---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4134 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 7.5G 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 482 5397 0 2095 7214 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:a4:94:7c brd ff:ff:ff:ff:ff:ff inet 10.32.7.78/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86119sec preferred_lft 86119sec inet6 fe80::f816:3eff:fea4:947c/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-4134) 01/25/26 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:02 tps rtps wtps bread/s bwrtn/s 19:14:01 139.91 55.80 84.10 3673.95 41248.89 19:15:01 66.47 12.79 53.68 308.73 9297.67 19:16:01 58.71 5.80 52.91 380.87 6812.86 19:17:01 23.31 1.27 22.05 69.99 4346.88 Average: 71.82 18.76 53.06 1097.55 15317.79 19:13:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 5984268 7408868 2183152 26.73 37180 1566992 715460 7.76 591536 1426892 84952 19:15:01 5649168 7311908 2518252 30.83 57256 1769100 872916 9.47 711536 1609460 102088 19:16:01 5601544 7455528 2565876 31.42 62936 1949824 620608 6.73 643820 1715436 113852 19:17:01 5538660 7397092 2628760 32.19 64936 1952332 667596 7.24 710128 1712008 9496 Average: 5693410 7393349 2474010 30.29 55577 1809562 719145 7.80 664255 1615949 77597 19:13:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 lo 0.75 0.75 0.07 0.07 0.00 0.00 0.00 0.00 19:14:01 ens3 447.55 244.06 1459.11 68.66 0.00 0.00 0.00 0.00 19:15:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 19:15:01 ens3 81.25 52.55 469.41 16.28 0.00 0.00 0.00 0.00 19:16:01 lo 0.77 0.77 0.07 0.07 0.00 0.00 0.00 0.00 19:16:01 ens3 240.48 261.59 1233.55 48.22 0.00 0.00 0.00 0.00 19:17:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 19:17:01 ens3 51.52 62.52 28.66 532.28 0.00 0.00 0.00 0.00 Average: lo 1.06 1.06 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 204.17 154.80 794.87 166.75 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4134) 01/25/26 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:02 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 22.68 0.00 2.69 4.33 1.25 69.04 19:14:01 0 9.70 0.00 1.42 7.05 1.15 80.69 19:14:01 1 11.42 0.00 0.93 0.90 0.64 86.11 19:14:01 2 44.44 0.00 5.66 4.50 1.90 43.50 19:14:01 3 25.29 0.00 2.74 4.86 1.30 65.80 19:15:01 all 25.51 0.00 1.59 1.46 1.50 69.93 19:15:01 0 30.63 0.00 1.52 0.78 1.80 65.27 19:15:01 1 28.26 0.00 1.79 0.18 1.69 68.07 19:15:01 2 20.42 0.00 1.36 4.21 1.15 72.86 19:15:01 3 22.75 0.00 1.71 0.68 1.38 73.49 19:16:01 all 40.14 0.00 2.10 0.84 2.39 54.53 19:16:01 0 35.43 0.00 2.02 1.22 2.10 59.24 19:16:01 1 47.35 0.00 1.95 0.33 2.48 47.89 19:16:01 2 40.33 0.00 2.65 0.67 2.56 53.79 19:16:01 3 37.41 0.00 1.79 1.18 2.41 57.21 19:17:01 all 21.23 0.00 1.02 0.66 1.04 76.05 19:17:01 0 17.18 0.00 1.03 0.27 0.68 80.84 19:17:01 1 49.77 0.00 1.87 1.83 1.65 44.88 19:17:01 2 13.60 0.00 0.73 0.52 0.52 84.63 19:17:01 3 4.51 0.00 0.43 0.00 1.31 93.75 Average: all 27.41 0.00 1.85 1.81 1.55 67.38 Average: 0 23.29 0.00 1.50 2.31 1.43 71.47 Average: 1 34.29 0.00 1.64 0.81 1.62 61.64 Average: 2 29.63 0.00 2.59 2.46 1.53 63.79 Average: 3 22.47 0.00 1.66 1.66 1.60 72.61