---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3667 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 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 672K 1.6G 1% /run /dev/vda1 78G 8.7G 69G 12% / 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 561 12950 0 2527 15159 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:43:bb:bb brd ff:ff:ff:ff:ff:ff inet 10.30.107.194/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86149sec preferred_lft 86149sec inet6 fe80::f816:3eff:fe43:bbbb/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-3667) 12/09/23 _x86_64_ (4 CPU) 17:19:22 LINUX RESTART (4 CPU) 17:20:01 tps rtps wtps bread/s bwrtn/s 17:21:01 125.76 23.71 102.05 1195.40 30134.18 17:22:01 93.78 6.83 86.95 445.13 29362.04 17:23:01 44.73 7.88 36.84 1083.82 17374.30 Average: 88.09 12.81 75.28 908.12 25623.51 17:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:21:01 13762416 15482372 2662552 16.21 71056 1843308 1059260 6.06 775944 1663480 154004 17:22:01 12830624 14711372 3594344 21.88 76496 1992192 1722144 9.86 1570384 1785604 9392 17:23:01 13263876 15518804 3161092 19.25 82412 2354128 812792 4.65 933908 1979628 324656 Average: 13285639 15237516 3139329 19.11 76655 2063209 1198065 6.86 1093412 1809571 162684 17:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:21:01 ens3 94.35 59.54 1229.20 20.11 0.00 0.00 0.00 0.00 17:21:01 lo 1.00 1.00 0.11 0.11 0.00 0.00 0.00 0.00 17:22:01 ens3 1028.71 683.64 2116.07 288.94 0.00 0.00 0.00 0.00 17:22:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 17:23:01 ens3 376.37 253.32 701.39 88.45 0.00 0.00 0.00 0.00 17:23:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 499.81 332.17 1348.89 132.50 0.00 0.00 0.00 0.00 Average: lo 0.64 0.64 0.06 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3667) 12/09/23 _x86_64_ (4 CPU) 17:19:22 LINUX RESTART (4 CPU) 17:20:01 CPU %user %nice %system %iowait %steal %idle 17:21:01 all 21.97 0.00 1.60 4.78 0.07 71.59 17:21:01 0 13.84 0.00 1.02 0.15 0.05 84.94 17:21:01 1 37.88 0.00 2.57 2.05 0.05 57.45 17:21:01 2 15.60 0.00 1.12 7.52 0.08 75.68 17:21:01 3 20.51 0.00 1.74 9.42 0.05 68.28 17:22:01 all 42.31 0.00 4.99 2.62 0.10 49.98 17:22:01 0 36.27 0.00 5.93 1.54 0.10 56.16 17:22:01 1 60.22 0.00 3.99 0.47 0.12 35.20 17:22:01 2 37.00 0.00 2.28 7.63 0.10 52.99 17:22:01 3 35.85 0.00 7.72 0.85 0.08 55.49 17:23:01 all 24.11 0.00 1.55 1.95 0.06 72.32 17:23:01 0 29.38 0.00 1.70 0.33 0.05 68.53 17:23:01 1 12.88 0.00 1.73 0.05 0.07 85.28 17:23:01 2 22.89 0.00 1.35 5.80 0.05 69.90 17:23:01 3 31.29 0.00 1.43 1.59 0.07 65.62 Average: all 29.45 0.00 2.71 3.12 0.08 64.64 Average: 0 26.50 0.00 2.89 0.67 0.07 69.88 Average: 1 36.96 0.00 2.76 0.86 0.08 59.34 Average: 2 25.15 0.00 1.58 6.98 0.08 66.20 Average: 3 29.22 0.00 3.63 3.96 0.07 63.13