---> uname -a: Linux prd-centos7-docker-4c-2g-3599.vexxhost.local 3.10.0-1160.6.1.el7.x86_64 #1 SMP Tue Nov 17 13:59:11 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 Srbds: Not affected 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% /facter-os /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% /var/log/secure /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/auth.log /dev/vda1 50.0G 7.3G 42.7G 15% /run/cloud-init/result.json /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/ndry_app-functions-sdk-go_PR-819 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/ndry_app-functions-sdk-go_PR-819@tmp /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/sa-host ---> free -m: total used free shared buff/cache available Mem: 1837 726 100 0 1011 1006 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 inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: eth0: mtu 1458 qdisc pfifo_fast state UP qlen 1000 link/ether fa:16:3e:91:bd:56 brd ff:ff:ff:ff:ff:ff inet 10.30.123.107/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86121sec preferred_lft 86121sec inet6 fe80::f816:3eff:fe91:bd56/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:24:f5:1b:2b brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever inet6 fe80::42:24ff:fef5:1b2b/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 3.10.0-1160.6.1.el7.x86_64 (centos-7-docker-5fbc1798-0377-b841-54c3-72bc41eda64a.vexxhost.lo) 05/07/21 _x86_64_ (4 CPU) 18:26:51 LINUX RESTART (4 CPU) 18:28:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:29:01 2.13 0.00 2.13 0.00 0.00 46.65 0.00 18:30:01 0.40 0.00 0.40 0.00 0.00 5.56 0.00 18:31:01 0.27 0.00 0.27 0.00 0.00 3.76 0.00 Average: 0.93 0.00 0.93 0.00 0.00 18.50 0.00 18:28:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:29:01 212488 0 603528 32.08 2620 1062908 1099076 37.51 456724 1014292 12 18:30:01 213728 0 602284 32.01 2620 1062912 1087792 37.12 452732 1017272 8 18:31:01 211884 0 604120 32.11 2620 1062920 1087896 37.13 467036 1004568 8 Average: 212700 0 603311 32.06 2620 1062913 1091588 37.25 458831 1012044 9 18:28:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:29:01 eth0 8.30 2.46 4.33 0.73 0.00 0.00 0.00 0.00 18:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:30:01 eth0 5.81 1.02 1.43 0.79 0.00 0.00 0.00 0.00 18:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:31:01 eth0 3.65 0.50 0.80 0.39 0.00 0.00 0.00 0.00 18:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 5.91 1.32 2.17 0.63 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-1160.6.1.el7.x86_64 (centos-7-docker-5fbc1798-0377-b841-54c3-72bc41eda64a.vexxhost.lo) 05/07/21 _x86_64_ (4 CPU) 18:26:51 LINUX RESTART (4 CPU) 18:28:02 CPU %user %nice %system %iowait %steal %idle 18:29:01 all 0.23 0.00 0.08 0.00 0.00 99.69 18:29:01 0 0.10 0.00 0.08 0.00 0.00 99.81 18:29:01 1 0.08 0.00 0.07 0.00 0.00 99.85 18:29:01 2 0.63 0.00 0.08 0.00 0.00 99.29 18:29:01 3 0.10 0.00 0.07 0.00 0.00 99.83 18:30:01 all 0.21 0.00 0.08 0.00 0.00 99.71 18:30:01 0 0.08 0.00 0.08 0.00 0.00 99.83 18:30:01 1 0.52 0.00 0.05 0.00 0.00 99.43 18:30:01 2 0.15 0.00 0.08 0.00 0.00 99.77 18:30:01 3 0.10 0.00 0.08 0.00 0.00 99.82 18:31:01 all 0.17 0.00 0.05 0.00 0.01 99.77 18:31:01 0 0.03 0.00 0.03 0.00 0.02 99.92 18:31:01 1 0.20 0.00 0.02 0.00 0.00 99.78 18:31:01 2 0.38 0.00 0.10 0.00 0.02 99.50 18:31:01 3 0.05 0.00 0.07 0.00 0.00 99.88 Average: all 0.20 0.00 0.07 0.00 0.00 99.73 Average: 0 0.07 0.00 0.07 0.00 0.01 99.85 Average: 1 0.27 0.00 0.04 0.00 0.00 99.69 Average: 2 0.39 0.00 0.09 0.00 0.01 99.52 Average: 3 0.08 0.00 0.07 0.00 0.00 99.84