---> uname -a: Linux 483f1e845466 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-474 /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/ndry_app-functions-sdk-go_PR-474@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 667 130 0 1039 1061 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) 09/10/20 _x86_64_ (4 CPU) 17:07:33 LINUX RESTART (4 CPU) 17:08:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:09:01 138.14 47.29 90.84 0.00 7809.42 42002.83 0.00 17:10:01 3.60 0.00 3.60 0.00 0.00 114.62 0.00 17:11:01 0.50 0.00 0.50 0.00 0.00 8.54 0.00 17:12:01 0.32 0.00 0.32 0.00 0.00 4.71 0.00 17:13:01 0.25 0.00 0.25 0.00 0.00 3.96 0.00 17:14:01 0.47 0.00 0.47 0.00 0.00 7.96 0.00 17:15:01 0.38 0.02 0.37 0.00 0.13 5.48 0.00 17:16:01 92.96 55.68 37.28 0.00 6355.91 6371.58 0.00 Average: 29.58 12.88 16.71 0.00 1771.14 6066.84 0.00 17:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:09:01 189528 0 587640 31.23 2620 1101768 1136412 38.78 452608 1079248 120 17:10:01 194360 0 582620 30.96 2620 1101956 1107820 37.81 451620 1076860 20 17:11:01 193968 0 583004 30.99 2620 1101964 1084396 37.01 454940 1074144 16 17:12:01 193500 0 583472 31.01 2620 1101964 1084240 37.00 455868 1073548 12 17:13:01 192848 0 584060 31.04 2620 1102028 1084396 37.01 464088 1066312 32 17:14:01 193020 0 583940 31.03 2620 1101976 1084420 37.01 463976 1066296 8 17:15:01 193216 0 583736 31.02 2620 1101984 1084324 37.01 463716 1066300 16 17:16:01 106188 0 713060 37.90 2620 1059688 1878544 64.11 534508 1046500 0 Average: 182078 0 600192 31.90 2620 1096666 1193069 40.72 467666 1068651 28 17:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:09:01 eth0 553.87 388.81 1656.04 410.91 0.00 0.00 0.00 0.00 17:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:09:01 docker0 99.27 67.47 8.96 301.29 0.00 0.00 0.00 0.00 17:10:01 eth0 0.87 0.22 0.30 0.02 0.00 0.00 0.00 0.00 17:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:11:01 eth0 0.70 0.33 0.29 0.20 0.00 0.00 0.00 0.00 17:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:12:01 eth0 0.72 0.08 0.06 0.01 0.00 0.00 0.00 0.00 17:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:13:01 eth0 0.47 0.42 0.27 0.21 0.00 0.00 0.00 0.00 17:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:14:01 eth0 0.23 0.22 0.08 0.07 0.00 0.00 0.00 0.00 17:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:15:01 eth0 0.22 0.18 0.07 0.01 0.00 0.00 0.00 0.00 17:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:16:01 vethfb53681 0.00 0.02 0.00 0.00 0.00 0.00 0.00 0.00 17:16:01 eth0 80.90 64.29 737.81 14.73 0.00 0.00 0.00 0.00 17:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethfb53681 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 79.77 56.84 299.45 53.29 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 12.41 8.44 1.12 37.67 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) 09/10/20 _x86_64_ (4 CPU) 17:07:33 LINUX RESTART (4 CPU) 17:08:01 CPU %user %nice %system %iowait %steal %idle 17:09:01 all 15.21 0.00 7.53 8.39 0.03 68.83 17:09:01 0 16.91 0.00 7.60 8.36 0.02 67.11 17:09:01 1 14.45 0.00 6.71 8.56 0.03 70.23 17:09:01 2 15.34 0.00 6.94 7.78 0.03 69.91 17:09:01 3 14.14 0.00 8.88 8.86 0.05 68.07 17:10:01 all 0.18 0.00 0.05 0.00 0.00 99.78 17:10:01 0 0.02 0.00 0.02 0.00 0.00 99.97 17:10:01 1 0.08 0.00 0.03 0.00 0.00 99.88 17:10:01 2 0.55 0.00 0.07 0.00 0.00 99.38 17:10:01 3 0.07 0.00 0.07 0.00 0.00 99.87 17:11:01 all 0.14 0.00 0.04 0.00 0.00 99.82 17:11:01 0 0.02 0.00 0.02 0.00 0.00 99.97 17:11:01 1 0.03 0.00 0.07 0.00 0.00 99.90 17:11:01 2 0.47 0.00 0.02 0.00 0.00 99.52 17:11:01 3 0.05 0.00 0.05 0.00 0.00 99.90 17:12:01 all 0.15 0.00 0.05 0.00 0.00 99.80 17:12:01 0 0.02 0.00 0.05 0.00 0.00 99.93 17:12:01 1 0.05 0.00 0.05 0.00 0.00 99.90 17:12:01 2 0.52 0.00 0.05 0.00 0.00 99.43 17:12:01 3 0.03 0.00 0.03 0.00 0.00 99.93 17:13:01 all 0.17 0.00 0.04 0.00 0.00 99.79 17:13:01 0 0.03 0.00 0.07 0.00 0.00 99.90 17:13:01 1 0.05 0.00 0.05 0.00 0.00 99.90 17:13:01 2 0.55 0.00 0.02 0.00 0.00 99.43 17:13:01 3 0.05 0.00 0.02 0.00 0.00 99.93 17:14:01 all 0.15 0.00 0.04 0.00 0.01 99.80 17:14:01 0 0.03 0.00 0.03 0.00 0.02 99.92 17:14:01 1 0.03 0.00 0.10 0.00 0.02 99.85 17:14:01 2 0.52 0.00 0.02 0.00 0.00 99.47 17:14:01 3 0.03 0.00 0.02 0.00 0.00 99.95 17:15:01 all 0.17 0.00 0.04 0.00 0.00 99.80 17:15:01 0 0.05 0.00 0.05 0.00 0.00 99.90 17:15:01 1 0.03 0.00 0.03 0.00 0.00 99.93 17:15:01 2 0.55 0.00 0.03 0.00 0.00 99.42 17:15:01 3 0.03 0.00 0.03 0.00 0.00 99.93 17:16:01 all 2.88 0.00 1.98 1.39 0.02 93.73 17:16:01 0 2.56 0.00 1.97 1.37 0.02 94.08 17:16:01 1 2.32 0.00 2.02 0.92 0.02 94.72 17:16:01 2 4.12 0.00 2.16 1.17 0.00 92.55 17:16:01 3 2.53 0.00 1.76 2.11 0.03 93.57 Average: all 2.36 0.00 1.21 1.21 0.01 95.21 Average: 0 2.43 0.00 1.22 1.20 0.01 95.14 Average: 1 2.12 0.00 1.13 1.18 0.01 95.57 Average: 2 2.81 0.00 1.15 1.11 0.00 94.93 Average: 3 2.09 0.00 1.34 1.36 0.01 95.20