---> uname -a: Linux 6703ef5db3bf 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: 2933.442 BogoMIPS: 5866.88 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 8.2G 41.8G 16% / 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 8.2G 41.8G 16% /etc/resolv.conf /dev/vda1 50.0G 8.2G 41.8G 16% /etc/hostname /dev/vda1 50.0G 8.2G 41.8G 16% /etc/hosts /dev/vda1 50.0G 8.2G 41.8G 16% /w/workspace/ndry_app-functions-sdk-go_master@tmp /dev/vda1 50.0G 8.2G 41.8G 16% /var/log/sa-host /dev/vda1 50.0G 8.2G 41.8G 16% /w/workspace/ndry_app-functions-sdk-go_master ---> free -m: total used free shared buff/cache available Mem: 1837 770 122 0 944 1001 Swap: 1023 2 1021 ---> 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 16: eth0@if17: 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) 09/10/20 _x86_64_ (4 CPU) 17:54:41 LINUX RESTART (4 CPU) 17:56:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:57:01 3.30 0.00 3.30 0.00 0.00 108.11 0.00 17:58:01 0.37 0.00 0.37 0.00 0.00 5.15 0.00 17:59:01 0.28 0.00 0.28 0.00 0.00 3.48 0.00 18:00:01 0.23 0.00 0.23 0.00 0.00 2.70 0.00 18:01:01 0.40 0.02 0.38 0.00 0.13 5.83 0.00 18:02:02 376.09 165.32 210.77 0.00 8858.11 61472.78 0.00 Average: 64.43 27.99 36.44 0.00 1499.78 10428.45 0.00 17:56:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:57:01 229352 0 575148 30.57 2620 1074436 1098156 37.48 431176 1063176 12 17:58:01 234664 0 569832 30.29 2620 1074440 1062820 36.27 429036 1060876 8 17:59:01 233236 0 571252 30.36 2620 1074448 1062868 36.27 430924 1060392 8 18:00:01 233012 0 571476 30.37 2620 1074448 1062952 36.28 438556 1053240 8 18:01:01 229252 0 575228 30.57 2620 1074456 1065756 36.37 444868 1050656 8 18:02:02 68752 0 789236 41.95 1564 1022004 1540280 52.57 616696 913380 25000 Average: 204711 0 608695 32.35 2444 1065705 1148805 39.21 465209 1033620 4174 17:56:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:57:01 eth0 0.64 0.51 0.32 0.21 0.00 0.00 0.00 0.00 17:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:58:01 eth0 0.13 0.10 0.01 0.07 0.00 0.00 0.00 0.00 17:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:58:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:59:01 eth0 1.35 0.17 0.22 0.01 0.00 0.00 0.00 0.00 17:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:59:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:00:01 eth0 1.25 0.63 0.56 0.40 0.00 0.00 0.00 0.00 18:00:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:01:01 eth0 1.02 0.45 0.43 0.24 0.00 0.00 0.00 0.00 18:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:02:02 eth0 954.88 828.59 7618.21 108.27 0.00 0.00 0.00 0.00 18:02:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:02:02 docker0 54.22 57.47 4.56 405.57 0.00 0.00 0.00 0.00 Average: eth0 162.40 140.60 1290.09 18.49 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 9.18 9.73 0.77 68.67 0.00 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) 09/10/20 _x86_64_ (4 CPU) 17:54:41 LINUX RESTART (4 CPU) 17:56:02 CPU %user %nice %system %iowait %steal %idle 17:57:01 all 0.19 0.00 0.06 0.00 0.00 99.74 17:57:01 0 0.53 0.00 0.05 0.00 0.00 99.42 17:57:01 1 0.08 0.00 0.03 0.00 0.00 99.88 17:57:01 2 0.08 0.00 0.10 0.00 0.00 99.81 17:57:01 3 0.07 0.00 0.07 0.00 0.02 99.85 17:58:01 all 0.16 0.00 0.03 0.00 0.00 99.81 17:58:01 0 0.07 0.00 0.05 0.00 0.00 99.88 17:58:01 1 0.03 0.00 0.05 0.00 0.00 99.92 17:58:01 2 0.52 0.00 0.02 0.00 0.00 99.47 17:58:01 3 0.02 0.00 0.02 0.00 0.00 99.97 17:59:01 all 0.16 0.00 0.03 0.00 0.00 99.81 17:59:01 0 0.03 0.00 0.05 0.00 0.00 99.92 17:59:01 1 0.05 0.00 0.03 0.00 0.00 99.92 17:59:01 2 0.52 0.00 0.02 0.00 0.00 99.47 17:59:01 3 0.03 0.00 0.03 0.00 0.00 99.93 18:00:01 all 0.10 0.00 0.06 0.00 0.00 99.85 18:00:01 0 0.02 0.00 0.03 0.00 0.00 99.95 18:00:01 1 0.05 0.00 0.12 0.00 0.00 99.83 18:00:01 2 0.30 0.00 0.05 0.00 0.00 99.65 18:00:01 3 0.02 0.00 0.03 0.00 0.00 99.95 18:01:01 all 0.08 0.00 0.10 0.00 0.00 99.81 18:01:01 0 0.03 0.00 0.02 0.02 0.00 99.93 18:01:01 1 0.05 0.00 0.25 0.00 0.00 99.70 18:01:01 2 0.15 0.00 0.10 0.00 0.02 99.73 18:01:01 3 0.08 0.00 0.03 0.00 0.00 99.88 18:02:02 all 16.61 0.00 10.63 5.31 0.06 67.38 18:02:02 0 17.01 0.00 10.72 5.40 0.08 66.78 18:02:02 1 17.02 0.00 9.71 4.43 0.07 68.77 18:02:02 2 16.41 0.00 10.94 5.87 0.07 66.71 18:02:02 3 16.01 0.00 11.15 5.54 0.03 67.26 Average: all 2.86 0.00 1.81 0.88 0.01 94.44 Average: 0 2.91 0.00 1.80 0.89 0.01 94.39 Average: 1 2.87 0.00 1.69 0.74 0.01 94.69 Average: 2 2.99 0.00 1.87 0.98 0.01 94.15 Average: 3 2.69 0.00 1.88 0.92 0.01 94.51