---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2829 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 7.8G 12G 41% / 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 412 1204 0 2327 3262 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:a9:e2:f9 brd ff:ff:ff:ff:ff:ff inet 10.32.7.180/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85898sec preferred_lft 85898sec inet6 fe80::f816:3eff:fea9:e2f9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2829) 06/14/25 _x86_64_ (4 CPU) 16:02:50 LINUX RESTART (4 CPU) 16:03:01 tps rtps wtps bread/s bwrtn/s 16:04:02 137.38 51.56 85.82 3504.35 8220.90 16:05:01 60.67 12.59 48.08 248.50 8751.06 16:06:01 21.23 0.10 21.13 1.47 3526.21 16:07:01 19.95 0.13 19.81 2.80 1613.46 16:08:01 22.33 4.15 18.18 363.81 1748.38 16:09:01 26.23 9.33 16.90 446.46 1184.87 16:10:01 22.78 0.30 22.48 14.00 5160.68 16:11:01 34.46 1.27 33.19 100.25 3965.47 Average: 43.09 9.92 33.17 585.89 4262.05 16:03:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:04:02 1805412 3373316 2233240 55.30 50916 1672124 596792 11.73 523748 1532024 154540 16:05:01 1567168 3225356 2471484 61.20 58052 1748124 734072 14.43 690904 1592244 4836 16:06:01 1294204 3049744 2744448 67.95 60320 1840392 887812 17.45 876912 1672964 1932 16:07:01 1187488 2987296 2851164 70.60 62456 1880428 900252 17.70 945196 1705748 2488 16:08:01 1024492 2883100 3014160 74.63 64456 1935080 946456 18.60 1061812 1748120 3936 16:09:01 888928 2793476 3149724 77.99 66408 1977240 985912 19.38 1178744 1762036 5648 16:10:01 661576 2713192 3377076 83.62 68868 2118280 1034336 20.33 1266328 1893676 38988 16:11:01 1229308 3334348 2809344 69.56 72280 2167560 613612 12.06 681212 1911888 24240 Average: 1207322 3044978 2831330 70.11 62970 1917404 837406 16.46 903107 1727338 29576 16:03:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:04:02 ens3 451.04 288.65 1634.34 73.12 0.00 0.00 0.00 0.00 16:04:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 16:05:01 ens3 84.09 81.90 227.16 16.42 0.00 0.00 0.00 0.00 16:05:01 lo 1.29 1.29 0.12 0.12 0.00 0.00 0.00 0.00 16:06:01 ens3 268.69 248.58 1523.53 39.79 0.00 0.00 0.00 0.00 16:06:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 16:07:01 ens3 196.10 199.97 637.53 26.34 0.00 0.00 0.00 0.00 16:07:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 16:08:01 ens3 259.49 238.71 712.19 38.65 0.00 0.00 0.00 0.00 16:08:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 16:09:01 ens3 355.51 228.91 407.90 61.37 0.00 0.00 0.00 0.00 16:09:01 lo 1.97 1.97 0.21 0.21 0.00 0.00 0.00 0.00 16:10:01 ens3 630.64 450.05 2081.26 71.65 0.00 0.00 0.00 0.00 16:10:01 lo 1.07 1.07 0.11 0.11 0.00 0.00 0.00 0.00 16:11:01 ens3 200.35 148.86 389.28 40.26 0.00 0.00 0.00 0.00 16:11:01 lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 306.21 236.03 953.18 46.01 0.00 0.00 0.00 0.00 Average: lo 0.99 0.99 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2829) 06/14/25 _x86_64_ (4 CPU) 16:02:50 LINUX RESTART (4 CPU) 16:03:01 CPU %user %nice %system %iowait %steal %idle 16:04:02 all 21.29 0.00 1.64 3.86 0.06 73.16 16:04:02 0 15.93 0.00 1.10 0.90 0.03 82.03 16:04:02 1 16.26 0.00 1.37 3.50 0.05 78.81 16:04:02 2 38.38 0.00 2.76 3.37 0.08 55.41 16:04:02 3 14.58 0.00 1.30 7.62 0.07 76.43 16:05:01 all 12.39 0.00 0.64 0.85 0.05 86.08 16:05:01 0 7.53 0.00 0.46 0.34 0.05 91.62 16:05:01 1 17.98 0.00 0.92 0.05 0.05 81.00 16:05:01 2 15.66 0.00 0.85 1.50 0.07 81.93 16:05:01 3 8.38 0.00 0.36 1.54 0.02 89.70 16:06:01 all 9.49 0.00 0.56 0.08 0.05 89.82 16:06:01 0 8.62 0.00 0.55 0.00 0.03 90.79 16:06:01 1 8.83 0.00 0.25 0.17 0.03 90.72 16:06:01 2 12.20 0.00 0.74 0.10 0.07 86.90 16:06:01 3 8.37 0.00 0.67 0.02 0.05 90.90 16:07:01 all 6.32 0.00 0.41 0.13 0.04 93.10 16:07:01 0 5.39 0.00 0.36 0.10 0.03 94.11 16:07:01 1 5.19 0.00 0.20 0.12 0.03 94.46 16:07:01 2 7.52 0.00 0.60 0.32 0.07 91.49 16:07:01 3 7.17 0.00 0.48 0.00 0.05 92.30 16:08:01 all 9.64 0.00 0.56 0.20 0.05 89.56 16:08:01 0 7.42 0.00 0.47 0.07 0.03 92.02 16:08:01 1 11.57 0.00 0.47 0.32 0.05 87.59 16:08:01 2 7.37 0.00 0.55 0.28 0.05 91.74 16:08:01 3 12.20 0.00 0.72 0.15 0.05 86.88 16:09:01 all 21.14 0.00 0.75 0.22 0.06 77.83 16:09:01 0 18.54 0.00 0.72 0.22 0.05 80.47 16:09:01 1 16.95 0.00 0.97 0.25 0.07 81.76 16:09:01 2 20.44 0.00 0.72 0.25 0.05 78.54 16:09:01 3 28.64 0.00 0.62 0.13 0.07 70.54 16:10:01 all 13.97 0.00 0.95 0.08 0.05 84.94 16:10:01 0 16.54 0.00 1.05 0.02 0.05 82.34 16:10:01 1 15.14 0.00 0.85 0.12 0.03 83.86 16:10:01 2 11.04 0.00 0.94 0.12 0.05 87.85 16:10:01 3 13.15 0.00 0.95 0.10 0.05 85.75 16:11:01 all 20.43 0.00 1.10 0.68 0.05 77.74 16:11:01 0 19.30 0.00 0.94 0.02 0.07 79.68 16:11:01 1 11.37 0.00 1.24 2.42 0.05 84.93 16:11:01 2 44.66 0.00 1.67 0.22 0.08 53.37 16:11:01 3 6.46 0.00 0.57 0.05 0.03 92.89 Average: all 14.33 0.00 0.82 0.76 0.05 84.03 Average: 0 12.41 0.00 0.70 0.21 0.04 86.64 Average: 1 12.90 0.00 0.78 0.87 0.05 85.41 Average: 2 19.67 0.00 1.10 0.77 0.06 78.39 Average: 3 12.37 0.00 0.71 1.20 0.05 85.68