---> uname -a: Linux 09902d4e6295 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-491 /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/ndry_app-functions-sdk-go_PR-491@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 669 131 0 1036 1060 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) 09:00:35 LINUX RESTART (4 CPU) 09:01:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:02:01 139.97 48.15 91.83 0.00 7903.20 42369.70 0.00 09:03:01 3.51 0.00 3.51 0.00 0.00 114.34 0.00 09:04:01 0.48 0.00 0.48 0.00 0.00 8.69 0.00 09:05:01 0.33 0.00 0.33 0.00 0.00 5.43 0.00 09:06:01 0.22 0.00 0.22 0.00 0.00 4.50 0.00 09:07:01 0.35 0.00 0.35 0.00 0.00 5.86 0.00 Average: 23.92 7.95 15.97 0.00 1304.34 7015.86 0.00 09:01:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:02:01 190752 0 594376 31.59 2620 1093808 1113604 38.01 478004 1053180 120 09:03:01 194876 0 590060 31.36 2620 1094000 1082716 36.95 476980 1050688 20 09:04:01 196748 0 588184 31.26 2620 1094004 1070164 36.52 477368 1048804 8 09:05:01 196096 0 588836 31.30 2620 1094004 1070320 36.53 478360 1048804 16 09:06:01 194596 0 590324 31.37 2620 1094016 1070408 36.53 481240 1047748 8 09:07:01 195400 0 589516 31.33 2620 1094020 1070404 36.53 480908 1047748 8 Average: 194745 0 590216 31.37 2620 1093975 1079603 36.84 478810 1049495 30 09:01:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:02:01 eth0 752.78 555.83 1687.23 430.79 0.00 0.00 0.00 0.00 09:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:02:01 docker0 112.39 72.70 8.89 305.93 0.00 0.00 0.00 0.00 09:03:01 eth0 0.90 0.30 0.29 0.23 0.00 0.00 0.00 0.00 09:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:04:01 eth0 1.62 0.08 0.16 0.01 0.00 0.00 0.00 0.00 09:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:05:01 eth0 2.96 0.65 0.74 0.40 0.00 0.00 0.00 0.00 09:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:06:01 eth0 3.11 0.80 0.93 0.56 0.00 0.00 0.00 0.00 09:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:07:01 eth0 1.77 0.85 0.75 0.47 0.00 0.00 0.00 0.00 09:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 125.97 92.18 278.94 71.38 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 18.55 12.00 1.47 50.49 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) 09:00:35 LINUX RESTART (4 CPU) 09:01:02 CPU %user %nice %system %iowait %steal %idle 09:02:01 all 16.24 0.00 7.52 8.57 0.04 67.63 09:02:01 0 18.63 0.00 8.25 6.63 0.05 66.44 09:02:01 1 14.83 0.00 7.52 11.28 0.05 66.32 09:02:01 2 15.48 0.00 7.41 9.51 0.03 67.56 09:02:01 3 16.05 0.00 6.90 6.83 0.03 70.18 09:03:01 all 0.16 0.00 0.05 0.00 0.00 99.79 09:03:01 0 0.47 0.00 0.05 0.00 0.00 99.48 09:03:01 1 0.07 0.00 0.05 0.00 0.00 99.88 09:03:01 2 0.05 0.00 0.05 0.00 0.00 99.90 09:03:01 3 0.07 0.00 0.03 0.00 0.00 99.90 09:04:01 all 0.16 0.00 0.03 0.00 0.00 99.81 09:04:01 0 0.50 0.00 0.02 0.00 0.00 99.48 09:04:01 1 0.03 0.00 0.03 0.00 0.00 99.93 09:04:01 2 0.07 0.00 0.02 0.00 0.00 99.92 09:04:01 3 0.03 0.00 0.05 0.00 0.00 99.92 09:05:01 all 0.18 0.00 0.03 0.00 0.00 99.79 09:05:01 0 0.53 0.00 0.03 0.00 0.00 99.43 09:05:01 1 0.03 0.00 0.03 0.00 0.00 99.93 09:05:01 2 0.05 0.00 0.05 0.00 0.00 99.90 09:05:01 3 0.10 0.00 0.02 0.00 0.00 99.88 09:06:01 all 0.18 0.00 0.04 0.00 0.01 99.78 09:06:01 0 0.55 0.00 0.05 0.00 0.02 99.38 09:06:01 1 0.05 0.00 0.05 0.00 0.00 99.90 09:06:01 2 0.08 0.00 0.03 0.00 0.02 99.87 09:06:01 3 0.02 0.00 0.02 0.00 0.00 99.97 09:07:01 all 0.10 0.00 0.05 0.00 0.00 99.85 09:07:01 0 0.27 0.00 0.12 0.00 0.00 99.62 09:07:01 1 0.05 0.00 0.03 0.00 0.02 99.90 09:07:01 2 0.05 0.00 0.03 0.00 0.00 99.92 09:07:01 3 0.02 0.00 0.03 0.00 0.00 99.95 Average: all 2.77 0.00 1.26 1.39 0.01 94.57 Average: 0 3.41 0.00 1.38 1.08 0.01 94.12 Average: 1 2.46 0.00 1.26 1.84 0.01 94.43 Average: 2 2.57 0.00 1.24 1.55 0.01 94.63 Average: 3 2.65 0.00 1.15 1.11 0.01 95.09