---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-19387 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 672K 1.6G 1% /run /dev/vda1 78G 8.6G 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 845 12764 0 2430 14876 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:3c:3a:5c brd ff:ff:ff:ff:ff:ff inet 10.30.106.151/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86111sec preferred_lft 86111sec inet6 fe80::f816:3eff:fe3c:3a5c/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-19387) 06/07/25 _x86_64_ (4 CPU) 22:07:20 LINUX RESTART (4 CPU) 22:08:01 tps rtps wtps bread/s bwrtn/s 22:09:01 160.71 11.33 149.38 257.16 36130.64 22:10:01 61.96 12.38 49.58 634.69 6338.28 22:11:01 14.90 2.57 12.33 68.26 1646.53 22:12:01 33.34 0.83 32.51 86.92 9008.23 Average: 67.73 6.78 60.95 261.76 13280.92 22:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:09:01 13343332 15196628 3081636 18.76 75080 1967596 1148236 6.57 1060936 1787228 119552 22:10:01 12433584 14370444 3991384 24.30 77764 2044972 1952780 11.18 1938368 1811272 4460 22:11:01 13338056 15490116 3086912 18.79 79116 2255316 772092 4.42 926844 1914468 174068 22:12:01 13037932 15199016 3387036 20.62 81816 2261892 1047628 6.00 1283720 1857972 24140 Average: 13038226 15064051 3386742 20.62 78444 2132444 1230184 7.04 1302467 1842735 80555 22:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:09:01 lo 0.67 0.67 0.08 0.08 0.00 0.00 0.00 0.00 22:09:01 ens3 376.89 273.30 3910.84 43.11 0.00 0.00 0.00 0.00 22:10:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 22:10:01 ens3 374.59 243.48 506.91 89.05 0.00 0.00 0.00 0.00 22:11:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 22:11:01 ens3 828.00 618.76 877.65 238.37 0.00 0.00 0.00 0.00 22:12:01 lo 0.87 0.87 0.09 0.09 0.00 0.00 0.00 0.00 22:12:01 ens3 52.47 35.76 24.83 112.66 0.00 0.00 0.00 0.00 Average: lo 0.52 0.52 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 407.99 292.83 1330.06 120.80 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-19387) 06/07/25 _x86_64_ (4 CPU) 22:07:20 LINUX RESTART (4 CPU) 22:08:01 CPU %user %nice %system %iowait %steal %idle 22:09:01 all 26.85 0.00 1.79 2.84 0.07 68.45 22:09:01 0 41.23 0.00 2.22 0.78 0.08 55.69 22:09:01 1 11.75 0.00 1.04 0.90 0.07 86.25 22:09:01 2 38.80 0.00 2.16 4.18 0.08 54.78 22:09:01 3 15.60 0.00 1.74 5.48 0.05 77.13 22:10:01 all 69.44 0.00 1.86 0.46 0.11 28.13 22:10:01 0 64.50 0.00 1.47 0.22 0.10 33.71 22:10:01 1 69.44 0.00 1.86 0.08 0.10 28.52 22:10:01 2 77.33 0.00 2.10 0.13 0.12 20.31 22:10:01 3 66.48 0.00 2.04 1.39 0.12 29.97 22:11:01 all 61.41 0.00 2.26 0.09 0.10 36.14 22:11:01 0 59.97 0.00 2.53 0.08 0.10 37.31 22:11:01 1 60.14 0.00 1.91 0.12 0.10 37.74 22:11:01 2 62.99 0.00 2.44 0.10 0.10 34.37 22:11:01 3 62.53 0.00 2.14 0.07 0.08 35.17 22:12:01 all 25.47 0.00 0.98 0.46 0.05 73.04 22:12:01 0 33.86 0.00 1.28 0.13 0.05 64.67 22:12:01 1 12.60 0.00 0.55 0.00 0.03 86.82 22:12:01 2 19.05 0.00 0.91 1.53 0.05 78.46 22:12:01 3 36.32 0.00 1.18 0.20 0.07 62.23 Average: all 45.77 0.00 1.72 0.96 0.08 51.46 Average: 0 49.86 0.00 1.88 0.30 0.08 47.87 Average: 1 38.45 0.00 1.34 0.28 0.08 59.86 Average: 2 49.58 0.00 1.90 1.48 0.09 46.95 Average: 3 45.21 0.00 1.78 1.78 0.08 51.15