---> uname -a: Linux 13fd05df0204 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% /w/workspace/ndry_app-functions-sdk-go_PR-490 /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/ndry_app-functions-sdk-go_PR-490@tmp /dev/vda1 50.0G 7.0G 43.0G 14% /var/log/sa-host ---> free -m: total used free shared buff/cache available Mem: 1837 649 132 0 1054 1081 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) 09/16/20 _x86_64_ (4 CPU) 22:34:59 LINUX RESTART (4 CPU) 22:36:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:37:01 18.33 2.86 15.46 0.00 1336.62 3386.47 0.00 22:38:01 7.19 2.90 4.30 0.00 204.86 808.01 0.00 22:39:01 1.75 0.00 1.75 0.00 0.00 34.30 0.00 22:40:01 0.25 0.00 0.25 0.00 0.00 2.57 0.00 22:41:01 0.33 0.00 0.33 0.00 0.00 5.21 0.00 22:42:02 0.32 0.02 0.30 0.00 0.13 3.21 0.00 22:43:01 0.24 0.00 0.24 0.00 0.00 2.10 0.00 22:44:01 0.25 0.00 0.25 0.00 0.00 3.23 0.00 Average: 3.59 0.72 2.87 0.00 193.20 531.98 0.00 22:36:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:37:01 82376 0 593720 31.55 2620 1202840 1372596 46.84 485788 1150080 1192 22:38:01 174512 0 566652 30.12 2620 1137772 1098032 37.47 476256 1071108 120 22:39:01 177720 0 563436 29.95 2620 1137780 1076144 36.73 474660 1069864 16 22:40:01 177660 0 563496 29.95 2620 1137780 1076168 36.73 474896 1069864 20 22:41:01 171472 0 569680 30.28 2620 1137784 1076256 36.73 493568 1057528 8 22:42:02 171684 0 569456 30.27 2620 1137796 1076296 36.73 493452 1057432 12 22:43:01 171536 0 569604 30.27 2620 1137796 1076344 36.73 489180 1061968 8 22:44:01 172012 0 569120 30.25 2620 1137804 1076248 36.73 488712 1061968 8 Average: 162372 0 570646 30.33 2620 1145919 1116010 38.09 484564 1074976 173 22:36:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:37:01 eth0 147.09 151.45 565.56 40.36 0.00 0.00 0.00 0.00 22:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:37:01 vethdcab83f 101.31 79.89 9.20 238.19 0.00 0.00 0.00 0.00 22:37:01 docker0 101.31 79.76 7.81 238.18 0.00 0.00 0.00 0.00 22:38:01 eth0 149.02 107.03 96.32 322.83 0.00 0.00 0.00 0.00 22:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:38:01 docker0 30.07 25.41 2.12 65.85 0.00 0.00 0.00 0.00 22:39:01 eth0 1.43 0.37 0.34 0.18 0.00 0.00 0.00 0.00 22:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:40:01 eth0 1.50 0.28 0.36 0.23 0.00 0.00 0.00 0.00 22:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:41:01 eth0 2.95 0.43 0.56 0.27 0.00 0.00 0.00 0.00 22:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:42:02 eth0 2.46 0.68 0.96 0.59 0.00 0.00 0.00 0.00 22:42:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:42:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:43:01 eth0 1.19 0.75 0.65 0.48 0.00 0.00 0.00 0.00 22:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:44:01 eth0 0.42 0.25 0.18 0.13 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 38.35 32.73 83.33 45.74 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 16.46 13.18 1.24 38.10 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) 09/16/20 _x86_64_ (4 CPU) 22:34:59 LINUX RESTART (4 CPU) 22:36:01 CPU %user %nice %system %iowait %steal %idle 22:37:01 all 2.17 0.00 1.32 0.44 0.06 96.01 22:37:01 0 2.05 0.00 1.29 0.25 0.07 96.34 22:37:01 1 2.31 0.00 1.47 0.13 0.07 96.02 22:37:01 2 2.36 0.00 1.34 1.35 0.05 94.90 22:37:01 3 1.97 0.00 1.19 0.02 0.07 96.76 22:38:01 all 2.14 0.00 0.59 0.14 0.00 97.12 22:38:01 0 3.20 0.00 0.82 0.08 0.00 95.90 22:38:01 1 1.35 0.00 0.60 0.42 0.00 97.63 22:38:01 2 1.42 0.00 0.48 0.03 0.00 98.06 22:38:01 3 2.60 0.00 0.47 0.02 0.02 96.90 22:39:01 all 0.03 0.00 0.03 0.00 0.01 99.93 22:39:01 0 0.02 0.00 0.02 0.00 0.00 99.97 22:39:01 1 0.03 0.00 0.03 0.00 0.00 99.93 22:39:01 2 0.07 0.00 0.05 0.00 0.02 99.87 22:39:01 3 0.02 0.00 0.02 0.00 0.02 99.95 22:40:01 all 0.10 0.00 0.03 0.00 0.00 99.88 22:40:01 0 0.02 0.00 0.02 0.00 0.00 99.97 22:40:01 1 0.32 0.00 0.03 0.00 0.00 99.65 22:40:01 2 0.02 0.00 0.02 0.00 0.00 99.97 22:40:01 3 0.03 0.00 0.03 0.00 0.00 99.93 22:41:01 all 0.16 0.00 0.03 0.00 0.01 99.80 22:41:01 0 0.02 0.00 0.00 0.00 0.02 99.97 22:41:01 1 0.55 0.00 0.05 0.00 0.02 99.38 22:41:01 2 0.03 0.00 0.03 0.00 0.00 99.93 22:41:01 3 0.05 0.00 0.05 0.00 0.00 99.90 22:42:02 all 0.16 0.00 0.03 0.00 0.00 99.81 22:42:02 0 0.05 0.00 0.02 0.00 0.00 99.93 22:42:02 1 0.52 0.00 0.05 0.00 0.00 99.43 22:42:02 2 0.03 0.00 0.03 0.00 0.00 99.93 22:42:02 3 0.03 0.00 0.02 0.00 0.00 99.95 22:43:01 all 0.15 0.00 0.03 0.00 0.00 99.81 22:43:01 0 0.02 0.00 0.03 0.00 0.00 99.95 22:43:01 1 0.52 0.00 0.02 0.00 0.00 99.46 22:43:01 2 0.03 0.00 0.05 0.00 0.00 99.92 22:43:01 3 0.03 0.00 0.03 0.00 0.00 99.93 22:44:01 all 0.15 0.00 0.03 0.00 0.00 99.83 22:44:01 0 0.50 0.00 0.00 0.00 0.00 99.50 22:44:01 1 0.05 0.00 0.02 0.00 0.00 99.93 22:44:01 2 0.00 0.00 0.05 0.00 0.00 99.95 22:44:01 3 0.03 0.00 0.05 0.00 0.00 99.92 Average: all 0.63 0.00 0.26 0.07 0.01 99.02 Average: 0 0.73 0.00 0.27 0.04 0.01 98.94 Average: 1 0.71 0.00 0.28 0.07 0.01 98.93 Average: 2 0.50 0.00 0.26 0.17 0.01 99.07 Average: 3 0.60 0.00 0.23 0.00 0.01 99.15