1.89 102.53 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) 09/03/20 _x86_64_ (4 CPU) 23:05:01 LINUX RESTART (4 CPU) 23:06:03 CPU %user %nice %system %iowait %steal %idle 23:07:01 all 4.45 0.00 1.91 0.71 0.00 92.93 23:07:01 0 3.73 0.00 2.38 0.83 0.00 93.06 23:07:01 1 5.16 0.00 2.25 0.62 0.00 91.96 23:07:01 2 4.01 0.00 1.50 0.83 0.00 93.65 23:07:01 3 4.91 0.00 1.50 0.54 0.00 93.05 23:08:01 all 0.14 0.00 0.06 0.00 0.00 99.80 23:08:01 0 0.15 0.00 0.12 0.00 0.00 99.73 23:08:01 1 0.05 0.00 0.03 0.00 0.00 99.92 23:08:01 2 0.33 0.00 0.05 0.00 0.00 99.62 23:08:01 3 0.02 0.00 0.03 0.00 0.00 99.95 23:09:01 all 0.15 0.00 0.03 0.00 0.00 99.82 23:09:01 0 0.03 0.00 0.03 0.00 0.00 99.93 23:09:01 1 0.07 0.00 0.02 0.00 0.00 99.92 23:09:01 2 0.22 0.00 0.02 0.00 0.00 99.77 23:09:01 3 0.28 0.00 0.05 0.00 0.00 99.67 23:10:01 all 0.14 0.00 0.03 0.00 0.00 99.83 23:10:01 0 0.03 0.00 0.05 0.00 0.00 99.92 23:10:01 1 0.03 0.00 0.03 0.00 0.00 99.93 23:10:01 2 0.03 0.00 0.03 0.00 0.00 99.93 23:10:01 3 0.47 0.00 0.02 0.00 0.00 99.52 23:11:01 all 0.14 0.00 0.06 0.00 0.00 99.80 23:11:01 0 0.10 0.00 0.12 0.00 0.00 99.78 23:11:01 1 0.08 0.00 0.05 0.00 0.00 99.87 23:11:01 2 0.10 0.00 0.03 0.00 0.00 99.87 23:11:01 3 0.28 0.00 0.05 0.00 0.00 99.67 23:12:01 all 0.29 0.00 0.26 0.00 0.00 99.44 23:12:01 0 0.27 0.00 0.22 0.00 0.00 99.52 23:12:01 1 0.30 0.00 0.32 0.00 0.00 99.38 23:12:01 2 0.35 0.00 0.32 0.00 0.00 99.33 23:12:01 3 0.25 0.00 0.20 0.00 0.02 99.53 23:13:01 all 16.80 0.00 10.77 5.51 0.04 66.88 23:13:01 0 16.64 0.00 11.36 3.70 0.05 68.25 23:13:01 1 17.87 0.00 9.07 7.53 0.03 65.49 23:13:01 2 15.89 0.00 11.64 6.14 0.03 66.30 23:13:01 3 16.80 0.00 11.01 4.66 0.03 67.49 Average: all 3.10 0.00 1.84 0.87 0.01 94.17 Average: 0 2.93 0.00 2.00 0.63 0.01 94.42 Average: 1 3.31 0.00 1.65 1.15 0.00 93.89 Average: 2 2.94 0.00 1.91 0.98 0.00 94.16 Average: 3 3.23 0.00 1.81 0.73 0.01 94.22