---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-396 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 7.7G 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 466 5187 0 2321 7226 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:e4:e1:d2 brd ff:ff:ff:ff:ff:ff inet 10.32.7.129/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86042sec preferred_lft 86042sec inet6 fe80::f816:3eff:fee4:e1d2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-396) 12/13/25 _x86_64_ (4 CPU) 05:56:56 LINUX RESTART (4 CPU) 05:57:01 tps rtps wtps bread/s bwrtn/s 05:58:01 156.15 78.59 77.56 4821.33 39929.77 05:59:01 56.81 0.18 56.63 21.99 9576.54 06:00:01 64.97 33.14 31.83 2066.32 7895.48 06:01:01 14.05 6.98 7.06 284.44 3080.97 06:02:01 29.62 4.47 25.16 188.87 6650.58 Average: 64.32 24.67 39.65 1476.57 13426.86 05:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:58:01 6075264 7462552 2092156 25.62 35620 1532336 644740 7.00 536160 1394272 68004 05:59:01 5803064 7428536 2364356 28.95 53932 1738416 667648 7.24 581400 1592192 109324 06:00:01 5282224 7160796 2885196 35.33 62368 1974376 925880 10.05 869016 1808508 82804 06:01:01 4561800 6456604 3605620 44.15 63152 1988192 1554936 16.87 1594860 1793952 176 06:02:01 5282720 7366712 2884700 35.32 68464 2167904 717604 7.79 768584 1895648 25856 Average: 5401014 7175040 2766406 33.87 56707 1880245 902162 9.79 870004 1696914 57233 05:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:58:01 ens3 439.84 239.04 1198.54 65.53 0.00 0.00 0.00 0.00 05:58:01 lo 1.60 1.60 0.14 0.14 0.00 0.00 0.00 0.00 05:59:01 ens3 48.20 41.05 575.12 5.02 0.00 0.00 0.00 0.00 05:59:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 06:00:01 ens3 224.45 186.97 2560.37 30.87 0.00 0.00 0.00 0.00 06:00:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 06:01:01 ens3 15.06 13.88 67.54 2.69 0.00 0.00 0.00 0.00 06:01:01 lo 93.85 93.85 34.65 34.65 0.00 0.00 0.00 0.00 06:02:01 ens3 121.16 113.66 1067.71 21.73 0.00 0.00 0.00 0.00 06:02:01 lo 27.24 27.24 1.81 1.81 0.00 0.00 0.00 0.00 Average: ens3 169.74 118.92 1093.80 25.17 0.00 0.00 0.00 0.00 Average: lo 24.86 24.86 7.35 7.35 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-396) 12/13/25 _x86_64_ (4 CPU) 05:56:56 LINUX RESTART (4 CPU) 05:57:01 CPU %user %nice %system %iowait %steal %idle 05:58:01 all 19.92 0.00 3.01 5.17 2.11 69.80 05:58:01 0 15.16 0.00 1.80 1.11 1.93 80.00 05:58:01 1 25.82 0.00 5.66 2.16 1.95 64.42 05:58:01 2 17.81 0.00 2.11 6.90 2.44 70.74 05:58:01 3 20.86 0.00 2.52 10.47 2.11 64.04 05:59:01 all 19.75 0.00 1.23 2.09 1.54 75.39 05:59:01 0 25.45 0.00 1.34 4.34 2.38 66.48 05:59:01 1 38.01 0.00 1.88 0.48 1.64 57.99 05:59:01 2 11.17 0.00 1.21 0.74 1.24 85.64 05:59:01 3 4.44 0.00 0.48 2.77 0.91 91.40 06:00:01 all 20.92 0.00 1.47 1.43 2.80 73.38 06:00:01 0 12.76 0.00 1.73 2.41 2.91 80.18 06:00:01 1 25.76 0.00 1.72 0.36 2.88 69.27 06:00:01 2 25.52 0.00 0.70 2.30 2.55 68.93 06:00:01 3 19.65 0.00 1.75 0.64 2.85 75.10 06:01:01 all 45.89 0.00 1.48 0.35 6.00 46.28 06:01:01 0 42.16 0.00 1.57 0.31 5.79 50.17 06:01:01 1 47.07 0.00 1.50 0.31 6.05 45.07 06:01:01 2 48.84 0.00 1.44 0.43 6.27 43.02 06:01:01 3 45.50 0.00 1.41 0.33 5.87 46.89 06:02:01 all 27.44 0.00 1.43 1.05 1.91 68.18 06:02:01 0 20.63 0.00 1.71 0.27 2.12 75.28 06:02:01 1 22.37 0.00 1.08 3.05 1.67 71.83 06:02:01 2 43.03 0.00 2.04 0.88 2.32 51.73 06:02:01 3 23.72 0.00 0.88 0.02 1.50 73.89 Average: all 26.80 0.00 1.72 2.01 2.87 66.59 Average: 0 23.25 0.00 1.63 1.69 3.03 70.40 Average: 1 31.84 0.00 2.37 1.27 2.84 61.68 Average: 2 29.28 0.00 1.50 2.25 2.97 64.00 Average: 3 22.84 0.00 1.41 2.84 2.65 70.26