---> uname -a: Linux f6e12422a9cc 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-426 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/ndry_app-functions-sdk-go_PR-426@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 689 133 0 1015 1042 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) 07/30/20 _x86_64_ (4 CPU) 23:08:33 LINUX RESTART 23:09:01 tps rtps wtps bread/s bwrtn/s 23:10:01 153.98 64.26 89.71 8473.43 40608.98 23:11:01 8.52 2.16 6.36 188.05 1305.03 23:12:01 1.67 0.00 1.67 0.00 30.34 23:13:01 0.25 0.00 0.25 0.00 3.23 23:14:01 0.17 0.00 0.17 0.00 1.88 23:15:02 0.83 0.00 0.83 0.00 10.78 23:16:01 0.58 0.02 0.56 0.14 5.94 23:17:01 0.28 0.00 0.28 0.00 3.11 23:18:01 159.34 105.49 53.86 7415.03 19203.32 Average: 36.33 19.18 17.15 1794.03 6829.38 23:09:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:10:01 81272 1800284 95.68 2620 1141800 1426188 48.67 512148 1125472 17668 23:11:01 205304 1676252 89.09 2620 1064372 1157228 39.49 472904 1044484 20 23:12:01 217960 1663596 88.42 2620 1064380 1076156 36.73 465836 1041108 8 23:13:01 217308 1664248 88.45 2620 1064380 1076156 36.73 467440 1040516 12 23:14:01 214304 1667252 88.61 2620 1064388 1076508 36.74 478568 1032260 16 23:15:02 214828 1666728 88.58 2620 1064396 1076400 36.74 477912 1032260 8 23:16:01 212744 1668812 88.69 2620 1064400 1076220 36.73 516924 995532 8 23:17:01 212352 1669204 88.71 2620 1064408 1076316 36.73 511176 1001676 8 23:18:01 83232 1798324 95.58 2620 1099728 1283024 43.79 504496 1082896 1468 Average: 184367 1697189 90.20 2620 1076917 1147133 39.15 489712 1044023 2135 23:09:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 23:10:01 eth0 383.20 307.11 1614.33 91.20 0.00 0.00 0.00 23:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:10:01 veth5d9fab7 93.57 90.21 9.53 300.63 0.00 0.00 0.00 23:10:01 docker0 93.57 90.09 8.25 300.62 0.00 0.00 0.00 23:11:01 eth0 61.91 45.53 26.04 318.76 0.00 0.00 0.00 23:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:11:01 docker0 0.05 0.05 0.00 0.00 0.00 0.00 0.00 23:12:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 23:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:13:01 eth0 1.18 0.08 0.11 0.01 0.00 0.00 0.00 23:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:14:01 eth0 0.92 0.78 0.53 0.40 0.00 0.00 0.00 23:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:15:02 eth0 0.68 0.38 0.40 0.26 0.00 0.00 0.00 23:15:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:15:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:16:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 23:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:17:01 eth0 0.43 0.42 0.29 0.03 0.00 0.00 0.00 23:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:18:01 eth0 89.23 56.35 2333.41 13.04 0.00 0.00 0.00 23:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 60.03 45.87 443.42 47.18 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 10.46 10.08 0.92 33.60 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) 07/30/20 _x86_64_ (4 CPU) 23:08:33 LINUX RESTART 23:09:01 CPU %user %nice %system %iowait %steal %idle 23:10:01 all 15.40 0.00 8.40 7.84 15.57 52.79 23:10:01 0 14.04 0.00 10.65 5.02 16.19 54.10 23:10:01 1 19.64 0.00 7.03 8.43 15.36 49.54 23:10:01 2 14.15 0.00 7.93 8.24 15.72 53.96 23:10:01 3 13.84 0.00 7.98 9.71 14.99 53.48 23:11:01 all 1.89 0.00 0.54 0.10 3.17 94.29 23:11:01 0 0.70 0.00 0.33 0.00 4.59 94.38 23:11:01 1 1.64 0.00 0.63 0.00 2.98 94.75 23:11:01 2 2.64 0.00 0.66 0.15 2.66 93.89 23:11:01 3 2.58 0.00 0.53 0.25 2.45 94.18 23:12:01 all 0.12 0.00 0.06 0.00 0.16 99.65 23:12:01 0 0.03 0.00 0.03 0.00 0.07 99.87 23:12:01 1 0.02 0.00 0.10 0.00 0.08 99.80 23:12:01 2 0.42 0.00 0.05 0.00 0.22 99.32 23:12:01 3 0.05 0.00 0.03 0.00 0.25 99.67 23:13:01 all 0.10 0.00 0.02 0.00 0.27 99.60 23:13:01 0 0.02 0.00 0.02 0.00 0.10 99.87 23:13:01 1 0.00 0.00 0.02 0.00 0.10 99.88 23:13:01 2 0.33 0.00 0.03 0.00 0.50 99.14 23:13:01 3 0.03 0.00 0.07 0.00 0.42 99.49 23:14:01 all 0.10 0.00 0.04 0.00 0.77 99.10 23:14:01 0 0.02 0.00 0.02 0.00 0.23 99.73 23:14:01 1 0.02 0.00 0.03 0.00 0.84 99.11 23:14:01 2 0.33 0.00 0.05 0.00 1.16 98.46 23:14:01 3 0.03 0.00 0.03 0.00 0.83 99.11 23:15:02 all 0.12 0.00 0.03 0.00 0.32 99.53 23:15:02 0 0.05 0.00 0.03 0.00 0.27 99.65 23:15:02 1 0.05 0.00 0.02 0.00 0.48 99.45 23:15:02 2 0.35 0.00 0.03 0.00 0.40 99.22 23:15:02 3 0.03 0.00 0.03 0.00 0.13 99.80 23:16:01 all 0.11 0.00 0.07 0.00 0.20 99.62 23:16:01 0 0.02 0.00 0.05 0.00 0.20 99.73 23:16:01 1 0.03 0.00 0.03 0.02 0.27 99.64 23:16:01 2 0.34 0.00 0.17 0.00 0.22 99.27 23:16:01 3 0.02 0.00 0.03 0.00 0.14 99.81 23:17:01 all 0.10 0.00 0.02 0.00 0.27 99.60 23:17:01 0 0.02 0.00 0.02 0.00 0.32 99.65 23:17:01 1 0.20 0.00 0.02 0.00 0.30 99.48 23:17:01 2 0.17 0.00 0.03 0.00 0.15 99.65 23:17:01 3 0.05 0.00 0.03 0.00 0.32 99.60 23:18:01 all 3.46 0.00 2.24 2.27 11.11 80.91 23:18:01 0 2.95 0.00 1.71 1.15 10.78 83.41 23:18:01 1 4.28 0.00 2.24 1.40 11.32 80.75 23:18:01 2 3.02 0.00 2.19 3.65 10.75 80.39 23:18:01 3 3.59 0.00 2.86 2.87 11.62 79.06 Average: all 2.40 0.00 1.28 1.15 3.57 91.60 Average: 0 2.01 0.00 1.45 0.69 3.68 92.17 Average: 1 2.88 0.00 1.13 1.09 3.54 91.37 Average: 2 2.45 0.00 1.26 1.36 3.58 91.35 Average: 3 2.26 0.00 1.30 1.44 3.48 91.53