---> uname -a: Linux e24ee0ac29f0 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-414 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/ndry_app-functions-sdk-go_PR-414@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 681 119 0 1036 1050 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) 07/22/20 _x86_64_ (4 CPU) 01:42:12 LINUX RESTART 01:43:01 tps rtps wtps bread/s bwrtn/s 01:44:02 53.12 13.18 39.94 4871.07 6565.05 01:45:01 1.88 0.00 1.88 0.00 37.60 01:46:01 0.28 0.00 0.28 0.00 2.88 01:47:01 0.23 0.00 0.23 0.00 2.17 01:48:01 0.23 0.00 0.23 0.00 3.53 01:49:01 0.32 0.00 0.32 0.00 4.33 01:50:01 0.27 0.02 0.25 0.13 2.93 01:51:01 18.78 18.53 0.25 1745.03 3.31 Average: 9.41 3.97 5.43 829.23 829.99 01:43:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:44:02 204140 1677416 89.15 2620 1079112 1129000 38.53 444744 1074696 124 01:45:01 211828 1669728 88.74 2620 1079116 1066636 36.40 442496 1069884 8 01:46:01 212420 1669136 88.71 2620 1079124 1066636 36.40 442572 1069888 8 01:47:01 209276 1672280 88.88 2620 1079124 1066944 36.41 447808 1067252 8 01:48:01 206480 1675076 89.03 2620 1079128 1066980 36.41 461612 1056332 8 01:49:01 208124 1673432 88.94 2620 1079136 1066704 36.40 487204 1029436 12 01:50:01 208308 1673248 88.93 2620 1079140 1066704 36.40 487824 1028720 8 01:51:01 136180 1745376 92.76 2620 1131760 1093344 37.31 495400 1087808 164 Average: 199595 1681962 89.39 2620 1085705 1077869 36.79 463708 1060502 43 01:43:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 01:44:02 eth0 357.01 272.65 979.38 369.87 0.00 0.00 0.00 01:44:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:44:02 docker0 116.10 105.54 10.07 303.47 0.00 0.00 0.00 01:45:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 01:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:46:01 eth0 0.43 0.02 0.04 0.00 0.00 0.00 0.00 01:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:47:01 eth0 1.07 0.33 0.32 0.17 0.00 0.00 0.00 01:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:48:01 eth0 0.58 0.48 0.40 0.30 0.00 0.00 0.00 01:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:49:01 eth0 0.10 0.10 0.01 0.01 0.00 0.00 0.00 01:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:50:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 01:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:51:01 eth0 6.73 4.31 7.57 2.53 0.00 0.00 0.00 01:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 45.89 34.86 123.82 46.74 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 14.55 13.23 1.26 38.04 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) 07/22/20 _x86_64_ (4 CPU) 01:42:12 LINUX RESTART 01:43:01 CPU %user %nice %system %iowait %steal %idle 01:44:02 all 6.68 0.00 3.11 1.69 4.90 83.62 01:44:02 0 5.96 0.00 3.83 3.17 5.15 81.88 01:44:02 1 7.40 0.00 2.93 0.72 5.28 83.68 01:44:02 2 7.58 0.00 3.15 0.82 4.88 83.56 01:44:02 3 5.79 0.00 2.51 2.09 4.30 85.32 01:45:01 all 0.14 0.00 0.05 0.00 0.15 99.67 01:45:01 0 0.03 0.00 0.05 0.00 0.05 99.86 01:45:01 1 0.42 0.00 0.07 0.00 0.15 99.36 01:45:01 2 0.03 0.00 0.02 0.00 0.15 99.80 01:45:01 3 0.02 0.00 0.05 0.00 0.22 99.71 01:46:01 all 0.12 0.00 0.03 0.00 0.08 99.78 01:46:01 0 0.37 0.00 0.00 0.00 0.05 99.58 01:46:01 1 0.05 0.00 0.03 0.00 0.05 99.87 01:46:01 2 0.03 0.00 0.02 0.00 0.10 99.85 01:46:01 3 0.05 0.00 0.02 0.00 0.12 99.82 01:47:01 all 0.10 0.00 0.02 0.00 0.17 99.70 01:47:01 0 0.32 0.00 0.03 0.00 0.15 99.50 01:47:01 1 0.03 0.00 0.03 0.00 0.10 99.83 01:47:01 2 0.03 0.00 0.03 0.00 0.22 99.72 01:47:01 3 0.03 0.00 0.03 0.00 0.18 99.75 01:48:01 all 0.15 0.00 0.03 0.00 0.05 99.77 01:48:01 0 0.50 0.00 0.02 0.00 0.03 99.45 01:48:01 1 0.05 0.00 0.03 0.00 0.07 99.85 01:48:01 2 0.03 0.00 0.05 0.00 0.07 99.85 01:48:01 3 0.02 0.00 0.02 0.00 0.03 99.93 01:49:01 all 0.12 0.00 0.04 0.00 0.26 99.58 01:49:01 0 0.38 0.00 0.02 0.00 0.25 99.35 01:49:01 1 0.07 0.00 0.07 0.00 0.48 99.38 01:49:01 2 0.03 0.00 0.07 0.00 0.17 99.73 01:49:01 3 0.02 0.00 0.02 0.00 0.13 99.83 01:50:01 all 0.09 0.00 0.04 0.00 0.23 99.63 01:50:01 0 0.25 0.00 0.03 0.00 0.45 99.27 01:50:01 1 0.05 0.00 0.05 0.00 0.35 99.55 01:50:01 2 0.02 0.00 0.03 0.00 0.08 99.87 01:50:01 3 0.02 0.00 0.02 0.00 0.07 99.90 01:51:01 all 0.48 0.00 0.18 0.76 0.35 98.22 01:51:01 0 0.48 0.00 0.27 2.49 0.40 96.36 01:51:01 1 0.53 0.00 0.20 0.47 0.30 98.50 01:51:01 2 0.78 0.00 0.13 0.08 0.50 98.50 01:51:01 3 0.13 0.00 0.17 0.02 0.20 99.48 Average: all 0.98 0.00 0.44 0.31 0.77 97.50 Average: 0 1.03 0.00 0.53 0.71 0.81 96.92 Average: 1 1.08 0.00 0.43 0.15 0.85 97.50 Average: 2 1.07 0.00 0.44 0.11 0.77 97.62 Average: 3 0.76 0.00 0.35 0.26 0.66 97.97