---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-649 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 7.5G 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 423 1429 0 2091 3258 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:f7:15:53 brd ff:ff:ff:ff:ff:ff inet 10.32.6.246/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86102sec preferred_lft 86102sec inet6 fe80::f816:3eff:fef7:1553/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-649) 07/17/25 _x86_64_ (4 CPU) 19:12:54 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 134.81 55.59 79.22 3646.59 39585.95 19:15:01 53.64 0.22 53.42 26.66 9100.62 19:16:01 78.69 18.53 60.16 668.71 8714.56 19:17:01 23.14 0.83 22.31 54.52 4389.20 Average: 72.57 18.79 53.78 1099.06 15446.84 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 1975212 3371192 2063432 51.09 35232 1525364 608812 11.97 522348 1385440 64884 19:15:01 1762620 3355468 2276024 56.36 51644 1695188 615768 12.10 545080 1554068 63940 19:16:01 1486544 3345744 2552100 63.19 62340 1940216 603780 11.87 647984 1706836 99332 19:17:01 1433636 3304156 2605008 64.50 64456 1949112 646220 12.70 695312 1710420 8840 Average: 1664503 3344140 2374141 58.79 53418 1777470 618645 12.16 602681 1589191 59249 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 ens3 280.79 181.09 1064.38 63.07 0.00 0.00 0.00 0.00 19:14:01 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 19:15:01 ens3 47.39 39.04 630.85 5.02 0.00 0.00 0.00 0.00 19:15:01 lo 0.37 0.37 0.03 0.03 0.00 0.00 0.00 0.00 19:16:01 ens3 294.45 293.24 1401.40 61.25 0.00 0.00 0.00 0.00 19:16:01 lo 1.73 1.73 0.17 0.17 0.00 0.00 0.00 0.00 19:17:01 ens3 48.22 56.76 26.56 524.30 0.00 0.00 0.00 0.00 19:17:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 167.71 142.54 780.79 163.42 0.00 0.00 0.00 0.00 Average: lo 0.99 0.99 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-649) 07/17/25 _x86_64_ (4 CPU) 19:12:54 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 19.33 0.00 2.46 3.98 2.35 71.88 19:14:01 0 16.02 0.00 1.50 3.89 1.99 76.61 19:14:01 1 12.17 0.00 1.44 3.80 2.46 80.13 19:14:01 2 16.32 0.00 3.38 6.82 2.34 71.14 19:14:01 3 32.86 0.00 3.49 1.41 2.61 59.64 19:15:01 all 17.18 0.00 1.05 1.49 1.17 79.11 19:15:01 0 19.42 0.00 0.72 0.45 1.08 78.34 19:15:01 1 13.69 0.00 1.15 4.82 0.96 79.37 19:15:01 2 20.96 0.00 1.43 0.10 1.28 76.23 19:15:01 3 14.66 0.00 0.90 0.62 1.36 82.46 19:16:01 all 38.56 0.00 2.18 0.85 4.80 53.60 19:16:01 0 36.13 0.00 2.64 1.57 4.74 54.92 19:16:01 1 45.86 0.00 2.15 0.41 5.21 46.37 19:16:01 2 37.83 0.00 2.03 0.89 4.82 54.43 19:16:01 3 34.42 0.00 1.95 0.51 4.44 58.67 19:17:01 all 21.08 0.00 0.96 0.72 1.22 76.03 19:17:01 0 4.08 0.00 0.48 1.71 0.60 93.13 19:17:01 1 68.72 0.00 2.13 0.35 3.02 25.78 19:17:01 2 10.67 0.00 0.90 0.05 0.68 87.71 19:17:01 3 0.95 0.00 0.32 0.75 0.57 97.42 Average: all 24.06 0.00 1.66 1.76 2.39 70.12 Average: 0 18.94 0.00 1.34 1.90 2.11 75.71 Average: 1 35.07 0.00 1.72 2.35 2.91 57.95 Average: 2 21.47 0.00 1.94 1.97 2.29 72.34 Average: 3 20.75 0.00 1.66 0.82 2.25 74.51