---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9962 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 466 5412 0 2097 7231 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:4a:97:2e brd ff:ff:ff:ff:ff:ff inet 10.32.6.64/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86103sec preferred_lft 86103sec inet6 fe80::f816:3eff:fe4a:972e/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-9962) 11/22/25 _x86_64_ (4 CPU) 19:12:52 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 138.59 54.70 83.89 3596.00 40460.93 19:15:01 52.96 0.20 52.75 26.98 8836.88 19:16:01 74.93 18.53 56.40 669.78 8184.47 19:17:01 23.65 0.82 22.83 54.39 4379.67 Average: 72.61 18.64 53.97 1091.31 15493.96 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 5989348 7414152 2178072 26.67 36844 1567744 708752 7.69 587124 1428972 86672 19:15:01 5761092 7407580 2406328 29.46 55344 1756580 715132 7.76 606008 1608148 127284 19:16:01 5552628 7401184 2614792 32.01 62452 1945756 680044 7.38 697436 1713932 99684 19:17:01 5491428 7351800 2675992 32.76 64456 1955048 738108 8.01 753404 1717384 8984 Average: 5698624 7393679 2468796 30.23 54774 1806282 710509 7.71 660993 1617109 80656 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 ens3 407.96 233.29 1424.78 66.03 0.00 0.00 0.00 0.00 19:14:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 19:15:01 ens3 29.96 24.56 304.76 3.54 0.00 0.00 0.00 0.00 19:15:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 19:16:01 ens3 342.89 301.98 1413.92 63.78 0.00 0.00 0.00 0.00 19:16:01 lo 1.57 1.57 0.16 0.16 0.00 0.00 0.00 0.00 19:17:01 ens3 54.97 61.04 27.11 533.20 0.00 0.00 0.00 0.00 19:17:01 lo 1.27 1.27 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 209.71 155.77 794.74 167.31 0.00 0.00 0.00 0.00 Average: lo 1.01 1.01 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9962) 11/22/25 _x86_64_ (4 CPU) 19:12:52 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 23.13 0.00 2.41 4.67 1.59 68.21 19:14:02 0 16.19 0.00 2.65 1.14 1.39 78.62 19:14:02 1 21.71 0.00 2.35 4.10 1.65 70.20 19:14:02 2 7.94 0.00 1.78 12.19 1.28 76.80 19:14:02 3 46.71 0.00 2.87 1.25 2.02 47.15 19:15:01 all 18.07 0.00 1.21 1.55 1.14 78.03 19:15:01 0 6.08 0.00 0.51 1.26 0.86 91.29 19:15:01 1 11.87 0.00 1.06 1.87 1.13 84.07 19:15:01 2 16.53 0.00 1.37 2.53 1.22 78.36 19:15:01 3 37.94 0.00 1.88 0.53 1.32 58.33 19:16:01 all 41.30 0.00 2.33 1.26 2.99 52.12 19:16:01 0 43.25 0.00 2.04 0.61 2.67 51.43 19:16:01 1 43.45 0.00 2.12 1.01 3.31 50.12 19:16:01 2 40.48 0.00 2.87 2.25 3.15 51.25 19:16:01 3 38.00 0.00 2.32 1.14 2.84 55.70 19:17:01 all 21.24 0.00 0.87 0.60 1.04 76.26 19:17:01 0 6.11 0.00 0.61 0.02 0.63 92.63 19:17:01 1 36.06 0.00 1.20 1.02 1.27 60.46 19:17:01 2 41.67 0.00 1.25 1.36 1.89 53.83 19:17:01 3 1.13 0.00 0.40 0.02 0.40 98.05 Average: all 25.98 0.00 1.71 2.02 1.69 68.60 Average: 0 17.97 0.00 1.46 0.76 1.39 78.43 Average: 1 28.35 0.00 1.68 2.00 1.84 66.13 Average: 2 26.72 0.00 1.82 4.59 1.89 64.99 Average: 3 30.91 0.00 1.87 0.74 1.65 64.84