---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4193 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: 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.5G 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 461 5422 0 2091 7235 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:96:69:e6 brd ff:ff:ff:ff:ff:ff inet 10.32.7.183/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86110sec preferred_lft 86110sec inet6 fe80::f816:3eff:fe96:69e6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4193) 01/26/26 _x86_64_ (4 CPU) 19:12:56 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 145.76 67.84 77.92 4301.02 40083.47 19:15:01 62.64 11.88 50.76 248.32 9160.42 19:16:01 65.04 7.02 58.02 446.59 7886.82 19:17:01 20.76 1.27 19.49 69.98 4282.84 Average: 73.59 22.04 51.55 1270.64 15378.57 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 6020692 7410232 2146728 26.28 36552 1533388 711032 7.72 588712 1394952 69524 19:15:01 5831992 7487900 2335428 28.59 56928 1762824 604756 6.56 521828 1616704 133220 19:16:01 5507868 7361492 2659552 32.56 62660 1950360 754332 8.19 737452 1716384 107428 19:17:01 5583412 7439484 2584008 31.64 64464 1950392 663540 7.20 665804 1711416 10628 Average: 5735991 7424777 2431429 29.77 55151 1799241 683415 7.42 628449 1609864 80200 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 ens3 438.06 256.41 1237.24 67.96 0.00 0.00 0.00 0.00 19:14:02 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 19:15:01 ens3 77.63 49.02 716.13 12.80 0.00 0.00 0.00 0.00 19:15:01 lo 1.15 1.15 0.12 0.12 0.00 0.00 0.00 0.00 19:16:01 ens3 255.21 266.71 1240.69 46.85 0.00 0.00 0.00 0.00 19:16:01 lo 0.90 0.90 0.08 0.08 0.00 0.00 0.00 0.00 19:17:01 ens3 52.62 58.13 27.88 526.29 0.00 0.00 0.00 0.00 19:17:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 206.40 158.01 805.82 164.11 0.00 0.00 0.00 0.00 Average: lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4193) 01/26/26 _x86_64_ (4 CPU) 19:12:56 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 22.26 0.00 2.93 4.44 1.18 69.20 19:14:02 0 11.25 0.00 4.40 5.35 0.75 78.25 19:14:02 1 36.07 0.00 2.92 5.42 1.55 54.05 19:14:02 2 26.54 0.00 2.96 6.22 1.49 62.79 19:14:02 3 15.19 0.00 1.47 0.77 0.92 81.66 19:15:01 all 22.01 0.00 1.48 1.50 0.80 74.21 19:15:01 0 19.68 0.00 1.25 0.37 0.51 78.18 19:15:01 1 18.04 0.00 0.95 0.51 0.75 79.76 19:15:01 2 18.77 0.00 1.73 4.98 1.00 73.52 19:15:01 3 31.58 0.00 1.97 0.17 0.93 65.34 19:16:01 all 42.23 0.00 2.11 1.10 2.83 51.74 19:16:01 0 42.15 0.00 2.37 0.55 2.89 52.05 19:16:01 1 55.37 0.00 2.13 0.70 2.99 38.81 19:16:01 2 41.07 0.00 1.98 1.21 2.84 52.89 19:16:01 3 30.31 0.00 1.96 1.90 2.59 63.24 19:17:01 all 21.60 0.00 1.12 0.59 0.93 75.76 19:17:01 0 12.28 0.00 0.56 0.05 0.96 86.14 19:17:01 1 12.31 0.00 1.03 0.12 0.62 85.93 19:17:01 2 54.53 0.00 1.93 0.33 1.65 41.55 19:17:01 3 7.37 0.00 0.95 1.86 0.48 89.33 Average: all 27.06 0.00 1.91 1.91 1.44 67.69 Average: 0 21.36 0.00 2.15 1.58 1.28 73.62 Average: 1 30.52 0.00 1.76 1.69 1.48 64.56 Average: 2 35.31 0.00 2.15 3.18 1.75 57.62 Average: 3 21.06 0.00 1.59 1.18 1.23 74.94