---> uname -a: Linux c1f86c47269f 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-443 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/ndry_app-functions-sdk-go_PR-443@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 633 128 0 1074 1098 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) 08/14/20 _x86_64_ (4 CPU) 17:21:52 LINUX RESTART 17:23:01 tps rtps wtps bread/s bwrtn/s 17:24:01 28.42 10.25 18.16 4431.90 3204.39 17:25:01 1.92 0.00 1.92 0.00 34.55 17:26:01 0.67 0.00 0.67 0.00 7.64 17:27:01 0.23 0.00 0.23 0.00 3.21 17:28:01 0.30 0.00 0.30 0.00 4.58 17:29:01 0.30 0.02 0.28 0.13 3.40 17:30:01 0.45 0.00 0.45 0.00 5.61 17:31:01 0.20 0.00 0.20 0.00 1.78 17:32:02 0.27 0.00 0.27 0.00 3.36 Average: 3.64 1.14 2.50 492.63 363.30 17:23:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:24:01 212852 1668704 88.69 2620 1112312 1096432 37.42 423432 1085784 20 17:25:01 218768 1662788 88.37 2620 1112316 1075200 36.69 422972 1081476 8 17:26:01 219160 1662396 88.35 2620 1112328 1073192 36.63 423088 1081428 8 17:27:01 217564 1663992 88.44 2620 1112328 1073320 36.63 434200 1071608 12 17:28:01 217160 1664396 88.46 2620 1112332 1073332 36.63 435000 1071540 8 17:29:01 217464 1664092 88.44 2620 1112344 1071216 36.56 454980 1051116 8 17:30:01 218732 1662824 88.37 2620 1112344 1064020 36.31 445940 1059480 12 17:31:01 218608 1662948 88.38 2620 1112352 1064020 36.31 445948 1059480 8 17:32:02 218508 1663048 88.39 2620 1112356 1064020 36.31 445828 1059480 8 Average: 217646 1663910 88.43 2620 1112335 1072750 36.61 436821 1069044 10 17:23:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 17:24:01 eth0 185.08 145.76 649.38 348.64 0.00 0.00 0.00 17:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:24:01 docker0 62.83 45.96 6.43 298.57 0.00 0.00 0.00 17:25:01 eth0 3.68 0.57 0.77 0.40 0.00 0.00 0.00 17:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:26:01 eth0 1.03 0.52 0.54 0.36 0.00 0.00 0.00 17:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:27:01 eth0 9.39 0.50 1.26 0.39 0.00 0.00 0.00 17:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:28:01 eth0 1.60 0.62 0.70 0.49 0.00 0.00 0.00 17:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:29:01 eth0 0.55 0.27 0.27 0.20 0.00 0.00 0.00 17:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:01 eth0 0.15 0.05 0.01 0.00 0.00 0.00 0.00 17:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:31:01 eth0 0.08 0.02 0.01 0.00 0.00 0.00 0.00 17:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:32:02 eth0 0.23 0.08 0.02 0.01 0.00 0.00 0.00 17:32:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:32:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 22.43 16.49 72.58 38.96 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 6.98 5.11 0.71 33.19 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) 08/14/20 _x86_64_ (4 CPU) 17:21:52 LINUX RESTART 17:23:01 CPU %user %nice %system %iowait %steal %idle 17:24:01 all 4.33 0.00 1.86 0.70 0.06 93.04 17:24:01 0 4.71 0.00 2.10 0.10 0.08 93.00 17:24:01 1 4.56 0.00 1.86 1.98 0.05 91.55 17:24:01 2 3.45 0.00 2.06 0.10 0.08 94.30 17:24:01 3 4.60 0.00 1.42 0.64 0.05 93.29 17:25:01 all 0.16 0.00 0.04 0.00 0.00 99.80 17:25:01 0 0.10 0.00 0.02 0.00 0.00 99.88 17:25:01 1 0.03 0.00 0.05 0.00 0.00 99.92 17:25:01 2 0.05 0.00 0.05 0.00 0.00 99.90 17:25:01 3 0.45 0.00 0.03 0.00 0.00 99.52 17:26:01 all 0.15 0.00 0.03 0.00 0.00 99.81 17:26:01 0 0.03 0.00 0.05 0.00 0.00 99.92 17:26:01 1 0.03 0.00 0.03 0.00 0.00 99.93 17:26:01 2 0.05 0.00 0.05 0.00 0.02 99.88 17:26:01 3 0.50 0.00 0.02 0.00 0.00 99.48 17:27:01 all 0.13 0.00 0.04 0.00 0.00 99.83 17:27:01 0 0.02 0.00 0.03 0.00 0.02 99.93 17:27:01 1 0.05 0.00 0.02 0.00 0.00 99.93 17:27:01 2 0.42 0.00 0.05 0.00 0.00 99.53 17:27:01 3 0.03 0.00 0.05 0.00 0.00 99.92 17:28:01 all 0.18 0.00 0.05 0.00 0.00 99.76 17:28:01 0 0.05 0.00 0.02 0.00 0.00 99.93 17:28:01 1 0.07 0.00 0.07 0.00 0.02 99.85 17:28:01 2 0.55 0.00 0.02 0.00 0.00 99.43 17:28:01 3 0.07 0.00 0.12 0.00 0.00 99.82 17:29:01 all 0.15 0.00 0.06 0.00 0.00 99.79 17:29:01 0 0.03 0.00 0.02 0.00 0.00 99.95 17:29:01 1 0.03 0.00 0.07 0.00 0.00 99.90 17:29:01 2 0.52 0.00 0.02 0.00 0.00 99.47 17:29:01 3 0.02 0.00 0.13 0.00 0.00 99.85 17:30:01 all 0.16 0.00 0.02 0.00 0.00 99.81 17:30:01 0 0.02 0.00 0.03 0.00 0.00 99.95 17:30:01 1 0.07 0.00 0.03 0.00 0.00 99.90 17:30:01 2 0.52 0.00 0.02 0.00 0.00 99.47 17:30:01 3 0.02 0.00 0.02 0.00 0.00 99.97 17:31:01 all 0.15 0.00 0.02 0.00 0.00 99.83 17:31:01 0 0.03 0.00 0.02 0.00 0.00 99.95 17:31:01 1 0.03 0.00 0.05 0.00 0.00 99.92 17:31:01 2 0.52 0.00 0.00 0.00 0.00 99.48 17:31:01 3 0.02 0.00 0.02 0.00 0.00 99.97 17:32:02 all 0.15 0.00 0.02 0.00 0.00 99.83 17:32:02 0 0.03 0.00 0.00 0.00 0.00 99.97 17:32:02 1 0.05 0.00 0.03 0.00 0.00 99.92 17:32:02 2 0.48 0.00 0.02 0.00 0.00 99.50 17:32:02 3 0.02 0.00 0.02 0.00 0.00 99.97 Average: all 0.61 0.00 0.24 0.08 0.01 99.06 Average: 0 0.55 0.00 0.25 0.01 0.01 99.17 Average: 1 0.54 0.00 0.24 0.22 0.01 98.98 Average: 2 0.73 0.00 0.25 0.01 0.01 99.00 Average: 3 0.63 0.00 0.20 0.07 0.01 99.09