---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-855 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 8.0G 12G 42% / 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 472 4918 0 2585 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:67:38:92 brd ff:ff:ff:ff:ff:ff inet 10.32.6.124/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86018sec preferred_lft 86018sec inet6 fe80::f816:3eff:fe67:3892/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-855) 04/18/26 _x86_64_ (4 CPU) 15:07:57 LINUX RESTART (4 CPU) 15:08:01 tps rtps wtps bread/s bwrtn/s 15:09:02 166.76 81.57 85.19 4870.38 40758.03 15:10:01 84.87 30.24 54.63 1685.26 9759.00 15:11:01 34.61 0.20 34.41 2.80 13062.22 15:12:01 9.03 0.00 9.03 0.00 358.21 15:13:01 46.10 2.13 43.97 115.03 8790.14 15:14:01 25.01 0.70 24.31 77.85 4776.67 Average: 61.00 19.11 41.89 1123.75 12926.75 15:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:09:02 5970892 7392540 2196520 26.89 36820 1565064 712828 7.73 607604 1427840 84744 15:10:01 5597920 7293736 2569492 31.46 56556 1803932 841556 9.13 745476 1630824 106604 15:11:01 5318460 7297376 2848952 34.88 58796 2080132 792632 8.60 740316 1905652 1684 15:12:01 5303508 7289072 2863904 35.07 60520 2084184 792632 8.60 750092 1908896 848 15:13:01 5029872 7375120 3137540 38.42 65480 2431568 701760 7.61 680944 2236764 115276 15:14:01 5043820 7395248 3123592 38.24 67728 2435052 683764 7.42 668376 2234920 10736 Average: 5377412 7340515 2790000 34.16 57650 2066655 754195 8.18 698801 1890816 53315 15:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:09:02 ens3 459.21 271.09 1479.24 68.73 0.00 0.00 0.00 0.00 15:09:02 lo 1.53 1.53 0.13 0.13 0.00 0.00 0.00 0.00 15:10:01 ens3 69.96 53.17 456.68 14.52 0.00 0.00 0.00 0.00 15:10:01 lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 15:11:01 ens3 213.75 168.72 4613.30 19.31 0.00 0.00 0.00 0.00 15:11:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 15:12:01 ens3 53.04 75.72 58.96 12.51 0.00 0.00 0.00 0.00 15:12:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 15:13:01 ens3 679.76 585.42 4098.51 85.89 0.00 0.00 0.00 0.00 15:13:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 15:14:01 ens3 11.51 11.43 9.01 5.78 0.00 0.00 0.00 0.00 15:14:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 248.38 194.66 1789.67 34.51 0.00 0.00 0.00 0.00 Average: lo 0.78 0.78 0.07 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-855) 04/18/26 _x86_64_ (4 CPU) 15:07:57 LINUX RESTART (4 CPU) 15:08:01 CPU %user %nice %system %iowait %steal %idle 15:09:02 all 21.83 0.00 2.79 5.48 1.32 68.58 15:09:02 0 15.46 0.00 2.07 6.08 1.00 75.40 15:09:02 1 12.85 0.00 4.50 5.23 1.02 76.40 15:09:02 2 15.52 0.00 1.34 6.11 1.51 75.51 15:09:02 3 43.58 0.00 3.25 4.49 1.76 46.93 15:10:01 all 22.20 0.00 1.41 2.22 1.40 72.77 15:10:01 0 7.64 0.00 0.47 1.76 0.64 89.49 15:10:01 1 9.94 0.00 1.02 2.98 0.80 85.27 15:10:01 2 12.92 0.00 1.14 3.03 2.09 80.83 15:10:01 3 58.45 0.00 3.03 1.08 2.05 35.39 15:11:01 all 9.55 0.00 0.68 0.64 1.00 88.12 15:11:01 0 9.99 0.00 0.43 0.05 1.02 88.51 15:11:01 1 3.36 0.00 0.32 0.43 0.48 95.41 15:11:01 2 15.71 0.00 0.55 0.57 1.06 82.11 15:11:01 3 9.15 0.00 1.40 1.53 1.50 86.43 15:12:01 all 3.33 0.00 0.29 0.03 0.88 95.46 15:12:01 0 1.82 0.00 0.10 0.13 0.52 97.43 15:12:01 1 3.42 0.00 0.51 0.00 1.04 95.03 15:12:01 2 3.96 0.00 0.28 0.00 0.55 95.20 15:12:01 3 4.14 0.00 0.28 0.00 1.41 94.17 15:13:01 all 18.12 0.00 1.54 0.63 2.26 77.44 15:13:01 0 16.52 0.00 1.14 1.38 1.94 79.02 15:13:01 1 14.18 0.00 1.59 0.13 1.94 82.16 15:13:01 2 21.29 0.00 1.29 0.18 2.41 74.84 15:13:01 3 20.49 0.00 2.10 0.84 2.75 73.81 15:14:01 all 20.50 0.00 1.06 0.97 1.00 76.47 15:14:01 0 12.69 0.00 0.83 2.38 0.67 83.43 15:14:01 1 17.48 0.00 1.28 0.07 0.75 80.42 15:14:01 2 4.76 0.00 0.43 0.02 0.72 94.08 15:14:01 3 46.96 0.00 1.69 1.41 1.87 48.06 Average: all 15.91 0.00 1.29 1.66 1.31 79.83 Average: 0 10.70 0.00 0.84 1.96 0.97 85.53 Average: 1 10.20 0.00 1.54 1.47 1.01 85.79 Average: 2 12.38 0.00 0.84 1.65 1.39 83.74 Average: 3 30.35 0.00 1.95 1.56 1.89 64.26