---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4544 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 7.6G 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 471 5353 0 2150 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:39:aa:74 brd ff:ff:ff:ff:ff:ff inet 10.32.7.32/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86111sec preferred_lft 86111sec inet6 fe80::f816:3eff:fe39:aa74/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4544) 09/24/25 _x86_64_ (4 CPU) 12:46:49 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:02 104.80 54.22 50.57 3562.47 5134.34 12:49:01 66.97 12.64 54.33 409.56 9566.11 12:50:01 79.32 25.51 53.82 1762.48 7473.24 12:51:01 21.96 1.32 20.65 65.72 4824.66 Average: 68.27 23.47 44.80 1454.42 6737.84 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:02 5972336 7397788 2195084 26.88 37172 1568088 726668 7.88 604828 1427796 87120 12:49:01 5811648 7475552 2355772 28.84 57052 1770908 608128 6.60 537624 1623380 122588 12:50:01 5446476 7355552 2720944 33.31 62724 2005704 728028 7.90 778376 1739236 117324 12:51:01 5517100 7431452 2650320 32.45 64704 2008432 647256 7.02 709060 1736472 9392 Average: 5686890 7415086 2480530 30.37 55413 1838283 677520 7.35 657472 1631721 84106 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:02 ens3 301.95 184.09 1422.17 62.35 0.00 0.00 0.00 0.00 12:48:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 12:49:01 ens3 58.41 33.69 447.93 7.62 0.00 0.00 0.00 0.00 12:49:01 lo 1.36 1.36 0.13 0.13 0.00 0.00 0.00 0.00 12:50:01 ens3 240.00 259.66 1256.83 54.68 0.00 0.00 0.00 0.00 12:50:01 lo 0.57 0.57 0.06 0.06 0.00 0.00 0.00 0.00 12:51:01 ens3 50.81 61.64 27.95 602.06 0.00 0.00 0.00 0.00 12:51:01 lo 1.67 1.67 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 163.23 135.20 790.16 182.40 0.00 0.00 0.00 0.00 Average: lo 1.08 1.08 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-4544) 09/24/25 _x86_64_ (4 CPU) 12:46:49 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:02 all 22.03 0.00 1.88 4.09 2.67 69.33 12:48:02 0 24.03 0.00 2.24 2.64 2.01 69.09 12:48:02 1 16.48 0.00 1.63 1.44 2.47 77.98 12:48:02 2 42.17 0.00 2.18 2.19 3.40 50.06 12:48:02 3 5.65 0.00 1.47 10.04 2.81 80.04 12:49:01 all 20.82 0.00 1.36 2.48 1.83 73.51 12:49:01 0 17.05 0.00 1.40 2.60 1.25 77.69 12:49:01 1 39.24 0.00 1.91 1.13 1.86 55.87 12:49:01 2 26.08 0.00 1.74 0.30 1.65 70.22 12:49:01 3 1.17 0.00 0.38 5.83 2.55 90.08 12:50:01 all 36.47 0.00 1.69 1.65 3.97 56.22 12:50:01 0 28.40 0.00 1.39 3.65 3.26 63.30 12:50:01 1 35.70 0.00 1.60 0.18 3.63 58.89 12:50:01 2 30.43 0.00 2.17 1.49 4.28 61.63 12:50:01 3 51.38 0.00 1.66 1.28 4.71 40.97 12:51:01 all 20.86 0.00 1.20 0.74 1.06 76.14 12:51:01 0 40.37 0.00 1.39 0.90 1.84 55.50 12:51:01 1 24.34 0.00 1.46 0.08 1.00 73.11 12:51:01 2 0.90 0.00 0.48 1.94 0.83 95.85 12:51:01 3 17.78 0.00 1.43 0.03 0.57 80.19 Average: all 25.06 0.00 1.53 2.24 2.39 68.77 Average: 0 27.51 0.00 1.61 2.45 2.09 66.34 Average: 1 28.89 0.00 1.65 0.71 2.24 66.51 Average: 2 24.93 0.00 1.64 1.49 2.55 69.40 Average: 3 18.96 0.00 1.24 4.32 2.66 72.83