---> uname -a: Linux 076e745cb237 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 7.0G 43.0G 14% / 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 7.0G 43.0G 14% /etc/resolv.conf /dev/vda1 50.0G 7.0G 43.0G 14% /etc/hostname /dev/vda1 50.0G 7.0G 43.0G 14% /etc/hosts /dev/vda1 50.0G 7.0G 43.0G 14% /var/log/sa-host /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/ndry_app-functions-sdk-go_PR-478 /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/ndry_app-functions-sdk-go_PR-478@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 659 134 0 1043 1070 Swap: 1023 0 1023 ---> 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) 09/10/20 _x86_64_ (4 CPU) 18:01:03 LINUX RESTART (4 CPU) 18:02:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:03:01 30.59 12.17 18.43 0.00 4587.35 3239.83 0.00 18:04:01 1.28 0.00 1.28 0.00 0.00 19.14 0.00 18:05:01 0.40 0.00 0.40 0.00 0.00 6.36 0.00 18:06:01 0.23 0.00 0.23 0.00 0.00 2.83 0.00 18:07:01 0.17 0.00 0.17 0.00 0.00 1.82 0.00 18:08:01 54.17 43.58 10.58 0.00 4285.57 3001.38 0.00 Average: 14.48 9.30 5.18 0.00 1479.35 1045.60 0.00 18:02:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:03:01 220288 0 572408 30.42 2620 1086240 1103260 37.65 422284 1080192 20 18:04:01 226928 0 565764 30.07 2620 1086244 1068676 36.47 422512 1073984 8 18:05:01 222784 0 569900 30.29 2620 1086252 1068796 36.48 427400 1073988 8 18:06:01 220888 0 571796 30.39 2620 1086252 1068836 36.48 431808 1071492 8 18:07:01 218932 0 573748 30.49 2620 1086256 1068880 36.48 439992 1065336 12 18:08:01 74944 0 689128 36.63 2620 1114864 1483704 50.64 511400 1107880 61684 Average: 197461 0 590457 31.38 2620 1091018 1143692 39.03 442566 1078812 10290 18:02:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:03:01 eth0 358.69 287.58 767.70 362.48 0.00 0.00 0.00 0.00 18:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:03:01 docker0 107.56 92.43 8.84 303.56 0.00 0.00 0.00 0.00 18:04:01 eth0 1.63 0.08 0.15 0.01 0.00 0.00 0.00 0.00 18:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:05:01 eth0 3.76 1.00 1.26 0.78 0.00 0.00 0.00 0.00 18:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:06:01 eth0 3.01 1.00 1.19 0.72 0.00 0.00 0.00 0.00 18:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:07:01 eth0 2.03 0.50 0.50 0.33 0.00 0.00 0.00 0.00 18:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:08:01 eth0 84.21 71.96 734.07 17.30 0.00 0.00 0.00 0.00 18:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 75.58 60.37 250.90 63.62 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 17.93 15.41 1.47 50.61 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) 18:01:03 LINUX RESTART (4 CPU) 18:02:01 CPU %user %nice %system %iowait %steal %idle 18:03:01 all 5.01 0.00 2.54 0.73 0.01 91.72 18:03:01 0 4.75 0.00 3.06 0.59 0.02 91.59 18:03:01 1 6.16 0.00 2.35 1.66 0.02 89.81 18:03:01 2 4.41 0.00 2.46 0.52 0.02 92.59 18:03:01 3 4.71 0.00 2.28 0.13 0.00 92.87 18:04:01 all 0.15 0.00 0.04 0.00 0.00 99.81 18:04:01 0 0.03 0.00 0.03 0.00 0.00 99.93 18:04:01 1 0.03 0.00 0.03 0.00 0.00 99.93 18:04:01 2 0.45 0.00 0.05 0.00 0.00 99.50 18:04:01 3 0.07 0.00 0.05 0.00 0.00 99.88 18:05:01 all 0.18 0.00 0.04 0.00 0.00 99.78 18:05:01 0 0.05 0.00 0.05 0.00 0.00 99.90 18:05:01 1 0.08 0.00 0.05 0.00 0.00 99.87 18:05:01 2 0.55 0.00 0.05 0.00 0.00 99.40 18:05:01 3 0.05 0.00 0.00 0.00 0.00 99.95 18:06:01 all 0.13 0.00 0.05 0.00 0.00 99.81 18:06:01 0 0.03 0.00 0.08 0.00 0.00 99.88 18:06:01 1 0.05 0.00 0.02 0.00 0.00 99.93 18:06:01 2 0.35 0.00 0.07 0.00 0.00 99.58 18:06:01 3 0.08 0.00 0.05 0.00 0.02 99.85 18:07:01 all 0.16 0.00 0.08 0.00 0.01 99.75 18:07:01 0 0.02 0.00 0.17 0.00 0.02 99.80 18:07:01 1 0.03 0.00 0.03 0.00 0.02 99.92 18:07:01 2 0.55 0.00 0.05 0.00 0.00 99.40 18:07:01 3 0.05 0.00 0.07 0.00 0.00 99.88 18:08:01 all 2.48 0.00 1.47 0.97 0.02 95.07 18:08:01 0 1.74 0.00 1.10 0.07 0.00 97.09 18:08:01 1 3.10 0.00 1.87 2.96 0.02 92.05 18:08:01 2 3.11 0.00 1.57 0.73 0.03 94.55 18:08:01 3 1.97 0.00 1.32 0.12 0.02 96.57 Average: all 1.35 0.00 0.70 0.28 0.01 97.66 Average: 0 1.10 0.00 0.75 0.11 0.01 98.04 Average: 1 1.57 0.00 0.72 0.77 0.01 96.93 Average: 2 1.57 0.00 0.71 0.21 0.01 97.51 Average: 3 1.15 0.00 0.63 0.04 0.01 98.17