---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-17793 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 8.9G 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 582 12705 0 2751 15127 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:98:fa:a7 brd ff:ff:ff:ff:ff:ff inet 10.30.106.67/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86088sec preferred_lft 86088sec inet6 fe80::f816:3eff:fe98:faa7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-17793) 03/24/24 _x86_64_ (4 CPU) 13:07:43 LINUX RESTART (4 CPU) 13:08:01 tps rtps wtps bread/s bwrtn/s 13:09:01 122.81 21.90 100.92 1377.64 44005.33 13:10:01 232.34 23.24 209.10 943.29 16898.37 13:11:01 90.57 3.17 87.40 205.03 14122.05 13:12:02 50.97 0.95 50.02 55.06 3573.54 Average: 124.18 12.31 111.86 645.27 19649.71 13:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:09:01 13933364 15544904 2491604 15.17 64528 1747952 864404 4.95 694672 1581272 180696 13:10:01 12469648 14410904 3955320 24.08 86684 2037260 2022476 11.57 1895368 1805792 32648 13:11:01 11690532 14026864 4734436 28.82 96492 2410080 2154332 12.33 2389296 2065120 14252 13:12:02 12990520 15455568 3434448 20.91 100340 2528984 871920 4.99 1008580 2143676 62872 Average: 12771016 14859560 3653952 22.25 87011 2181069 1478283 8.46 1496979 1898965 72617 13:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:09:01 ens3 65.47 46.49 1016.93 8.29 0.00 0.00 0.00 0.00 13:09:01 lo 1.73 1.73 0.19 0.19 0.00 0.00 0.00 0.00 13:10:01 ens3 371.81 337.70 3295.00 75.83 0.00 0.00 0.00 0.00 13:10:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 13:11:01 ens3 334.64 266.96 3978.88 49.18 0.00 0.00 0.00 0.00 13:11:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 13:12:02 ens3 772.10 624.40 568.16 262.29 0.00 0.00 0.00 0.00 13:12:02 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 386.01 318.89 2214.79 98.90 0.00 0.00 0.00 0.00 Average: lo 0.77 0.77 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-17793) 03/24/24 _x86_64_ (4 CPU) 13:07:43 LINUX RESTART (4 CPU) 13:08:01 CPU %user %nice %system %iowait %steal %idle 13:09:01 all 21.43 0.00 1.59 2.07 0.05 74.85 13:09:01 0 24.88 0.00 1.50 1.13 0.07 72.41 13:09:01 1 16.85 0.00 1.19 0.65 0.03 81.27 13:09:01 2 15.45 0.00 1.25 3.98 0.07 79.26 13:09:01 3 28.51 0.00 2.45 2.52 0.05 66.47 13:10:01 all 43.58 0.00 2.11 3.04 0.11 51.16 13:10:01 0 48.00 0.00 2.61 2.37 0.10 46.91 13:10:01 1 46.84 0.00 1.42 1.52 0.08 50.13 13:10:01 2 41.46 0.00 3.07 7.45 0.12 47.90 13:10:01 3 37.93 0.00 1.31 0.88 0.09 59.79 13:11:01 all 59.88 0.00 2.05 1.76 0.10 36.21 13:11:01 0 60.80 0.00 2.36 1.44 0.10 35.29 13:11:01 1 62.16 0.00 1.34 0.93 0.10 35.46 13:11:01 2 60.81 0.00 2.28 2.01 0.10 34.80 13:11:01 3 55.74 0.00 2.20 2.66 0.08 39.32 13:12:02 all 57.84 0.00 2.20 0.25 0.08 39.63 13:12:02 0 53.55 0.00 1.58 0.02 0.08 44.76 13:12:02 1 51.56 0.00 2.32 0.05 0.08 45.98 13:12:02 2 58.39 0.00 2.80 0.70 0.10 38.00 13:12:02 3 67.86 0.00 2.09 0.22 0.10 29.73 Average: all 45.65 0.00 1.99 1.77 0.09 50.50 Average: 0 46.79 0.00 2.01 1.23 0.09 49.88 Average: 1 44.28 0.00 1.57 0.79 0.08 53.29 Average: 2 44.01 0.00 2.35 3.50 0.10 50.04 Average: 3 47.55 0.00 2.02 1.57 0.08 48.78