---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5731 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 459 5367 0 2148 7237 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:bd:86:02 brd ff:ff:ff:ff:ff:ff inet 10.32.6.127/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86123sec preferred_lft 86123sec inet6 fe80::f816:3eff:febd:8602/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5731) 10/06/25 _x86_64_ (4 CPU) 07:04:59 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 193.95 110.76 83.19 5448.58 40199.15 07:07:01 60.24 5.71 54.53 183.70 9040.23 07:08:01 91.15 32.37 58.78 1993.34 8276.04 07:09:01 23.58 1.32 22.26 66.52 4834.26 Average: 92.37 37.68 54.69 1930.46 15615.53 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 6045412 7434256 2122008 25.98 36344 1533052 697196 7.57 568560 1393272 69660 07:07:01 5853084 7497208 2314336 28.34 55984 1752484 613276 6.65 511416 1610436 123504 07:08:01 5455312 7362388 2712108 33.21 62836 2003660 735636 7.98 769668 1737908 115620 07:09:01 5512172 7424912 2655248 32.51 65032 2006780 672256 7.29 715112 1735336 7848 Average: 5716495 7429691 2450925 30.01 55049 1823994 679591 7.37 641189 1619238 79158 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 ens3 358.90 211.05 1231.90 64.65 0.00 0.00 0.00 0.00 07:06:02 lo 2.13 2.13 0.20 0.20 0.00 0.00 0.00 0.00 07:07:01 ens3 42.37 34.77 557.16 5.48 0.00 0.00 0.00 0.00 07:07:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 07:08:01 ens3 271.96 272.21 1408.84 51.43 0.00 0.00 0.00 0.00 07:08:01 lo 1.57 1.57 0.15 0.15 0.00 0.00 0.00 0.00 07:09:01 ens3 57.46 62.87 28.93 603.86 0.00 0.00 0.00 0.00 07:09:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 183.27 145.70 807.79 182.08 0.00 0.00 0.00 0.00 Average: lo 1.38 1.38 0.13 0.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5731) 10/06/25 _x86_64_ (4 CPU) 07:04:59 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 21.25 0.00 2.89 6.45 1.68 67.73 07:06:02 0 12.65 0.00 1.75 11.01 1.21 73.38 07:06:02 1 33.83 0.00 5.42 8.90 1.93 49.92 07:06:02 2 17.22 0.00 1.83 3.75 1.53 75.67 07:06:02 3 21.33 0.00 2.56 2.16 2.04 71.91 07:07:01 all 20.09 0.00 1.25 1.75 1.45 75.48 07:07:01 0 33.30 0.00 1.64 1.71 1.27 62.07 07:07:01 1 12.06 0.00 0.71 0.71 1.48 85.04 07:07:01 2 24.00 0.00 1.64 0.17 1.42 72.78 07:07:01 3 11.10 0.00 0.99 4.38 1.65 81.88 07:08:01 all 37.30 0.00 1.86 1.62 2.98 56.24 07:08:01 0 58.14 0.00 1.85 0.89 3.54 35.57 07:08:01 1 26.95 0.00 1.83 2.08 2.46 66.68 07:08:01 2 36.50 0.00 1.99 2.26 3.10 56.15 07:08:01 3 27.59 0.00 1.77 1.26 2.78 66.60 07:09:01 all 20.99 0.00 0.94 0.85 1.11 76.11 07:09:01 0 39.81 0.00 1.53 2.28 1.86 54.53 07:09:01 1 4.36 0.00 0.50 0.85 0.50 93.79 07:09:01 2 36.09 0.00 1.16 0.23 1.41 61.10 07:09:01 3 3.72 0.00 0.55 0.02 0.66 95.05 Average: all 24.93 0.00 1.74 2.67 1.80 68.86 Average: 0 36.01 0.00 1.69 3.98 1.98 56.34 Average: 1 19.32 0.00 2.12 3.14 1.59 73.83 Average: 2 28.47 0.00 1.66 1.61 1.87 66.40 Average: 3 15.95 0.00 1.47 1.95 1.78 78.85