---> uname -a: Linux 1362c3105186 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 7.3G 42.7G 15% / 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 7.3G 42.7G 15% /etc/resolv.conf /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hostname /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hosts /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/sa /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/ndry_app-functions-sdk-go_PR-407 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/ndry_app-functions-sdk-go_PR-407@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 676 127 0 1033 1054 Swap: 1023 1 1022 ---> 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) 07/24/20 _x86_64_ (4 CPU) 23:45:35 LINUX RESTART 23:46:01 tps rtps wtps bread/s bwrtn/s 23:47:01 163.08 86.14 76.94 9587.49 38735.87 23:48:01 23.96 5.84 18.13 1603.86 3319.81 23:49:01 1.70 0.00 1.70 0.00 30.36 23:50:02 0.28 0.00 0.28 0.00 4.58 23:51:01 0.36 0.00 0.36 0.00 6.24 23:52:01 0.45 0.00 0.45 0.00 6.96 23:53:01 0.32 0.05 0.27 0.80 4.00 Average: 27.23 13.18 14.05 1602.76 6029.87 23:46:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:47:01 101328 1780228 94.61 2620 1261488 1084512 37.01 400388 1222452 11116 23:48:01 187620 1693936 90.03 2620 1104944 1163020 39.69 477984 1055580 8 23:49:01 194316 1687240 89.67 2620 1104952 1126140 38.43 474860 1053384 8 23:50:02 198792 1682764 89.43 2620 1104952 1088076 37.13 473312 1051748 8 23:51:01 200240 1681316 89.36 2620 1105016 1068608 36.47 480164 1044060 20 23:52:01 199620 1681936 89.39 2620 1104964 1068680 36.47 487828 1036724 8 23:53:01 199292 1682264 89.41 2620 1104972 1071384 36.56 511608 1013384 8 Average: 183030 1698526 90.27 2620 1127327 1095774 37.40 472306 1068190 1597 23:46:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 23:47:01 eth0 248.05 175.10 995.27 58.89 0.00 0.00 0.00 23:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:48:01 eth0 189.67 177.60 649.83 350.19 0.00 0.00 0.00 23:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:48:01 docker0 100.88 94.08 8.88 302.51 0.00 0.00 0.00 23:49:01 eth0 1.51 0.20 0.37 0.16 0.00 0.00 0.00 23:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:50:02 eth0 0.93 0.68 0.53 0.40 0.00 0.00 0.00 23:50:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:51:01 eth0 0.12 0.10 0.01 0.04 0.00 0.00 0.00 23:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:52:01 eth0 0.30 0.18 0.14 0.07 0.00 0.00 0.00 23:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:53:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 23:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 63.11 50.69 235.76 58.69 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 14.45 13.48 1.27 43.33 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) 07/24/20 _x86_64_ (4 CPU) 23:45:35 LINUX RESTART 23:46:01 CPU %user %nice %system %iowait %steal %idle 23:47:01 all 12.10 0.00 7.74 9.91 19.33 50.93 23:47:01 0 12.88 0.00 6.94 9.92 22.78 47.48 23:47:01 1 9.05 0.00 9.08 9.79 18.35 53.74 23:47:01 2 14.71 0.00 8.19 10.19 18.29 48.61 23:47:01 3 11.83 0.00 6.73 9.71 17.92 53.81 23:48:01 all 3.34 0.00 1.59 0.62 8.72 85.72 23:48:01 0 3.20 0.00 2.13 0.57 10.12 83.98 23:48:01 1 1.95 0.00 1.22 0.35 9.13 87.36 23:48:01 2 2.57 0.00 1.37 1.37 7.68 87.02 23:48:01 3 5.73 0.00 1.63 0.20 7.97 84.48 23:49:01 all 0.08 0.00 0.05 0.00 0.72 99.15 23:49:01 0 0.03 0.00 0.03 0.00 0.51 99.42 23:49:01 1 0.05 0.00 0.05 0.00 0.94 98.96 23:49:01 2 0.03 0.00 0.07 0.00 0.78 99.12 23:49:01 3 0.20 0.00 0.03 0.00 0.65 99.12 23:50:02 all 0.06 0.00 0.04 0.00 0.16 99.74 23:50:02 0 0.03 0.00 0.05 0.00 0.13 99.78 23:50:02 1 0.03 0.00 0.02 0.00 0.22 99.73 23:50:02 2 0.08 0.00 0.07 0.00 0.20 99.65 23:50:02 3 0.08 0.00 0.02 0.00 0.08 99.82 23:51:01 all 0.06 0.00 0.04 0.00 0.12 99.78 23:51:01 0 0.03 0.00 0.03 0.00 0.08 99.85 23:51:01 1 0.02 0.00 0.03 0.00 0.20 99.75 23:51:01 2 0.05 0.00 0.05 0.00 0.12 99.78 23:51:01 3 0.15 0.00 0.07 0.00 0.08 99.69 23:52:01 all 0.12 0.00 0.04 0.00 0.15 99.69 23:52:01 0 0.03 0.00 0.02 0.00 0.10 99.85 23:52:01 1 0.08 0.00 0.02 0.00 0.10 99.80 23:52:01 2 0.08 0.00 0.05 0.02 0.23 99.62 23:52:01 3 0.30 0.00 0.05 0.00 0.18 99.47 23:53:01 all 0.10 0.00 0.10 0.00 0.05 99.74 23:53:01 0 0.03 0.00 0.03 0.00 0.02 99.92 23:53:01 1 0.30 0.00 0.03 0.00 0.05 99.62 23:53:01 2 0.07 0.00 0.05 0.02 0.10 99.77 23:53:01 3 0.02 0.00 0.27 0.00 0.05 99.67 Average: all 2.33 0.00 1.41 1.55 4.28 90.43 Average: 0 2.38 0.00 1.35 1.54 4.93 89.80 Average: 1 1.70 0.00 1.55 1.51 4.30 90.94 Average: 2 2.56 0.00 1.43 1.69 3.98 90.34 Average: 3 2.67 0.00 1.29 1.46 3.93 90.66