---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7684 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 498 5373 0 2104 7199 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:c6:13:b1 brd ff:ff:ff:ff:ff:ff inet 10.32.7.168/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86102sec preferred_lft 86102sec inet6 fe80::f816:3eff:fec6:13b1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7684) 02/27/26 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 144.57 63.91 80.66 4287.64 40121.04 19:15:01 57.65 5.64 52.01 174.34 9413.59 19:16:01 66.59 13.08 53.51 518.45 7577.14 19:17:01 21.09 1.22 19.88 67.44 4347.22 Average: 72.54 21.03 51.51 1266.59 15390.22 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 6026352 7417500 2141060 26.21 36504 1535296 694440 7.54 581880 1395892 69036 19:15:01 5790908 7458364 2376504 29.10 55812 1776224 618984 6.72 549024 1631008 129292 19:16:01 5548616 7405324 2618796 32.06 61860 1954768 661720 7.18 690904 1721980 99268 19:17:01 5511216 7378992 2656196 32.52 63912 1963412 686628 7.45 724448 1724520 9648 Average: 5719273 7415045 2448139 29.97 54522 1807425 665443 7.22 636564 1618350 76811 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 ens3 487.79 277.61 1249.09 69.95 0.00 0.00 0.00 0.00 19:14:02 lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 19:15:01 ens3 80.95 66.51 715.17 14.35 0.00 0.00 0.00 0.00 19:15:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 19:16:01 ens3 267.01 263.04 1246.50 50.17 0.00 0.00 0.00 0.00 19:16:01 lo 1.70 1.70 0.16 0.16 0.00 0.00 0.00 0.00 19:17:01 ens3 57.80 60.66 27.23 532.38 0.00 0.00 0.00 0.00 19:17:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 223.99 167.38 809.88 167.36 0.00 0.00 0.00 0.00 Average: lo 1.06 1.06 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7684) 02/27/26 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 22.00 0.00 2.82 4.18 1.02 69.97 19:14:02 0 14.34 0.00 1.37 1.54 0.84 81.92 19:14:02 1 39.12 0.00 2.55 3.99 1.36 52.98 19:14:02 2 22.31 0.00 3.56 4.95 1.04 68.14 19:14:02 3 12.16 0.00 3.83 6.22 0.85 76.94 19:15:01 all 21.36 0.00 1.45 1.61 0.86 74.72 19:15:01 0 18.05 0.00 0.92 0.31 0.70 80.03 19:15:01 1 26.17 0.00 2.24 1.87 1.48 68.22 19:15:01 2 33.49 0.00 1.87 0.14 1.00 63.51 19:15:01 3 7.68 0.00 0.76 4.14 0.27 87.14 19:16:01 all 38.88 0.00 1.94 0.86 2.60 55.73 19:16:01 0 33.91 0.00 2.30 0.65 2.47 60.68 19:16:01 1 39.38 0.00 1.57 1.82 2.27 54.97 19:16:01 2 43.72 0.00 1.65 0.27 3.01 51.35 19:16:01 3 38.50 0.00 2.24 0.69 2.62 55.95 19:17:01 all 18.81 0.00 0.90 0.62 0.75 78.93 19:17:01 0 22.55 0.00 0.70 0.95 0.92 74.88 19:17:01 1 13.93 0.00 0.78 0.80 0.53 83.95 19:17:01 2 28.55 0.00 1.11 0.05 1.11 69.17 19:17:01 3 10.17 0.00 1.00 0.67 0.42 87.75 Average: all 25.28 0.00 1.78 1.82 1.31 69.82 Average: 0 22.24 0.00 1.32 0.86 1.23 74.34 Average: 1 29.66 0.00 1.78 2.12 1.41 65.02 Average: 2 32.02 0.00 2.05 1.35 1.54 63.04 Average: 3 17.16 0.00 1.96 2.92 1.04 76.91