---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3001 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 463 5338 0 2174 7233 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:c5:37:e0 brd ff:ff:ff:ff:ff:ff inet 10.32.6.31/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86141sec preferred_lft 86141sec inet6 fe80::f816:3eff:fec5:37e0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3001) 09/06/25 _x86_64_ (4 CPU) 12:27:50 LINUX RESTART (4 CPU) 12:28:01 tps rtps wtps bread/s bwrtn/s 12:29:01 113.93 54.52 59.41 3592.00 5212.55 12:30:01 87.32 29.70 57.62 1652.79 9975.94 12:31:01 69.54 8.62 60.92 491.25 8847.46 12:32:02 23.63 0.68 22.95 77.72 3790.03 Average: 73.61 23.38 50.23 1453.53 6956.42 12:28:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:29:01 5967624 7395616 2199796 26.93 37392 1570496 716564 7.78 608732 1428692 88744 12:30:01 5606448 7306980 2560972 31.36 57576 1806908 836864 9.08 712348 1653412 103900 12:31:01 5396568 7338880 2770852 33.93 64580 2035400 750632 8.14 766072 1796268 94184 12:32:02 5405960 7352116 2761460 33.81 66648 2037284 736312 7.99 759844 1793656 17112 Average: 5594150 7348398 2573270 31.51 56549 1862522 760093 8.25 711749 1668007 75985 12:28:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:29:01 ens3 381.32 234.16 1447.60 67.49 0.00 0.00 0.00 0.00 12:29:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 12:30:01 ens3 75.24 55.07 435.36 11.18 0.00 0.00 0.00 0.00 12:30:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 12:31:01 ens3 330.08 354.59 2182.67 64.29 0.00 0.00 0.00 0.00 12:31:01 lo 0.43 0.43 0.04 0.04 0.00 0.00 0.00 0.00 12:32:02 ens3 11.41 12.73 9.21 6.05 0.00 0.00 0.00 0.00 12:32:02 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 199.52 164.14 1018.73 37.25 0.00 0.00 0.00 0.00 Average: lo 0.89 0.89 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3001) 09/06/25 _x86_64_ (4 CPU) 12:27:50 LINUX RESTART (4 CPU) 12:28:01 CPU %user %nice %system %iowait %steal %idle 12:29:01 all 22.73 0.00 1.84 3.26 1.21 70.96 12:29:01 0 11.02 0.00 1.43 5.40 0.92 81.23 12:29:01 1 34.79 0.00 2.08 4.82 1.72 56.59 12:29:01 2 31.30 0.00 2.07 0.98 1.35 64.30 12:29:01 3 13.83 0.00 1.75 1.85 0.85 81.72 12:30:01 all 24.09 0.00 1.49 1.97 1.26 71.19 12:30:01 0 12.64 0.00 0.80 0.52 0.82 85.23 12:30:01 1 30.87 0.00 1.63 3.24 1.79 62.47 12:30:01 2 34.10 0.00 2.15 1.90 1.42 60.43 12:30:01 3 18.74 0.00 1.38 2.22 1.02 76.64 12:31:01 all 37.35 0.00 1.84 0.90 2.15 57.76 12:31:01 0 34.10 0.00 1.90 0.68 2.00 61.32 12:31:01 1 43.56 0.00 1.63 0.86 2.23 51.72 12:31:01 2 24.78 0.00 1.64 0.50 1.79 71.29 12:31:01 3 46.93 0.00 2.19 1.55 2.61 46.73 12:32:02 all 21.14 0.00 0.97 0.68 0.79 76.41 12:32:02 0 26.46 0.00 1.23 0.15 0.83 71.33 12:32:02 1 18.23 0.00 0.90 1.93 0.85 78.09 12:32:02 2 20.93 0.00 0.88 0.17 0.75 77.27 12:32:02 3 18.90 0.00 0.87 0.50 0.75 78.98 Average: all 26.33 0.00 1.53 1.70 1.35 69.08 Average: 0 21.06 0.00 1.34 1.69 1.14 74.78 Average: 1 31.87 0.00 1.56 2.71 1.65 62.22 Average: 2 27.78 0.00 1.68 0.89 1.33 68.32 Average: 3 24.59 0.00 1.55 1.53 1.30 71.03