---> uname -a: Linux 60124c292dc1 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: 2933.436 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-485 /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/ndry_app-functions-sdk-go_PR-485@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 663 145 0 1027 1067 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) 09/15/20 _x86_64_ (4 CPU) 16:37:53 LINUX RESTART (4 CPU) 16:39:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:40:01 8.33 1.33 6.99 0.00 161.04 1324.61 0.00 16:41:02 0.32 0.00 0.32 0.00 0.00 5.13 0.00 16:42:01 0.27 0.00 0.27 0.00 0.00 3.83 0.00 16:43:01 0.27 0.00 0.27 0.00 0.00 3.10 0.00 16:44:01 0.33 0.00 0.33 0.00 0.00 5.23 0.00 16:45:01 0.27 0.02 0.25 0.00 0.13 3.15 0.00 16:46:01 0.27 0.00 0.27 0.00 0.00 2.48 0.00 16:47:01 55.38 44.11 11.27 0.00 4410.65 3282.32 0.00 Average: 8.20 5.70 2.50 0.00 572.94 580.15 0.00 16:39:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:40:01 185608 0 585776 31.13 2620 1107552 1099572 37.53 448696 1087596 24 16:41:02 191280 0 580100 30.83 2620 1107556 1065072 36.35 448048 1083656 20 16:42:01 190348 0 581020 30.88 2620 1107568 1063876 36.31 449108 1083648 20 16:43:01 189196 0 582172 30.94 2620 1107568 1063864 36.31 459188 1074804 12 16:44:01 186600 0 584764 31.08 2620 1107572 1063876 36.31 466584 1069928 20 16:45:01 187528 0 583824 31.03 2620 1107584 1063756 36.30 466164 1069928 12 16:46:01 187644 0 583708 31.02 2620 1107584 1063756 36.30 462084 1074024 8 16:47:01 73764 0 695520 36.97 2620 1109652 1505668 51.39 524164 1093180 52160 Average: 173996 0 597110 31.73 2620 1107830 1123680 38.35 465504 1079596 6534 16:39:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:40:01 eth0 152.06 111.36 154.98 317.03 0.00 0.00 0.00 0.00 16:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:01 docker0 39.54 35.93 3.13 124.44 0.00 0.00 0.00 0.00 16:41:02 eth0 4.43 3.80 0.56 7.70 0.00 0.00 0.00 0.00 16:41:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:41:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:42:01 eth0 1.98 1.19 0.38 2.14 0.00 0.00 0.00 0.00 16:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:43:01 eth0 1.05 0.48 0.57 0.18 0.00 0.00 0.00 0.00 16:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:44:01 eth0 1.22 0.40 0.46 0.29 0.00 0.00 0.00 0.00 16:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:45:01 eth0 0.08 0.07 0.01 0.01 0.00 0.00 0.00 0.00 16:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:46:01 eth0 0.05 0.03 0.00 0.00 0.00 0.00 0.00 0.00 16:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:47:01 eth0 87.95 76.07 736.87 9.27 0.00 0.00 0.00 0.00 16:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 31.17 24.23 112.01 42.17 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 4.95 4.50 0.39 15.59 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) 09/15/20 _x86_64_ (4 CPU) 16:37:53 LINUX RESTART (4 CPU) 16:39:01 CPU %user %nice %system %iowait %steal %idle 16:40:01 all 2.61 0.00 0.58 0.05 0.02 96.75 16:40:01 0 2.29 0.00 0.55 0.02 0.02 97.12 16:40:01 1 2.57 0.00 0.64 0.07 0.02 96.71 16:40:01 2 2.49 0.00 0.43 0.13 0.02 96.93 16:40:01 3 3.07 0.00 0.68 0.00 0.02 96.23 16:41:02 all 0.15 0.00 0.05 0.00 0.01 99.80 16:41:02 0 0.07 0.00 0.03 0.00 0.00 99.90 16:41:02 1 0.38 0.00 0.05 0.00 0.02 99.55 16:41:02 2 0.08 0.00 0.07 0.00 0.02 99.83 16:41:02 3 0.05 0.00 0.05 0.00 0.00 99.90 16:42:01 all 0.08 0.00 0.04 0.00 0.00 99.87 16:42:01 0 0.19 0.00 0.02 0.00 0.02 99.78 16:42:01 1 0.05 0.00 0.05 0.00 0.00 99.90 16:42:01 2 0.05 0.00 0.07 0.00 0.00 99.88 16:42:01 3 0.03 0.00 0.03 0.00 0.00 99.93 16:43:01 all 0.15 0.00 0.05 0.00 0.00 99.80 16:43:01 0 0.50 0.00 0.03 0.00 0.00 99.47 16:43:01 1 0.05 0.00 0.05 0.00 0.02 99.88 16:43:01 2 0.03 0.00 0.08 0.00 0.00 99.88 16:43:01 3 0.03 0.00 0.02 0.00 0.00 99.95 16:44:01 all 0.17 0.00 0.05 0.00 0.00 99.78 16:44:01 0 0.45 0.00 0.05 0.00 0.00 99.50 16:44:01 1 0.08 0.00 0.07 0.00 0.00 99.85 16:44:01 2 0.10 0.00 0.07 0.00 0.00 99.83 16:44:01 3 0.05 0.00 0.03 0.00 0.00 99.92 16:45:01 all 0.03 0.00 0.03 0.00 0.00 99.93 16:45:01 0 0.05 0.00 0.02 0.00 0.00 99.93 16:45:01 1 0.05 0.00 0.05 0.00 0.02 99.88 16:45:01 2 0.02 0.00 0.03 0.00 0.00 99.95 16:45:01 3 0.02 0.00 0.02 0.00 0.00 99.97 16:46:01 all 0.14 0.00 0.03 0.00 0.00 99.83 16:46:01 0 0.47 0.00 0.02 0.00 0.00 99.52 16:46:01 1 0.05 0.00 0.07 0.00 0.00 99.88 16:46:01 2 0.03 0.00 0.03 0.00 0.00 99.93 16:46:01 3 0.02 0.00 0.02 0.00 0.00 99.97 16:47:01 all 2.50 0.00 1.50 0.96 0.02 95.02 16:47:01 0 2.63 0.00 1.40 1.05 0.02 94.90 16:47:01 1 3.59 0.00 1.93 1.22 0.03 93.23 16:47:01 2 2.02 0.00 1.34 0.90 0.02 95.72 16:47:01 3 1.77 0.00 1.34 0.67 0.02 96.20 Average: all 0.73 0.00 0.29 0.13 0.01 98.85 Average: 0 0.83 0.00 0.27 0.13 0.01 98.76 Average: 1 0.85 0.00 0.36 0.16 0.01 98.61 Average: 2 0.60 0.00 0.27 0.13 0.01 99.00 Average: 3 0.63 0.00 0.27 0.08 0.00 99.01