---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-415 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 415 1440 0 2087 3266 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:08:8f:3e brd ff:ff:ff:ff:ff:ff inet 10.32.7.176/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86104sec preferred_lft 86104sec inet6 fe80::f816:3eff:fe08:8f3e/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-415) 07/14/25 _x86_64_ (4 CPU) 19:12:59 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 180.99 106.75 74.24 5384.70 39691.93 19:15:01 55.71 0.22 55.50 26.66 9297.83 19:16:01 75.86 18.44 57.41 668.58 8614.20 19:17:01 25.06 0.82 24.24 54.38 4525.82 Average: 84.40 31.55 52.85 1533.42 15531.44 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 2010680 3396924 2027972 50.21 34108 1516720 578456 11.37 496832 1377028 62680 19:15:01 1774292 3363624 2264360 56.07 51612 1691448 596944 11.73 538740 1550320 63516 19:16:01 1554608 3409852 2484044 61.51 62004 1936412 535996 10.54 584008 1703432 100384 19:17:01 1460680 3326176 2577972 63.83 64236 1944156 613968 12.07 674484 1705632 7836 Average: 1700065 3374144 2338587 57.91 52990 1772184 581341 11.43 573516 1584103 58604 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 ens3 357.37 192.95 1094.48 63.19 0.00 0.00 0.00 0.00 19:14:01 lo 2.20 2.20 0.20 0.20 0.00 0.00 0.00 0.00 19:15:01 ens3 51.10 37.25 674.54 5.22 0.00 0.00 0.00 0.00 19:15:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 19:16:01 ens3 274.41 278.96 1405.21 63.84 0.00 0.00 0.00 0.00 19:16:01 lo 1.70 1.70 0.17 0.17 0.00 0.00 0.00 0.00 19:17:01 ens3 47.55 56.45 27.06 528.69 0.00 0.00 0.00 0.00 19:17:01 lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 182.60 141.40 800.31 165.24 0.00 0.00 0.00 0.00 Average: lo 1.34 1.34 0.12 0.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-415) 07/14/25 _x86_64_ (4 CPU) 19:12:59 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 20.46 0.00 3.46 6.62 2.80 66.67 19:14:01 0 17.31 0.00 2.34 4.70 2.36 73.30 19:14:01 1 14.62 0.00 2.42 9.89 2.55 70.52 19:14:01 2 18.64 0.00 2.33 6.77 2.96 69.30 19:14:01 3 31.22 0.00 6.75 5.13 3.37 53.53 19:15:01 all 18.98 0.00 1.19 2.51 2.22 75.10 19:15:01 0 31.46 0.00 1.87 4.32 2.51 59.84 19:15:01 1 6.05 0.00 0.36 2.82 2.69 88.09 19:15:01 2 27.99 0.00 1.65 0.66 2.28 67.41 19:15:01 3 10.63 0.00 0.93 2.25 1.37 84.83 19:16:01 all 37.06 0.00 2.21 1.31 6.90 52.52 19:16:01 0 29.40 0.00 2.18 1.55 6.82 60.05 19:16:01 1 30.72 0.00 1.95 2.43 7.25 57.65 19:16:01 2 47.26 0.00 2.44 0.37 7.06 42.87 19:16:01 3 40.87 0.00 2.29 0.88 6.46 49.50 19:17:01 all 20.11 0.00 0.87 1.09 1.88 76.06 19:17:01 0 27.58 0.00 1.01 0.81 1.69 68.91 19:17:01 1 30.20 0.00 0.89 3.18 2.18 63.54 19:17:01 2 8.69 0.00 0.57 0.13 2.42 88.19 19:17:01 3 14.05 0.00 1.01 0.23 1.21 83.49 Average: all 24.20 0.00 1.93 2.87 3.46 67.54 Average: 0 26.45 0.00 1.85 2.84 3.36 65.49 Average: 1 20.41 0.00 1.40 4.56 3.68 69.95 Average: 2 25.70 0.00 1.75 1.97 3.69 66.89 Average: 3 24.24 0.00 2.74 2.12 3.11 67.79