---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2753 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: 2799.998 BogoMIPS: 5599.99 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 nrip_save 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 676K 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 543 13183 0 2313 15168 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 fq_codel state UP group default qlen 1000 link/ether fa:16:3e:ed:fb:27 brd ff:ff:ff:ff:ff:ff inet 10.30.107.194/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86129sec preferred_lft 86129sec inet6 fe80::f816:3eff:feed:fb27/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2753) 11/22/23 _x86_64_ (4 CPU) 03:03:32 LINUX RESTART (4 CPU) 03:04:02 tps rtps wtps bread/s bwrtn/s 03:05:01 127.32 68.33 58.99 4622.00 17736.65 03:06:01 79.59 5.15 74.44 144.75 19092.30 03:07:01 123.19 25.17 98.02 770.14 22682.17 Average: 109.94 32.68 77.25 1829.97 19848.89 03:04:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:05:01 14050016 15552592 2374952 14.46 50156 1660208 844816 4.83 701236 1477936 126484 03:06:01 13930692 15629956 2494276 15.19 69676 1824500 721176 4.13 616220 1655880 138212 03:07:01 13162652 15157264 3262316 19.86 96508 2072508 1264572 7.24 1151424 1843144 103208 Average: 13714453 15446604 2710515 16.50 72113 1852405 943521 5.40 822960 1658987 122635 03:04:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:05:01 ens3 265.62 200.64 1430.73 54.73 0.00 0.00 0.00 0.00 03:05:01 lo 0.95 0.95 0.10 0.10 0.00 0.00 0.00 0.00 03:06:01 ens3 49.47 33.21 630.72 8.08 0.00 0.00 0.00 0.00 03:06:01 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 03:07:01 ens3 106.33 95.52 976.30 33.11 0.00 0.00 0.00 0.00 03:07:01 lo 1.93 1.93 0.20 0.20 0.00 0.00 0.00 0.00 Average: ens3 139.77 109.28 1010.22 31.85 0.00 0.00 0.00 0.00 Average: lo 1.27 1.27 0.13 0.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2753) 11/22/23 _x86_64_ (4 CPU) 03:03:32 LINUX RESTART (4 CPU) 03:04:02 CPU %user %nice %system %iowait %steal %idle 03:05:01 all 17.91 0.00 1.65 9.45 0.09 70.90 03:05:01 0 33.14 0.00 1.96 8.02 0.09 56.79 03:05:01 1 20.54 0.00 1.80 6.05 0.05 71.56 03:05:01 2 12.32 0.00 1.63 4.98 0.14 80.93 03:05:01 3 5.71 0.00 1.23 18.75 0.09 74.23 03:06:01 all 14.14 0.00 0.89 18.01 0.05 66.91 03:06:01 0 13.53 0.00 0.99 3.36 0.03 82.09 03:06:01 1 18.56 0.00 0.80 0.68 0.05 79.90 03:06:01 2 4.38 0.00 0.53 29.84 0.03 65.22 03:06:01 3 20.17 0.00 1.23 38.21 0.07 40.33 03:07:01 all 31.84 0.00 3.15 4.89 0.09 60.02 03:07:01 0 36.90 0.00 3.12 3.39 0.10 56.48 03:07:01 1 29.59 0.00 3.08 2.87 0.08 64.38 03:07:01 2 34.49 0.00 3.58 9.99 0.10 51.84 03:07:01 3 26.43 0.00 2.83 3.35 0.07 67.33 Average: all 21.31 0.00 1.90 10.80 0.07 65.91 Average: 0 27.80 0.00 2.02 4.90 0.07 65.20 Average: 1 22.91 0.00 1.90 3.18 0.06 71.94 Average: 2 17.04 0.00 1.91 15.06 0.09 65.90 Average: 3 17.50 0.00 1.77 20.08 0.07 60.57