---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7696 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian 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: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2800.000 BogoMIPS: 5600.00 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-3 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl xtopology cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr arat npt lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 1.6G 1% /run /dev/vda1 78G 8.4G 70G 11% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 597 13295 0 2147 15129 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default 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: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:e4:7b:e7 brd ff:ff:ff:ff:ff:ff inet 10.30.107.207/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85921sec preferred_lft 85921sec inet6 fe80::f816:3eff:fee4:7be7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7696) 10/07/26 _x86_64_ (4 CPU) 07:49:16 LINUX RESTART (4 CPU) 07:50:01 tps rtps wtps bread/s bwrtn/s 07:51:01 20.92 0.00 20.92 0.00 25512.71 07:52:01 14.93 0.00 14.93 0.00 21520.95 07:53:01 0.83 0.00 0.83 0.00 10.80 07:54:01 380.49 23.56 356.93 873.71 9533.22 07:55:01 112.45 10.48 101.97 240.36 13927.41 07:56:01 1.97 0.02 1.95 0.13 57.59 07:57:01 21.48 5.02 16.46 193.43 2049.93 Average: 79.01 5.58 73.43 186.81 10373.93 07:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:51:01 14451804 15677052 1973156 12.01 32084 1412420 708460 4.05 500552 1296956 20 07:52:01 14451556 15677008 1973404 12.01 32172 1412424 708460 4.05 501120 1296940 120 07:53:01 14451828 15677328 1973132 12.01 32212 1412428 708460 4.05 500860 1296944 16 07:54:01 13823500 15491444 2601460 15.84 66228 1799084 807816 4.62 731000 1647288 263788 07:55:01 13424368 15232236 3000592 18.27 72044 1925548 1241956 7.11 993456 1767984 1200 07:56:01 13425108 15232976 2999852 18.26 72116 1925568 1241956 7.11 993220 1767988 16 07:57:01 13599012 15481808 2825948 17.21 74956 1995744 818404 4.68 775288 1808936 35944 Average: 13946739 15495693 2478221 15.09 54545 1697602 890787 5.10 713642 1554719 43015 07:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:51:01 ens3 0.60 0.13 0.08 0.01 0.00 0.00 0.00 0.00 07:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:52:01 ens3 1.15 0.47 0.42 0.68 0.00 0.00 0.00 0.00 07:52:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 07:53:01 ens3 0.35 0.07 0.07 0.07 0.00 0.00 0.00 0.00 07:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:54:01 ens3 196.55 126.24 1543.11 49.14 0.00 0.00 0.00 0.00 07:54:01 lo 1.33 1.33 0.15 0.15 0.00 0.00 0.00 0.00 07:55:01 ens3 107.30 97.93 808.01 27.44 0.00 0.00 0.00 0.00 07:55:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 07:56:01 ens3 0.53 0.33 0.08 0.36 0.00 0.00 0.00 0.00 07:56:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 07:57:01 ens3 93.70 77.15 789.54 14.41 0.00 0.00 0.00 0.00 07:57:01 lo 0.33 0.33 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 57.17 43.19 448.76 13.16 0.00 0.00 0.00 0.00 Average: lo 0.35 0.35 0.04 0.04 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7696) 10/07/26 _x86_64_ (4 CPU) 07:49:16 LINUX RESTART (4 CPU) 07:50:01 CPU %user %nice %system %iowait %steal %idle 07:51:01 all 0.04 0.00 0.02 0.56 0.00 99.38 07:51:01 0 0.02 0.00 0.03 0.00 0.00 99.95 07:51:01 1 0.07 0.00 0.03 0.00 0.00 99.90 07:51:01 2 0.03 0.00 0.02 0.00 0.00 99.95 07:51:01 3 0.05 0.00 0.02 2.24 0.00 97.70 07:52:01 all 0.05 0.00 0.02 0.45 0.00 99.48 07:52:01 0 0.03 0.00 0.03 0.00 0.00 99.93 07:52:01 1 0.10 0.00 0.00 0.00 0.00 99.90 07:52:01 2 0.05 0.00 0.02 0.00 0.00 99.93 07:52:01 3 0.03 0.00 0.00 1.80 0.00 98.16 07:53:01 all 0.04 0.00 0.02 0.00 0.00 99.94 07:53:01 0 0.05 0.00 0.03 0.00 0.00 99.92 07:53:01 1 0.08 0.00 0.03 0.00 0.00 99.88 07:53:01 2 0.02 0.00 0.00 0.00 0.00 99.98 07:53:01 3 0.02 0.00 0.02 0.02 0.00 99.95 07:54:01 all 19.62 0.00 1.64 2.55 0.01 76.18 07:54:01 0 15.39 0.00 0.63 0.28 0.00 83.69 07:54:01 1 13.51 0.00 1.08 0.25 0.02 85.14 07:54:01 2 33.77 0.00 2.22 0.78 0.03 63.19 07:54:01 3 15.81 0.00 2.61 8.88 0.02 72.68 07:55:01 all 10.33 0.00 0.87 0.60 0.00 88.19 07:55:01 0 8.78 0.00 0.53 0.15 0.00 90.53 07:55:01 1 7.59 0.00 1.03 0.30 0.00 91.07 07:55:01 2 10.42 0.00 0.89 1.67 0.00 87.03 07:55:01 3 14.56 0.00 1.04 0.28 0.00 84.12 07:56:01 all 0.50 0.00 0.03 0.01 0.00 99.46 07:56:01 0 0.05 0.00 0.02 0.00 0.00 99.93 07:56:01 1 0.07 0.00 0.07 0.00 0.00 99.87 07:56:01 2 0.02 0.00 0.02 0.00 0.00 99.97 07:56:01 3 1.89 0.00 0.00 0.05 0.00 98.06 07:57:01 all 14.50 0.00 1.01 0.09 0.01 84.40 07:57:01 0 32.99 0.00 1.38 0.03 0.02 65.58 07:57:01 1 6.98 0.00 0.87 0.13 0.00 92.02 07:57:01 2 11.72 0.00 1.28 0.05 0.02 86.93 07:57:01 3 6.23 0.00 0.53 0.13 0.00 93.10 Average: all 6.44 0.00 0.51 0.61 0.00 92.44 Average: 0 8.19 0.00 0.38 0.07 0.00 91.36 Average: 1 4.05 0.00 0.45 0.10 0.00 95.40 Average: 2 8.01 0.00 0.64 0.36 0.01 90.99 Average: 3 5.49 0.00 0.60 1.91 0.00 91.99