---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1839 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 7.6G 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 461 5308 0 2205 7234 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:19:c7:1d brd ff:ff:ff:ff:ff:ff inet 10.32.6.172/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86138sec preferred_lft 86138sec inet6 fe80::f816:3eff:fe19:c71d/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-1839) 12/27/25 _x86_64_ (4 CPU) 16:58:58 LINUX RESTART (4 CPU) 16:59:01 tps rtps wtps bread/s bwrtn/s 17:00:02 169.46 86.52 82.94 4968.77 40275.30 17:01:01 72.25 19.28 52.97 1337.04 9246.49 17:02:01 86.15 19.43 66.73 833.86 10673.91 17:03:01 25.73 0.68 25.05 77.72 3854.29 Average: 88.46 31.53 56.94 1806.24 16040.30 16:59:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:00:02 6018624 7413652 2148796 26.31 36508 1538872 704416 7.64 584840 1399756 71116 17:01:01 5766620 7461424 2400800 29.39 57272 1801444 821828 8.92 551084 1653428 135188 17:02:01 5437112 7399320 2730308 33.43 64232 2055544 693064 7.52 704504 1816500 85104 17:03:01 5442688 7411328 2724732 33.36 66544 2059184 674552 7.32 699004 1815228 9652 Average: 5666261 7421431 2501159 30.62 56139 1863761 723465 7.85 634858 1671228 75265 16:59:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:00:02 lo 1.57 1.57 0.15 0.15 0.00 0.00 0.00 0.00 17:00:02 ens3 354.47 192.70 1244.33 63.04 0.00 0.00 0.00 0.00 17:01:01 lo 1.15 1.15 0.12 0.12 0.00 0.00 0.00 0.00 17:01:01 ens3 88.77 52.34 719.61 13.33 0.00 0.00 0.00 0.00 17:02:01 lo 0.70 0.70 0.06 0.06 0.00 0.00 0.00 0.00 17:02:01 ens3 334.39 354.77 2586.03 59.31 0.00 0.00 0.00 0.00 17:03:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 17:03:01 ens3 11.60 12.95 9.10 5.99 0.00 0.00 0.00 0.00 Average: lo 1.04 1.04 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 197.76 153.61 1141.57 35.51 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1839) 12/27/25 _x86_64_ (4 CPU) 16:58:58 LINUX RESTART (4 CPU) 16:59:01 CPU %user %nice %system %iowait %steal %idle 17:00:02 all 20.67 0.00 2.69 5.81 2.87 67.96 17:00:02 0 15.22 0.00 4.54 3.76 2.42 74.07 17:00:02 1 21.71 0.00 1.68 10.60 3.02 62.99 17:00:02 2 16.64 0.00 1.87 3.19 2.99 75.32 17:00:02 3 29.11 0.00 2.65 5.70 3.07 59.47 17:01:01 all 20.62 0.00 1.34 2.27 1.72 74.06 17:01:01 0 29.18 0.00 1.42 0.29 1.44 67.67 17:01:01 1 13.80 0.00 1.00 7.25 1.27 76.69 17:01:01 2 10.87 0.00 1.12 0.77 2.15 85.09 17:01:01 3 28.68 0.00 1.81 0.76 2.02 66.73 17:02:01 all 36.86 0.00 2.11 1.39 5.78 53.86 17:02:01 0 28.43 0.00 1.65 0.82 5.63 63.47 17:02:01 1 38.94 0.00 2.92 1.35 5.83 50.96 17:02:01 2 43.79 0.00 1.64 2.65 5.50 46.42 17:02:01 3 36.31 0.00 2.23 0.75 6.16 54.55 17:03:01 all 20.61 0.00 0.89 1.01 1.25 76.24 17:03:01 0 31.49 0.00 0.76 0.48 1.54 65.73 17:03:01 1 10.13 0.00 0.91 0.96 0.83 87.17 17:03:01 2 35.57 0.00 1.28 2.54 1.89 58.73 17:03:01 3 5.24 0.00 0.60 0.05 0.73 93.38 Average: all 24.74 0.00 1.76 2.62 2.92 67.96 Average: 0 26.07 0.00 2.10 1.34 2.78 67.72 Average: 1 21.22 0.00 1.63 5.03 2.75 69.36 Average: 2 26.81 0.00 1.48 2.29 3.14 66.28 Average: 3 24.86 0.00 1.82 1.82 3.01 68.49