---> uname -a: Linux 29abdf0c8ebe 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: 2933.396 BogoMIPS: 5866.79 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-492 /dev/vda1 50.0G 7.0G 43.0G 14% /w/workspace/ndry_app-functions-sdk-go_PR-492@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 668 143 0 1025 1062 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) 09/17/20 _x86_64_ (4 CPU) 18:32:59 LINUX RESTART (4 CPU) 18:34:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:35:01 22.66 5.06 17.60 0.00 1246.81 3183.25 0.00 18:36:01 0.32 0.00 0.32 0.00 0.00 4.46 0.00 18:37:01 0.25 0.00 0.25 0.00 0.00 3.91 0.00 18:38:01 0.27 0.00 0.27 0.00 0.00 3.38 0.00 18:39:02 0.25 0.00 0.25 0.00 0.00 3.66 0.00 18:40:01 0.30 0.02 0.29 0.00 0.14 3.59 0.00 18:41:01 42.13 41.68 0.45 0.00 4069.68 11.69 0.00 Average: 9.48 6.70 2.78 0.00 761.41 460.39 0.00 18:34:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:35:01 207276 0 571204 30.36 2620 1100456 1096524 37.42 418964 1096312 20 18:36:01 210176 0 568300 30.20 2620 1100460 1078292 36.80 419924 1093244 8 18:37:01 207280 0 571192 30.36 2620 1100464 1078536 36.81 422964 1093244 16 18:38:01 204416 0 574052 30.51 2620 1100468 1078540 36.81 428640 1090656 20 18:39:02 203812 0 574652 30.54 2620 1100472 1078652 36.81 431044 1088608 12 18:40:01 204752 0 573700 30.49 2620 1100484 1078484 36.81 451552 1067000 16 18:41:01 92680 0 605732 32.19 2620 1180524 1108436 37.83 471488 1153784 104 Average: 190056 0 576976 30.66 2620 1111904 1085352 37.04 434939 1097550 28 18:34:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:35:01 eth0 217.20 187.26 349.41 349.66 0.00 0.00 0.00 0.00 18:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:35:01 docker0 99.15 81.07 8.60 302.75 0.00 0.00 0.00 0.00 18:36:01 eth0 2.43 0.08 0.23 0.01 0.00 0.00 0.00 0.00 18:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:37:01 eth0 3.55 1.05 1.25 0.78 0.00 0.00 0.00 0.00 18:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:38:01 eth0 2.65 0.55 0.70 0.40 0.00 0.00 0.00 0.00 18:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:39:02 eth0 1.40 0.83 0.93 0.65 0.00 0.00 0.00 0.00 18:39:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:39:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:40:01 eth0 0.05 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:41:01 eth0 15.67 13.07 11.25 15.70 0.00 0.00 0.00 0.00 18:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 34.80 29.06 52.11 52.60 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 14.20 11.61 1.23 43.37 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) 09/17/20 _x86_64_ (4 CPU) 18:32:59 LINUX RESTART (4 CPU) 18:34:01 CPU %user %nice %system %iowait %steal %idle 18:35:01 all 3.54 0.00 1.59 0.60 0.01 94.26 18:35:01 0 3.45 0.00 1.68 0.94 0.02 93.92 18:35:01 1 2.78 0.00 1.39 0.45 0.00 95.38 18:35:01 2 5.19 0.00 2.01 0.90 0.02 91.89 18:35:01 3 2.76 0.00 1.27 0.10 0.00 95.86 18:36:01 all 0.14 0.00 0.04 0.00 0.00 99.82 18:36:01 0 0.02 0.00 0.03 0.00 0.00 99.95 18:36:01 1 0.47 0.00 0.03 0.00 0.00 99.50 18:36:01 2 0.02 0.00 0.05 0.00 0.00 99.93 18:36:01 3 0.05 0.00 0.05 0.00 0.00 99.90 18:37:01 all 0.18 0.00 0.03 0.00 0.00 99.78 18:37:01 0 0.05 0.00 0.03 0.00 0.00 99.92 18:37:01 1 0.18 0.00 0.05 0.00 0.00 99.77 18:37:01 2 0.38 0.00 0.03 0.00 0.00 99.58 18:37:01 3 0.12 0.00 0.02 0.00 0.00 99.87 18:38:01 all 0.13 0.00 0.04 0.00 0.00 99.83 18:38:01 0 0.02 0.00 0.02 0.00 0.00 99.97 18:38:01 1 0.07 0.00 0.05 0.00 0.00 99.88 18:38:01 2 0.43 0.00 0.05 0.00 0.00 99.52 18:38:01 3 0.02 0.00 0.03 0.00 0.00 99.95 18:39:02 all 0.05 0.00 0.03 0.00 0.00 99.92 18:39:02 0 0.02 0.00 0.03 0.00 0.00 99.95 18:39:02 1 0.05 0.00 0.03 0.00 0.00 99.92 18:39:02 2 0.08 0.00 0.03 0.00 0.00 99.88 18:39:02 3 0.05 0.00 0.02 0.00 0.00 99.93 18:40:01 all 0.06 0.00 0.05 0.00 0.00 99.88 18:40:01 0 0.03 0.00 0.03 0.00 0.00 99.93 18:40:01 1 0.02 0.00 0.10 0.00 0.00 99.88 18:40:01 2 0.19 0.00 0.05 0.00 0.00 99.76 18:40:01 3 0.02 0.00 0.02 0.02 0.00 99.95 18:41:01 all 0.99 0.00 0.40 0.93 0.00 97.68 18:41:01 0 0.60 0.00 0.28 0.22 0.00 98.90 18:41:01 1 0.40 0.00 0.32 0.78 0.00 98.50 18:41:01 2 1.90 0.00 0.43 0.42 0.00 97.25 18:41:01 3 1.07 0.00 0.55 2.32 0.00 96.06 Average: all 0.73 0.00 0.31 0.22 0.00 98.74 Average: 0 0.60 0.00 0.30 0.16 0.00 98.93 Average: 1 0.57 0.00 0.28 0.18 0.00 98.98 Average: 2 1.17 0.00 0.38 0.19 0.00 98.26 Average: 3 0.58 0.00 0.28 0.35 0.00 98.79