---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1088 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 469 5416 0 2090 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:ef:27:2e brd ff:ff:ff:ff:ff:ff inet 10.32.7.187/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86135sec preferred_lft 86135sec inet6 fe80::f816:3eff:feef:272e/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-1088) 04/21/26 _x86_64_ (4 CPU) 19:12:59 LINUX RESTART (4 CPU) 19:13:02 tps rtps wtps bread/s bwrtn/s 19:14:01 181.94 97.12 84.82 5242.37 41666.85 19:15:01 70.35 12.80 57.56 308.88 8868.66 19:16:01 55.82 8.50 47.33 470.59 6568.37 19:17:01 23.82 0.37 23.45 33.85 4414.06 Average: 82.57 29.41 53.15 1498.20 15268.61 19:13:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 5965856 7388916 2201564 26.96 37124 1565996 722496 7.84 609228 1428320 84148 19:15:01 5612492 7271400 2554928 31.28 57468 1765680 874024 9.48 750992 1607260 93476 19:16:01 5582628 7435604 2584792 31.65 62780 1949452 651728 7.07 666624 1712656 117268 19:17:01 5602096 7457024 2565324 31.41 64924 1949208 624588 6.78 649340 1709176 10440 Average: 5690768 7388236 2476652 30.32 55574 1807584 718209 7.79 669046 1614353 76333 19:13:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 lo 2.10 2.10 0.19 0.19 0.00 0.00 0.00 0.00 19:14:01 ens3 486.10 260.14 1555.24 67.99 0.00 0.00 0.00 0.00 19:15:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 19:15:01 ens3 88.30 73.54 474.43 18.82 0.00 0.00 0.00 0.00 19:16:01 lo 1.63 1.63 0.15 0.15 0.00 0.00 0.00 0.00 19:16:01 ens3 312.01 308.27 1236.49 571.96 0.00 0.00 0.00 0.00 19:17:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 19:17:01 ens3 12.18 12.76 9.23 6.00 0.00 0.00 0.00 0.00 Average: lo 1.43 1.43 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 223.54 163.26 815.70 166.59 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1088) 04/21/26 _x86_64_ (4 CPU) 19:12:59 LINUX RESTART (4 CPU) 19:13:02 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 22.11 0.00 2.74 5.20 1.01 68.94 19:14:01 0 17.49 0.00 4.25 2.35 0.94 74.97 19:14:01 1 27.88 0.00 2.38 6.83 1.12 61.79 19:14:01 2 9.09 0.00 1.72 7.12 0.68 81.39 19:14:01 3 33.89 0.00 2.61 4.49 1.30 57.71 19:15:01 all 27.26 0.00 1.81 1.37 1.16 68.41 19:15:01 0 8.46 0.00 0.97 1.88 0.72 87.98 19:15:01 1 17.84 0.00 1.18 0.80 1.10 79.08 19:15:01 2 17.34 0.00 1.35 2.37 0.87 78.07 19:15:01 3 65.40 0.00 3.72 0.43 1.93 28.51 19:16:01 all 37.96 0.00 2.25 0.79 1.98 57.02 19:16:01 0 26.76 0.00 1.35 0.47 1.74 69.68 19:16:01 1 36.53 0.00 2.13 0.52 2.00 58.81 19:16:01 2 52.87 0.00 3.55 1.73 2.53 39.32 19:16:01 3 35.66 0.00 1.96 0.42 1.65 60.32 19:17:01 all 21.25 0.00 0.96 0.74 0.56 76.48 19:17:01 0 25.31 0.00 1.25 0.85 0.65 71.93 19:17:01 1 51.67 0.00 1.41 0.27 1.11 45.53 19:17:01 2 4.82 0.00 0.65 1.85 0.30 92.38 19:17:01 3 3.15 0.00 0.57 0.00 0.18 96.10 Average: all 27.17 0.00 1.94 2.01 1.18 67.71 Average: 0 19.51 0.00 1.95 1.38 1.01 76.15 Average: 1 33.51 0.00 1.77 2.08 1.33 61.30 Average: 2 21.10 0.00 1.82 3.25 1.10 72.74 Average: 3 34.52 0.00 2.21 1.32 1.27 60.68