---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-556 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 429 1366 0 2147 3251 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:cb:d0:8f brd ff:ff:ff:ff:ff:ff inet 10.32.6.237/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86122sec preferred_lft 86122sec inet6 fe80::f816:3eff:fecb:d08f/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-556) 07/16/25 _x86_64_ (4 CPU) 14:54:56 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:02 154.17 79.52 74.65 4837.73 40057.07 14:57:01 60.96 4.83 56.13 146.55 9275.44 14:58:01 90.05 33.09 56.96 2016.79 8317.36 14:59:01 23.60 1.32 22.29 65.70 4819.86 Average: 82.28 29.79 52.49 1773.34 15642.75 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:02 1939228 3348424 2099416 51.98 36240 1537132 629472 12.37 545416 1397772 71776 14:57:01 1754332 3413292 2284312 56.56 55920 1751316 539048 10.60 486728 1610280 123640 14:58:01 1351668 3276136 2686976 66.53 63048 2004144 666980 13.11 748640 1739088 127776 14:59:01 1399716 3328944 2638928 65.34 65112 2006952 610344 12.00 703636 1735948 10748 Average: 1611236 3341699 2427408 60.10 55080 1824886 611461 12.02 621105 1620772 83485 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:02 ens3 394.58 221.03 1237.15 65.59 0.00 0.00 0.00 0.00 14:56:02 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 14:57:01 ens3 40.37 33.59 540.59 8.51 0.00 0.00 0.00 0.00 14:57:01 lo 0.41 0.41 0.04 0.04 0.00 0.00 0.00 0.00 14:58:01 ens3 264.63 268.43 1408.94 48.04 0.00 0.00 0.00 0.00 14:58:01 lo 1.57 1.57 0.15 0.15 0.00 0.00 0.00 0.00 14:59:01 ens3 56.69 65.25 29.19 610.89 0.00 0.00 0.00 0.00 14:59:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 189.68 147.55 805.03 184.02 0.00 0.00 0.00 0.00 Average: lo 1.25 1.25 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-556) 07/16/25 _x86_64_ (4 CPU) 14:54:56 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:02 all 20.22 0.00 2.65 4.72 1.32 71.08 14:56:02 0 12.57 0.00 1.18 2.23 0.90 83.12 14:56:02 1 19.71 0.00 1.82 4.75 1.15 72.56 14:56:02 2 23.35 0.00 5.26 9.84 1.64 59.91 14:56:02 3 25.25 0.00 2.40 2.07 1.60 68.68 14:57:01 all 20.88 0.00 1.30 1.76 0.78 75.29 14:57:01 0 13.29 0.00 0.90 0.37 0.49 84.95 14:57:01 1 13.06 0.00 0.92 0.02 0.48 85.52 14:57:01 2 39.00 0.00 1.68 5.17 1.21 52.95 14:57:01 3 18.18 0.00 1.70 1.46 0.93 77.73 14:58:01 all 37.31 0.00 1.74 1.80 3.19 55.96 14:58:01 0 25.85 0.00 1.85 2.73 3.14 66.43 14:58:01 1 52.86 0.00 1.00 0.75 3.11 42.29 14:58:01 2 37.26 0.00 2.25 1.07 3.14 56.29 14:58:01 3 33.31 0.00 1.87 2.65 3.37 58.80 14:59:01 all 21.07 0.00 0.94 0.80 0.84 76.35 14:59:01 0 6.87 0.00 0.65 0.02 0.75 91.72 14:59:01 1 48.45 0.00 1.32 2.10 1.32 46.82 14:59:01 2 25.76 0.00 1.10 0.27 0.82 72.06 14:59:01 3 3.23 0.00 0.67 0.85 0.50 94.76 Average: all 24.90 0.00 1.66 2.27 1.54 69.64 Average: 0 14.67 0.00 1.15 1.34 1.33 81.51 Average: 1 33.65 0.00 1.26 1.91 1.52 61.65 Average: 2 31.31 0.00 2.58 4.08 1.70 60.34 Average: 3 19.99 0.00 1.66 1.76 1.60 74.99