---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-445 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 8.5G 69G 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 683 13090 0 2265 15040 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:b2:a6:27 brd ff:ff:ff:ff:ff:ff inet 10.30.107.141/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86148sec preferred_lft 86148sec inet6 fe80::f816:3eff:feb2:a627/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-445) 10/10/26 _x86_64_ (4 CPU) 06:20:29 LINUX RESTART (4 CPU) 06:21:02 tps rtps wtps bread/s bwrtn/s 06:22:01 156.75 14.93 141.82 386.51 39459.89 06:23:01 71.18 3.37 67.81 350.55 9398.20 06:24:01 5.13 2.27 2.87 61.06 760.27 Average: 77.25 6.81 70.44 265.37 16411.04 06:21:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:22:01 13240176 15158136 3184784 19.39 73088 2032884 1300088 7.44 1074096 1868240 238628 06:23:01 11935316 13897860 4489644 27.33 75772 2072480 2459176 14.07 2355204 1883444 836 06:24:01 13487124 15471148 2937836 17.89 76080 2093380 774496 4.43 801028 1891728 2556 Average: 12887539 14842381 3537421 21.54 74980 2066248 1511253 8.65 1410109 1881137 80673 06:21:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:22:01 ens3 265.16 192.90 3700.58 35.08 0.00 0.00 0.00 0.00 06:22:01 lo 1.08 1.08 0.13 0.13 0.00 0.00 0.00 0.00 06:23:01 ens3 62.95 50.20 308.22 12.37 0.00 0.00 0.00 0.00 06:23:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 06:24:01 ens3 262.52 152.39 386.39 88.15 0.00 0.00 0.00 0.00 06:24:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: ens3 196.49 131.48 1452.51 45.26 0.00 0.00 0.00 0.00 Average: lo 0.42 0.42 0.05 0.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-445) 10/10/26 _x86_64_ (4 CPU) 06:20:29 LINUX RESTART (4 CPU) 06:21:02 CPU %user %nice %system %iowait %steal %idle 06:22:01 all 24.56 0.00 1.84 2.32 0.02 71.25 06:22:01 0 13.01 0.00 0.59 0.02 0.02 86.37 06:22:01 1 37.48 0.00 3.37 0.87 0.03 58.25 06:22:01 2 18.83 0.00 1.52 7.42 0.00 72.24 06:22:01 3 28.98 0.00 1.88 1.02 0.00 68.12 06:23:01 all 47.12 0.00 1.07 0.30 0.02 51.48 06:23:01 0 35.01 0.00 0.89 0.03 0.00 64.07 06:23:01 1 44.79 0.00 1.09 0.13 0.00 53.99 06:23:01 2 39.39 0.00 1.32 0.20 0.02 59.07 06:23:01 3 69.31 0.00 1.00 0.84 0.05 28.80 06:24:01 all 28.37 0.00 0.64 0.04 0.02 70.93 06:24:01 0 17.01 0.00 0.80 0.10 0.00 82.09 06:24:01 1 13.48 0.00 0.57 0.00 0.02 85.94 06:24:01 2 15.22 0.00 0.57 0.07 0.02 84.13 06:24:01 3 67.70 0.00 0.60 0.00 0.07 31.63 Average: all 33.40 0.00 1.18 0.88 0.02 64.52 Average: 0 21.72 0.00 0.76 0.05 0.01 77.47 Average: 1 31.89 0.00 1.67 0.33 0.02 66.10 Average: 2 24.52 0.00 1.13 2.53 0.01 71.81 Average: 3 55.46 0.00 1.16 0.62 0.04 42.72