---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9877 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 7.8G 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 474 5165 0 2335 7217 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:50:a8:68 brd ff:ff:ff:ff:ff:ff inet 10.32.6.171/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86023sec preferred_lft 86023sec inet6 fe80::f816:3eff:fe50:a868/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9877) 11/22/25 _x86_64_ (4 CPU) 03:48:01 LINUX RESTART (4 CPU) 03:49:02 tps rtps wtps bread/s bwrtn/s 03:50:01 55.79 0.22 55.57 27.11 9387.43 03:51:01 50.58 12.33 38.25 244.05 7858.05 03:52:01 9.95 0.00 9.95 0.00 375.67 03:53:01 44.61 0.43 44.18 14.66 8685.35 03:54:01 26.94 0.68 26.26 77.71 4880.91 Average: 37.51 2.74 34.77 72.87 6226.96 03:49:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:50:01 5772808 7389036 2394612 29.32 53484 1730480 706472 7.67 621152 1585228 111844 03:51:01 5496616 7228168 2670804 32.70 58448 1835452 893316 9.69 790772 1680636 1624 03:52:01 5475928 7214904 2691492 32.95 60492 1839868 893316 9.69 805828 1684168 1472 03:53:01 5263624 7357284 2903796 35.55 65692 2181904 709580 7.70 681188 2006944 118328 03:54:01 5285460 7384568 2881960 35.29 68100 2184444 689296 7.48 661064 2004876 11172 Average: 5458887 7314792 2708533 33.16 61243 1954430 778396 8.45 712001 1792370 48888 03:49:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:50:01 ens3 48.03 39.13 662.58 5.01 0.00 0.00 0.00 0.00 03:50:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:51:01 ens3 141.54 104.75 1314.57 22.23 0.00 0.00 0.00 0.00 03:51:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 03:52:01 ens3 58.87 84.74 60.70 13.39 0.00 0.00 0.00 0.00 03:52:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:53:01 ens3 719.28 605.67 4070.87 89.73 0.00 0.00 0.00 0.00 03:53:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 03:54:01 ens3 11.61 11.75 9.00 5.77 0.00 0.00 0.00 0.00 03:54:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 196.35 169.63 1225.38 27.30 0.00 0.00 0.00 0.00 Average: lo 0.62 0.62 0.06 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9877) 11/22/25 _x86_64_ (4 CPU) 03:48:01 LINUX RESTART (4 CPU) 03:49:02 CPU %user %nice %system %iowait %steal %idle 03:50:01 all 20.65 0.00 1.36 1.47 1.19 75.33 03:50:01 0 8.02 0.00 0.82 0.64 1.86 88.66 03:50:01 1 9.86 0.00 0.93 4.87 0.44 83.89 03:50:01 2 55.81 0.00 3.37 0.34 1.97 38.51 03:50:01 3 9.06 0.00 0.31 0.03 0.46 90.14 03:51:01 all 18.18 0.00 0.97 0.95 1.40 78.51 03:51:01 0 10.61 0.00 0.91 2.43 1.59 84.46 03:51:01 1 18.03 0.00 0.63 0.66 1.10 79.58 03:51:01 2 23.13 0.00 1.38 0.25 1.58 73.65 03:51:01 3 20.99 0.00 0.97 0.45 1.35 76.24 03:52:01 all 4.58 0.00 0.25 0.04 0.22 94.92 03:52:01 0 3.99 0.00 0.12 0.13 0.17 95.59 03:52:01 1 7.84 0.00 0.70 0.03 0.22 91.21 03:52:01 2 1.57 0.00 0.17 0.00 0.23 98.03 03:52:01 3 4.92 0.00 0.03 0.00 0.23 94.81 03:53:01 all 19.81 0.00 1.73 0.49 1.24 76.73 03:53:01 0 12.62 0.00 1.61 1.36 0.93 83.47 03:53:01 1 13.98 0.00 2.26 0.22 1.05 82.50 03:53:01 2 36.75 0.00 1.94 0.07 1.88 59.36 03:53:01 3 16.06 0.00 1.09 0.30 1.09 81.46 03:54:01 all 20.61 0.00 0.96 0.90 1.27 76.27 03:54:01 0 27.20 0.00 0.96 3.15 1.69 67.00 03:54:01 1 20.94 0.00 0.81 0.08 1.50 76.67 03:54:01 2 24.40 0.00 1.18 0.28 1.23 72.91 03:54:01 3 9.84 0.00 0.90 0.08 0.63 88.55 Average: all 16.77 0.00 1.05 0.77 1.06 80.35 Average: 0 12.51 0.00 0.89 1.55 1.25 83.81 Average: 1 14.16 0.00 1.07 1.16 0.86 82.75 Average: 2 28.23 0.00 1.60 0.19 1.38 68.60 Average: 3 12.19 0.00 0.66 0.17 0.76 86.22