---> uname -a: Linux 66cfc6abded8 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 782 108 0 946 981 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 12: eth0@if13: 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) 09/03/20 _x86_64_ (4 CPU) 17:10:13 LINUX RESTART (4 CPU) 17:11:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:12:01 30.99 12.00 18.98 0.00 4615.78 3250.95 0.00 17:13:01 1.45 0.00 1.45 0.00 0.00 26.74 0.00 17:14:01 0.25 0.00 0.25 0.00 0.00 3.15 0.00 17:15:01 0.30 0.00 0.30 0.00 0.00 3.65 0.00 17:16:01 158.57 101.96 56.61 0.00 3223.83 25779.29 0.00 17:17:01 339.02 165.03 173.99 0.00 11504.01 39467.54 0.00 Average: 88.65 46.63 42.02 0.00 3222.04 11452.15 0.00 17:11:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:12:01 196864 0 589644 31.34 2620 1092428 1123880 38.36 446456 1079020 20 17:13:01 203184 0 583320 31.00 2620 1092432 1080112 36.86 445496 1074656 12 17:14:01 199340 0 587156 31.21 2620 1092440 1080316 36.87 449728 1074636 8 17:15:01 197120 0 589376 31.32 2620 1092440 1080340 36.87 455960 1070496 12 17:16:01 71700 0 706380 37.54 2620 1100856 1513328 51.65 521788 1091768 75244 17:17:01 64168 0 795472 42.28 1492 1020424 1519828 51.87 630556 903288 89596 Average: 155396 0 641891 34.11 2432 1081837 1232967 42.08 491664 1048977 27482 17:11:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:12:01 eth0 305.35 234.41 777.85 356.16 0.00 0.00 0.00 0.00 17:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:12:01 docker0 93.82 79.11 8.00 306.51 0.00 0.00 0.00 0.00 17:13:01 eth0 0.80 0.07 0.07 0.01 0.00 0.00 0.00 0.00 17:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:14:01 eth0 1.07 0.43 0.32 0.21 0.00 0.00 0.00 0.00 17:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:15:01 eth0 1.05 0.35 0.32 0.20 0.00 0.00 0.00 0.00 17:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:16:01 eth0 108.36 81.27 3758.25 20.01 0.00 0.00 0.00 0.00 17:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:17:01 eth0 426.61 277.08 4675.80 64.07 0.00 0.00 0.00 0.00 17:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:17:01 docker0 41.23 42.01 3.77 408.60 0.00 0.00 0.00 0.00 Average: eth0 140.15 98.60 1538.45 72.66 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 22.31 20.03 1.94 118.73 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) 09/03/20 _x86_64_ (4 CPU) 17:10:13 LINUX RESTART (4 CPU) 17:11:02 CPU %user %nice %system %iowait %steal %idle 17:12:01 all 4.58 0.00 2.05 0.79 0.01 92.57 17:12:01 0 5.02 0.00 2.54 0.67 0.02 91.75 17:12:01 1 3.49 0.00 1.89 0.97 0.00 93.65 17:12:01 2 5.02 0.00 1.75 1.41 0.02 91.80 17:12:01 3 4.78 0.00 2.01 0.12 0.00 93.09 17:13:01 all 0.18 0.00 0.05 0.00 0.00 99.77 17:13:01 0 0.52 0.00 0.05 0.00 0.00 99.43 17:13:01 1 0.13 0.00 0.03 0.00 0.00 99.83 17:13:01 2 0.03 0.00 0.05 0.00 0.00 99.92 17:13:01 3 0.03 0.00 0.05 0.00 0.02 99.90 17:14:01 all 0.18 0.00 0.04 0.00 0.00 99.78 17:14:01 0 0.53 0.00 0.03 0.00 0.00 99.43 17:14:01 1 0.08 0.00 0.03 0.00 0.02 99.87 17:14:01 2 0.07 0.00 0.07 0.00 0.00 99.87 17:14:01 3 0.03 0.00 0.03 0.00 0.00 99.93 17:15:01 all 0.15 0.00 0.03 0.00 0.00 99.82 17:15:01 0 0.52 0.00 0.00 0.00 0.00 99.48 17:15:01 1 0.05 0.00 0.07 0.00 0.00 99.88 17:15:01 2 0.03 0.00 0.03 0.00 0.00 99.93 17:15:01 3 0.00 0.00 0.02 0.00 0.00 99.98 17:16:01 all 5.50 0.00 3.28 1.16 0.03 90.04 17:16:01 0 5.33 0.00 3.27 0.35 0.03 91.01 17:16:01 1 5.15 0.00 3.39 1.48 0.03 89.95 17:16:01 2 5.94 0.00 3.39 0.75 0.02 89.91 17:16:01 3 5.59 0.00 3.06 2.05 0.02 89.29 17:17:01 all 13.58 0.00 8.78 4.30 0.12 73.21 17:17:01 0 11.63 0.00 8.65 1.69 0.08 77.93 17:17:01 1 14.82 0.00 9.27 4.20 0.10 71.60 17:17:01 2 14.87 0.00 8.92 7.09 0.14 68.99 17:17:01 3 13.01 0.00 8.28 4.24 0.15 74.31 Average: all 3.99 0.00 2.35 1.03 0.03 92.60 Average: 0 3.90 0.00 2.41 0.45 0.02 93.23 Average: 1 3.92 0.00 2.43 1.10 0.03 92.52 Average: 2 4.29 0.00 2.35 1.53 0.03 91.81 Average: 3 3.87 0.00 2.22 1.06 0.03 92.83