---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1507 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 7.6G 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 466 5346 0 2163 7228 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:8f:b9:f8 brd ff:ff:ff:ff:ff:ff inet 10.32.6.56/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86135sec preferred_lft 86135sec inet6 fe80::f816:3eff:fe8f:b9f8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1507) 05/22/26 _x86_64_ (4 CPU) 19:12:51 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 139.54 54.54 85.00 3589.14 40993.45 19:15:01 63.51 12.93 50.58 293.65 9116.96 19:16:01 70.90 8.57 62.34 470.99 8690.68 19:17:01 25.23 0.35 24.88 33.73 4490.98 Average: 74.85 19.12 55.72 1100.23 15851.08 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 5928452 7413804 2238968 27.41 40504 1621604 710480 7.71 600180 1468712 125952 19:15:01 5554768 7284028 2612652 31.99 58844 1831560 875740 9.50 737444 1672844 156604 19:16:01 5504920 7430212 2662500 32.60 64176 2017172 651000 7.06 670252 1779504 116720 19:17:01 5489188 7416372 2678232 32.79 66476 2016940 671384 7.28 689528 1776028 10636 Average: 5619332 7386104 2548088 31.20 57500 1871819 727151 7.89 674351 1674272 102478 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 19:14:02 ens3 419.43 231.69 1521.91 64.34 0.00 0.00 0.00 0.00 19:15:01 lo 1.49 1.49 0.14 0.14 0.00 0.00 0.00 0.00 19:15:01 ens3 94.51 79.05 551.43 19.00 0.00 0.00 0.00 0.00 19:16:01 lo 1.43 1.43 0.13 0.13 0.00 0.00 0.00 0.00 19:16:01 ens3 309.93 312.53 1243.13 572.24 0.00 0.00 0.00 0.00 19:17:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 19:17:01 ens3 14.46 14.30 12.53 6.67 0.00 0.00 0.00 0.00 Average: lo 1.16 1.16 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 210.07 159.73 833.43 166.18 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1507) 05/22/26 _x86_64_ (4 CPU) 19:12:51 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 22.57 0.00 1.85 4.54 1.16 69.88 19:14:02 0 16.94 0.00 1.72 1.20 0.90 79.24 19:14:02 1 14.43 0.00 1.17 4.13 0.77 79.50 19:14:02 2 47.01 0.00 2.84 6.94 2.00 41.20 19:14:02 3 11.97 0.00 1.66 5.90 0.96 79.51 19:15:01 all 26.10 0.00 1.54 1.34 1.45 69.56 19:15:01 0 19.41 0.00 0.86 0.08 1.02 78.62 19:15:01 1 48.48 0.00 2.96 0.30 2.05 46.20 19:15:01 2 19.42 0.00 1.34 4.36 1.71 73.17 19:15:01 3 17.13 0.00 1.00 0.59 1.03 80.25 19:16:01 all 34.41 0.00 1.84 1.38 2.20 60.17 19:16:01 0 37.77 0.00 1.68 2.37 2.10 56.08 19:16:01 1 31.88 0.00 1.53 0.48 2.11 63.99 19:16:01 2 42.61 0.00 2.33 1.72 2.70 50.63 19:16:01 3 25.37 0.00 1.83 0.97 1.90 69.93 19:17:01 all 21.03 0.00 0.93 0.75 0.83 76.46 19:17:01 0 17.09 0.00 0.76 2.57 0.93 78.64 19:17:01 1 48.05 0.00 1.88 0.22 1.47 48.38 19:17:01 2 15.52 0.00 0.82 0.22 0.70 82.75 19:17:01 3 3.53 0.00 0.28 0.00 0.20 95.99 Average: all 26.03 0.00 1.54 2.01 1.41 69.02 Average: 0 22.81 0.00 1.26 1.56 1.24 73.13 Average: 1 35.67 0.00 1.88 1.29 1.60 59.57 Average: 2 31.17 0.00 1.83 3.30 1.78 61.92 Average: 3 14.48 0.00 1.19 1.87 1.02 81.43