---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1231 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 564 13032 0 2443 15157 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:5a:94:cd brd ff:ff:ff:ff:ff:ff inet 10.30.107.78/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86111sec preferred_lft 86111sec inet6 fe80::f816:3eff:fe5a:94cd/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-1231) 11/18/23 _x86_64_ (4 CPU) 14:41:33 LINUX RESTART (4 CPU) 14:42:01 tps rtps wtps bread/s bwrtn/s 14:43:01 104.07 17.21 86.85 1017.53 26571.28 14:44:01 125.23 12.83 112.40 321.15 33798.23 14:45:01 38.98 9.92 29.06 564.17 21440.83 14:46:01 39.61 2.03 37.58 85.32 8630.16 Average: 76.97 10.50 66.47 497.06 22610.29 14:42:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:43:01 13871684 15548744 2553284 15.55 65372 1808892 805620 4.61 705740 1628228 246528 14:44:01 12886412 14774936 3538556 21.54 79840 1995612 1552068 8.88 1507012 1789956 41968 14:45:01 12704344 14638720 3720624 22.65 81616 2037400 1942792 11.12 1679184 1793772 1752 14:46:01 13363372 15532732 3061596 18.64 86996 2264232 773300 4.43 879948 1931332 38584 Average: 13206453 15123783 3218515 19.60 78456 2026534 1268445 7.26 1192971 1785822 82208 14:42:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:43:01 ens3 85.39 56.90 1208.49 9.27 0.00 0.00 0.00 0.00 14:43:01 lo 1.53 1.53 0.17 0.17 0.00 0.00 0.00 0.00 14:44:01 ens3 318.06 268.96 2345.65 78.28 0.00 0.00 0.00 0.00 14:44:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 14:45:01 ens3 466.37 281.64 303.59 98.19 0.00 0.00 0.00 0.00 14:45:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 14:46:01 ens3 202.97 170.95 453.61 847.30 0.00 0.00 0.00 0.00 14:46:01 lo 1.87 1.87 0.17 0.17 0.00 0.00 0.00 0.00 Average: ens3 268.19 194.61 1077.84 258.25 0.00 0.00 0.00 0.00 Average: lo 0.97 0.97 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1231) 11/18/23 _x86_64_ (4 CPU) 14:41:33 LINUX RESTART (4 CPU) 14:42:01 CPU %user %nice %system %iowait %steal %idle 14:43:01 all 20.66 0.00 1.38 3.56 0.06 74.33 14:43:01 0 19.82 0.00 1.25 9.52 0.07 69.34 14:43:01 1 31.33 0.00 1.65 2.94 0.08 63.99 14:43:01 2 14.62 0.00 1.15 0.62 0.05 83.56 14:43:01 3 16.89 0.00 1.47 1.13 0.03 80.47 14:44:01 all 23.68 0.00 1.30 3.02 0.07 71.93 14:44:01 0 26.57 0.00 1.52 0.78 0.05 71.08 14:44:01 1 21.02 0.00 1.78 4.22 0.08 72.89 14:44:01 2 23.82 0.00 1.17 6.55 0.08 68.38 14:44:01 3 23.29 0.00 0.75 0.58 0.05 75.32 14:45:01 all 65.86 0.00 1.92 0.53 0.11 31.58 14:45:01 0 60.55 0.00 1.78 0.03 0.12 37.53 14:45:01 1 67.70 0.00 1.98 0.03 0.10 30.19 14:45:01 2 61.25 0.00 1.79 0.67 0.10 36.19 14:45:01 3 73.99 0.00 2.18 1.37 0.10 22.35 14:46:01 all 30.74 0.00 1.64 0.50 0.07 67.06 14:46:01 0 37.02 0.00 1.94 0.10 0.07 60.87 14:46:01 1 22.02 0.00 1.53 0.02 0.07 76.37 14:46:01 2 36.62 0.00 1.32 0.75 0.08 61.23 14:46:01 3 27.23 0.00 1.77 1.12 0.07 69.81 Average: all 35.23 0.00 1.56 1.90 0.08 61.23 Average: 0 36.01 0.00 1.62 2.61 0.08 59.68 Average: 1 35.53 0.00 1.73 1.80 0.08 60.85 Average: 2 34.06 0.00 1.36 2.15 0.08 62.35 Average: 3 35.30 0.00 1.54 1.05 0.06 62.04