---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2405 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 7.8G 12G 41% / 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 472 5151 0 2352 7220 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:c8:0b:d6 brd ff:ff:ff:ff:ff:ff inet 10.32.6.206/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85970sec preferred_lft 85970sec inet6 fe80::f816:3eff:fec8:bd6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2405) 08/30/25 _x86_64_ (4 CPU) 11:17:02 LINUX RESTART (4 CPU) 11:18:03 tps rtps wtps bread/s bwrtn/s 11:19:01 45.18 2.31 42.87 45.21 6521.85 11:20:01 80.85 29.68 51.17 1628.93 10081.12 11:21:01 7.96 0.02 7.94 0.13 346.30 11:22:01 10.68 0.00 10.68 0.00 3581.81 11:23:01 52.82 2.73 50.09 189.97 9119.55 11:24:01 20.07 0.13 19.94 3.20 1352.12 Average: 36.21 5.83 30.38 312.64 5158.97 11:18:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:19:01 5883092 7448692 2284328 27.97 50572 1685460 662260 7.19 555528 1546344 135120 11:20:01 5558608 7299616 2608812 31.94 58056 1846048 780692 8.47 719292 1692452 2484 11:21:01 5541976 7290004 2625444 32.15 59924 1850304 780692 8.47 730968 1695860 2344 11:22:01 5279944 7130940 2887476 35.35 61424 1949396 945340 10.26 889580 1793456 3088 11:23:01 5304248 7421476 2863172 35.06 66500 2204520 653256 7.09 637876 2009912 27744 11:24:01 5227584 7345856 2939836 35.99 68540 2203860 735976 7.99 718464 2005976 10488 Average: 5465909 7322764 2701511 33.08 60836 1956598 759703 8.24 708618 1790667 30211 11:18:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:19:01 lo 0.48 0.48 0.04 0.04 0.00 0.00 0.00 0.00 11:19:01 ens3 49.91 35.17 675.56 4.42 0.00 0.00 0.00 0.00 11:20:01 lo 1.20 1.20 0.12 0.12 0.00 0.00 0.00 0.00 11:20:01 ens3 110.90 84.64 929.68 22.32 0.00 0.00 0.00 0.00 11:21:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 11:21:01 ens3 53.63 75.73 59.01 12.12 0.00 0.00 0.00 0.00 11:22:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 11:22:01 ens3 351.37 273.90 1674.12 29.47 0.00 0.00 0.00 0.00 11:23:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 11:23:01 ens3 331.59 313.11 2461.60 56.10 0.00 0.00 0.00 0.00 11:24:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 11:24:01 ens3 8.51 10.78 6.45 4.79 0.00 0.00 0.00 0.00 Average: lo 0.59 0.59 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 151.54 132.75 969.25 21.63 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2405) 08/30/25 _x86_64_ (4 CPU) 11:17:02 LINUX RESTART (4 CPU) 11:18:03 CPU %user %nice %system %iowait %steal %idle 11:19:01 all 19.17 0.00 1.43 2.29 1.93 75.18 11:19:01 0 17.54 0.00 1.10 0.33 1.30 79.74 11:19:01 1 32.00 0.00 2.41 0.55 2.16 62.88 11:19:01 2 1.69 0.00 0.63 6.76 1.57 89.35 11:19:01 3 25.49 0.00 1.63 1.48 2.68 68.72 11:20:01 all 18.89 0.00 1.27 2.65 3.30 73.90 11:20:01 0 8.67 0.00 0.90 0.31 2.63 87.48 11:20:01 1 25.11 0.00 1.20 5.17 3.21 65.31 11:20:01 2 22.65 0.00 2.00 1.21 3.76 70.37 11:20:01 3 19.12 0.00 0.97 3.89 3.63 72.39 11:21:01 all 6.51 0.00 0.35 0.05 2.10 91.00 11:21:01 0 10.23 0.00 0.69 0.02 2.37 86.69 11:21:01 1 5.33 0.00 0.16 0.13 1.78 92.60 11:21:01 2 5.65 0.00 0.35 0.03 1.75 92.22 11:21:01 3 4.85 0.00 0.13 0.02 2.47 92.53 11:22:01 all 6.19 0.00 0.65 0.09 1.90 91.18 11:22:01 0 5.76 0.00 0.40 0.17 1.19 92.49 11:22:01 1 6.24 0.00 0.92 0.02 1.93 90.89 11:22:01 2 5.93 0.00 0.50 0.00 1.26 92.31 11:22:01 3 6.80 0.00 0.79 0.15 3.21 89.05 11:23:01 all 22.09 0.00 1.88 1.23 3.47 71.33 11:23:01 0 9.04 0.00 1.27 2.23 2.21 85.24 11:23:01 1 42.44 0.00 3.15 1.01 4.25 49.15 11:23:01 2 27.59 0.00 1.43 0.18 3.35 67.44 11:23:01 3 9.37 0.00 1.68 1.52 4.03 83.41 11:24:01 all 20.32 0.00 0.93 1.11 1.99 75.64 11:24:01 0 11.79 0.00 0.54 1.60 1.60 84.47 11:24:01 1 32.23 0.00 1.31 0.25 1.46 64.76 11:24:01 2 19.40 0.00 1.06 0.15 1.86 77.54 11:24:01 3 17.97 0.00 0.85 2.41 3.03 75.74 Average: all 15.51 0.00 1.08 1.23 2.45 79.73 Average: 0 10.46 0.00 0.82 0.78 1.89 86.06 Average: 1 23.83 0.00 1.52 1.19 2.47 70.99 Average: 2 13.90 0.00 1.00 1.36 2.26 81.47 Average: 3 13.86 0.00 1.00 1.58 3.18 80.38