---> uname -a: Linux 71e89788c968 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: 2933.436 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% /w/workspace/ndry_app-functions-sdk-go_PR-392@tmp /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-392 ---> free -m: total used free shared buff/cache available Mem: 1837 673 125 0 1039 1058 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) 06/26/20 _x86_64_ (4 CPU) 16:43:26 LINUX RESTART 16:44:01 tps rtps wtps bread/s bwrtn/s 16:45:01 57.86 14.05 43.81 4981.21 6467.69 16:46:01 1.65 0.00 1.65 0.00 32.89 16:47:02 0.25 0.00 0.25 0.00 2.85 16:48:01 0.27 0.00 0.27 0.00 3.69 16:49:01 0.25 0.00 0.25 0.00 3.06 16:50:01 0.33 0.00 0.33 0.00 3.60 16:51:01 0.33 0.02 0.32 0.13 3.75 Average: 8.74 2.02 6.72 714.18 934.41 16:44:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:45:01 195928 1685628 89.59 2620 1097904 1104324 37.69 443204 1082384 120 16:46:01 195736 1685820 89.60 2620 1097908 1104224 37.69 444964 1081472 8 16:47:02 201908 1679648 89.27 2620 1097912 1065508 36.36 442964 1077728 8 16:48:01 200224 1681332 89.36 2620 1097916 1065640 36.37 445892 1077156 16 16:49:01 198504 1683052 89.45 2620 1097920 1065652 36.37 458212 1066456 8 16:50:01 198896 1682660 89.43 2620 1097928 1065652 36.37 458260 1066440 8 16:51:01 199576 1681980 89.39 2620 1097936 1065508 36.36 457480 1066440 8 Average: 198682 1682874 89.44 2620 1097918 1076644 36.74 450139 1074011 25 16:44:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 16:45:01 eth0 431.02 343.37 1099.43 378.75 0.00 0.00 0.00 16:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:45:01 docker0 125.89 108.90 11.10 308.11 0.00 0.00 0.00 16:46:01 eth0 1.60 0.80 0.83 0.64 0.00 0.00 0.00 16:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:47:02 eth0 0.77 0.07 0.06 0.01 0.00 0.00 0.00 16:47:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:47:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:48:01 eth0 1.29 0.39 0.36 0.18 0.00 0.00 0.00 16:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:49:01 eth0 0.73 0.43 0.41 0.27 0.00 0.00 0.00 16:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:01 eth0 1.07 0.38 0.32 0.20 0.00 0.00 0.00 16:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:51:01 eth0 0.08 0.08 0.01 0.04 0.00 0.00 0.00 16:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 62.58 49.54 157.91 54.49 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 18.05 15.61 1.59 44.17 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) 06/26/20 _x86_64_ (4 CPU) 16:43:26 LINUX RESTART 16:44:01 CPU %user %nice %system %iowait %steal %idle 16:45:01 all 6.25 0.00 2.92 2.03 0.80 88.00 16:45:01 0 5.77 0.00 2.92 1.45 0.67 89.19 16:45:01 1 7.69 0.00 2.63 1.26 0.72 87.71 16:45:01 2 5.47 0.00 3.12 1.76 0.84 88.80 16:45:01 3 6.04 0.00 3.00 3.62 0.99 86.34 16:46:01 all 0.16 0.00 0.03 0.00 0.10 99.70 16:46:01 0 0.03 0.00 0.03 0.00 0.12 99.82 16:46:01 1 0.12 0.00 0.03 0.00 0.07 99.78 16:46:01 2 0.10 0.00 0.05 0.00 0.05 99.80 16:46:01 3 0.42 0.00 0.03 0.00 0.15 99.40 16:47:02 all 0.14 0.00 0.03 0.00 0.16 99.67 16:47:02 0 0.03 0.00 0.05 0.00 0.05 99.87 16:47:02 1 0.27 0.00 0.03 0.00 0.08 99.62 16:47:02 2 0.05 0.00 0.03 0.00 0.22 99.70 16:47:02 3 0.22 0.00 0.02 0.00 0.28 99.48 16:48:01 all 0.11 0.00 0.03 0.00 0.01 99.85 16:48:01 0 0.02 0.00 0.03 0.00 0.00 99.95 16:48:01 1 0.36 0.00 0.03 0.00 0.02 99.59 16:48:01 2 0.02 0.00 0.02 0.00 0.02 99.95 16:48:01 3 0.03 0.00 0.02 0.00 0.02 99.93 16:49:01 all 0.15 0.00 0.04 0.00 0.04 99.78 16:49:01 0 0.02 0.00 0.03 0.00 0.03 99.92 16:49:01 1 0.52 0.00 0.08 0.00 0.05 99.35 16:49:01 2 0.03 0.00 0.02 0.00 0.03 99.92 16:49:01 3 0.02 0.00 0.02 0.00 0.05 99.92 16:50:01 all 0.15 0.00 0.03 0.00 0.01 99.80 16:50:01 0 0.00 0.00 0.03 0.00 0.00 99.97 16:50:01 1 0.50 0.00 0.03 0.00 0.02 99.45 16:50:01 2 0.07 0.00 0.05 0.00 0.02 99.87 16:50:01 3 0.03 0.00 0.00 0.00 0.00 99.97 16:51:01 all 0.15 0.00 0.02 0.00 0.01 99.81 16:51:01 0 0.03 0.00 0.03 0.00 0.00 99.93 16:51:01 1 0.52 0.00 0.02 0.00 0.02 99.45 16:51:01 2 0.03 0.00 0.03 0.00 0.02 99.92 16:51:01 3 0.03 0.00 0.02 0.00 0.02 99.93 Average: all 1.01 0.00 0.44 0.29 0.16 98.10 Average: 0 0.84 0.00 0.44 0.21 0.12 98.39 Average: 1 1.42 0.00 0.41 0.18 0.14 97.85 Average: 2 0.82 0.00 0.47 0.25 0.17 98.29 Average: 3 0.97 0.00 0.44 0.52 0.21 97.86