---> uname -a: Linux e7d39e75b9fb 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 7.0G 43.0G 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 7.0G 43.0G 14% /etc/resolv.conf /dev/vda1 50.0G 7.0G 43.0G 14% /etc/hostname /dev/vda1 50.0G 7.0G 43.0G 14% /etc/hosts /dev/vda1 50.0G 7.0G 43.0G 14% /var/log/sa-host /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/ndry_app-functions-sdk-go_PR-509 /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/ndry_app-functions-sdk-go_PR-509@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 672 140 0 1024 1058 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) 09/24/20 _x86_64_ (4 CPU) 22:46:06 LINUX RESTART (4 CPU) 22:47:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:48:01 44.26 12.15 32.11 0.00 4580.29 3460.25 0.00 22:49:01 1.65 0.00 1.65 0.00 0.00 32.62 0.00 22:50:01 0.18 0.00 0.18 0.00 0.00 2.56 0.00 22:51:01 0.28 0.00 0.28 0.00 0.00 3.08 0.00 22:52:01 0.22 0.00 0.22 0.00 0.00 2.76 0.00 22:53:01 0.40 0.00 0.40 0.00 0.00 5.01 0.00 22:54:01 0.23 0.02 0.22 0.00 0.13 2.17 0.00 22:55:01 98.47 56.98 41.48 0.00 6468.99 6285.43 0.00 Average: 18.22 8.65 9.57 0.00 1381.67 1224.66 0.00 22:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:48:01 208928 0 590132 31.36 2620 1079876 1120952 38.26 437012 1077224 120 22:49:01 210516 0 588540 31.28 2620 1079880 1110328 37.89 438104 1074604 12 22:50:01 211488 0 587560 31.23 2620 1079888 1103132 37.65 438984 1073012 8 22:51:01 210848 0 588200 31.26 2620 1079888 1090652 37.22 440484 1072032 8 22:52:01 211216 0 587828 31.24 2620 1079892 1090676 37.22 450612 1062088 8 22:53:01 211684 0 587352 31.22 2620 1079900 1090592 37.22 450292 1062088 8 22:54:01 212284 0 586748 31.18 2620 1079904 1090556 37.22 450064 1062088 12 22:55:01 152904 0 680556 36.17 2620 1045476 1539640 52.55 509764 1023236 52 Average: 203734 0 599614 31.87 2620 1075588 1154566 39.40 451914 1063296 28 22:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:48:01 eth0 343.58 292.99 771.78 366.05 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 110.30 79.04 9.60 303.29 0.00 0.00 0.00 0.00 22:49:01 eth0 5.18 1.62 1.40 1.47 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 22:50:01 eth0 3.13 0.80 0.94 0.62 0.00 0.00 0.00 0.00 22:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:51:01 eth0 1.77 0.37 0.38 0.20 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:52:01 eth0 0.70 0.33 0.35 0.26 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 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:53:01 eth0 0.25 0.15 0.10 0.01 0.00 0.00 0.00 0.00 22:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:54:01 eth0 0.15 0.08 0.01 0.01 0.00 0.00 0.00 0.00 22:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:55:01 veth6257921 0.00 0.03 0.00 0.00 0.00 0.00 0.00 0.00 22:55:01 eth0 96.22 75.76 745.09 11.95 0.00 0.00 0.00 0.00 22:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth6257921 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 56.39 46.53 190.08 47.59 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: docker0 13.79 9.89 1.20 37.93 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) 09/24/20 _x86_64_ (4 CPU) 22:46:06 LINUX RESTART (4 CPU) 22:47:01 CPU %user %nice %system %iowait %steal %idle 22:48:01 all 5.44 0.00 2.41 1.47 0.03 90.66 22:48:01 0 4.90 0.00 2.68 1.10 0.02 91.31 22:48:01 1 4.34 0.00 2.00 1.64 0.03 91.98 22:48:01 2 7.07 0.00 2.45 1.71 0.05 88.72 22:48:01 3 5.44 0.00 2.50 1.43 0.02 90.62 22:49:01 all 0.19 0.00 0.05 0.00 0.00 99.75 22:49:01 0 0.05 0.00 0.05 0.00 0.02 99.88 22:49:01 1 0.17 0.00 0.05 0.00 0.00 99.78 22:49:01 2 0.05 0.00 0.07 0.00 0.00 99.88 22:49:01 3 0.48 0.00 0.05 0.00 0.00 99.47 22:50:01 all 0.18 0.00 0.04 0.00 0.00 99.78 22:50:01 0 0.05 0.00 0.02 0.00 0.00 99.93 22:50:01 1 0.12 0.00 0.03 0.00 0.00 99.85 22:50:01 2 0.07 0.00 0.05 0.00 0.00 99.88 22:50:01 3 0.48 0.00 0.05 0.00 0.00 99.47 22:51:01 all 0.05 0.00 0.03 0.00 0.01 99.91 22:51:01 0 0.03 0.00 0.03 0.00 0.00 99.93 22:51:01 1 0.10 0.00 0.05 0.00 0.02 99.83 22:51:01 2 0.02 0.00 0.02 0.00 0.00 99.97 22:51:01 3 0.03 0.00 0.03 0.00 0.02 99.92 22:52:01 all 0.17 0.00 0.08 0.00 0.00 99.75 22:52:01 0 0.02 0.00 0.03 0.00 0.00 99.95 22:52:01 1 0.10 0.00 0.07 0.00 0.00 99.83 22:52:01 2 0.03 0.00 0.03 0.00 0.00 99.93 22:52:01 3 0.52 0.00 0.20 0.00 0.02 99.27 22:53:01 all 0.15 0.00 0.04 0.00 0.00 99.81 22:53:01 0 0.00 0.00 0.02 0.00 0.00 99.98 22:53:01 1 0.42 0.00 0.03 0.00 0.00 99.55 22:53:01 2 0.05 0.00 0.03 0.00 0.02 99.90 22:53:01 3 0.12 0.00 0.08 0.00 0.00 99.80 22:54:01 all 0.15 0.00 0.03 0.00 0.00 99.82 22:54:01 0 0.03 0.00 0.03 0.00 0.00 99.93 22:54:01 1 0.55 0.00 0.03 0.02 0.00 99.40 22:54:01 2 0.02 0.00 0.02 0.00 0.00 99.97 22:54:01 3 0.02 0.00 0.02 0.00 0.00 99.97 22:55:01 all 3.31 0.00 2.31 1.16 0.02 93.20 22:55:01 0 2.75 0.00 2.21 0.08 0.02 94.94 22:55:01 1 4.88 0.00 2.70 3.30 0.02 89.10 22:55:01 2 2.75 0.00 2.03 0.91 0.03 94.28 22:55:01 3 2.88 0.00 2.30 0.35 0.00 94.47 Average: all 1.20 0.00 0.62 0.33 0.01 97.84 Average: 0 0.97 0.00 0.63 0.15 0.01 98.24 Average: 1 1.33 0.00 0.62 0.62 0.01 97.43 Average: 2 1.25 0.00 0.58 0.33 0.01 97.83 Average: 3 1.24 0.00 0.65 0.22 0.01 97.88