---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2374 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 7.7G 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 487 5197 0 2290 7204 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:c2:f7:13 brd ff:ff:ff:ff:ff:ff inet 10.32.6.95/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85921sec preferred_lft 85921sec inet6 fe80::f816:3eff:fec2:f713/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2374) 08/30/25 _x86_64_ (4 CPU) 05:15:04 LINUX RESTART (4 CPU) 05:16:01 tps rtps wtps bread/s bwrtn/s 05:17:01 46.65 2.33 44.32 48.12 6584.34 05:18:01 83.49 29.71 53.77 1630.79 10173.77 05:19:01 8.25 0.00 8.25 0.00 312.16 05:20:01 32.62 6.06 26.56 581.67 3096.83 05:21:01 8.88 4.63 4.25 141.31 243.43 05:22:01 40.95 4.30 36.65 185.54 6537.55 Average: 36.81 7.84 28.97 431.21 4491.31 05:16:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:17:01 5893020 7460436 2274392 27.85 50756 1687084 652620 7.08 542184 1548356 133836 05:18:01 5531632 7277340 2635780 32.27 58368 1850268 826428 8.97 740812 1695848 1404 05:19:01 5509440 7261948 2657972 32.54 60036 1854560 842708 9.14 757924 1699364 1820 05:20:01 4811492 6670476 3355920 41.09 62868 1954620 1441896 15.65 1365788 1779364 4396 05:21:01 4956600 6821564 3210812 39.31 63324 1959520 1222800 13.27 1252344 1745112 840 05:22:01 5341460 7392936 2825952 34.60 68316 2136932 713124 7.74 741008 1865652 25508 Average: 5340607 7147450 2826805 34.61 60611 1907164 949929 10.31 900010 1722283 27967 05:16:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:17:01 ens3 58.33 42.10 700.05 5.06 0.00 0.00 0.00 0.00 05:17:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 05:18:01 ens3 112.70 92.90 964.21 20.77 0.00 0.00 0.00 0.00 05:18:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 05:19:01 ens3 56.30 79.64 62.87 12.71 0.00 0.00 0.00 0.00 05:19:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 05:20:01 ens3 215.93 254.33 1341.12 36.44 0.00 0.00 0.00 0.00 05:20:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 05:21:01 ens3 17.63 16.33 8.77 6.43 0.00 0.00 0.00 0.00 05:21:01 lo 121.25 121.25 36.46 36.46 0.00 0.00 0.00 0.00 05:22:01 ens3 190.14 221.83 1106.53 39.21 0.00 0.00 0.00 0.00 05:22:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 108.51 117.86 697.27 20.10 0.00 0.00 0.00 0.00 Average: lo 20.72 20.72 6.12 6.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2374) 08/30/25 _x86_64_ (4 CPU) 05:15:04 LINUX RESTART (4 CPU) 05:16:01 CPU %user %nice %system %iowait %steal %idle 05:17:01 all 19.07 0.00 1.34 2.33 1.69 75.57 05:17:01 0 5.54 0.00 0.40 0.02 0.50 93.55 05:17:01 1 31.56 0.00 2.12 0.63 2.10 63.59 05:17:01 2 12.90 0.00 1.36 5.26 2.25 78.23 05:17:01 3 26.30 0.00 1.47 3.40 1.90 66.93 05:18:01 all 19.34 0.00 1.41 2.50 3.36 73.40 05:18:01 0 19.00 0.00 0.68 0.59 2.85 76.87 05:18:01 1 33.93 0.00 1.76 1.82 3.17 59.32 05:18:01 2 10.25 0.00 1.98 6.09 3.40 78.29 05:18:01 3 14.22 0.00 1.21 1.47 4.02 79.07 05:19:01 all 6.34 0.00 0.40 0.09 1.69 91.48 05:19:01 0 6.86 0.00 0.07 0.00 0.88 92.19 05:19:01 1 5.92 0.00 0.58 0.12 1.45 91.93 05:19:01 2 2.39 0.00 0.15 0.15 1.29 96.02 05:19:01 3 10.15 0.00 0.80 0.08 3.13 85.83 05:20:01 all 24.03 0.00 1.62 0.77 4.42 69.17 05:20:01 0 26.53 0.00 1.09 0.28 3.69 68.41 05:20:01 1 29.71 0.00 1.36 0.48 4.34 64.12 05:20:01 2 18.15 0.00 1.87 1.23 4.63 74.13 05:20:01 3 21.74 0.00 2.15 1.08 5.00 70.04 05:21:01 all 40.90 0.00 1.63 0.38 5.74 51.35 05:21:01 0 46.18 0.00 1.45 0.05 5.60 46.72 05:21:01 1 41.32 0.00 1.86 0.49 5.93 50.40 05:21:01 2 37.35 0.00 1.56 0.41 5.77 54.91 05:21:01 3 38.79 0.00 1.64 0.59 5.65 53.32 05:22:01 all 26.04 0.00 1.60 1.00 3.38 67.98 05:22:01 0 44.23 0.00 1.92 0.53 3.53 49.78 05:22:01 1 18.92 0.00 1.52 1.89 3.69 73.98 05:22:01 2 27.10 0.00 1.50 0.15 3.06 68.19 05:22:01 3 14.14 0.00 1.46 1.43 3.24 79.73 Average: all 22.63 0.00 1.33 1.18 3.38 71.48 Average: 0 24.76 0.00 0.93 0.25 2.85 71.22 Average: 1 26.89 0.00 1.53 0.91 3.45 67.22 Average: 2 18.02 0.00 1.41 2.22 3.40 74.96 Average: 3 20.87 0.00 1.45 1.34 3.83 72.52