---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1407 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 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 476 5343 0 2155 7220 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:11:c7:ae brd ff:ff:ff:ff:ff:ff inet 10.32.7.107/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86100sec preferred_lft 86100sec inet6 fe80::f816:3eff:fe11:c7ae/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-1407) 12/22/25 _x86_64_ (4 CPU) 07:04:46 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 102.22 36.92 65.29 1400.60 6331.11 07:07:01 76.44 30.00 46.44 1700.52 7889.49 07:08:01 64.77 7.91 56.85 468.30 7922.17 07:09:01 22.66 1.52 21.14 74.51 4724.43 Average: 66.52 19.09 47.43 910.93 6716.80 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 5958924 7391928 2208488 27.04 37616 1575288 731320 7.94 611544 1432444 59172 07:07:01 5638668 7346392 2528744 30.96 57364 1814172 840808 9.12 674204 1658096 134340 07:08:01 5423592 7339316 2743820 33.59 63360 2011164 746076 8.10 790976 1745352 129756 07:09:01 5507544 7428412 2659868 32.57 64928 2014476 654548 7.10 710068 1742552 10864 Average: 5632182 7376512 2535230 31.04 55817 1853775 743188 8.06 696698 1644611 83533 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 07:06:01 ens3 406.03 244.62 1468.30 67.41 0.00 0.00 0.00 0.00 07:07:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 07:07:01 ens3 77.62 53.97 434.01 15.31 0.00 0.00 0.00 0.00 07:08:01 lo 0.43 0.43 0.04 0.04 0.00 0.00 0.00 0.00 07:08:01 ens3 233.58 249.11 1247.78 43.87 0.00 0.00 0.00 0.00 07:09:01 lo 1.60 1.60 0.14 0.14 0.00 0.00 0.00 0.00 07:09:01 ens3 58.93 63.56 28.13 611.57 0.00 0.00 0.00 0.00 Average: lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 194.05 152.82 794.59 184.54 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1407) 12/22/25 _x86_64_ (4 CPU) 07:04:46 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 23.67 0.00 1.77 3.28 1.70 69.58 07:06:01 0 10.07 0.00 1.08 4.75 1.21 82.89 07:06:01 1 35.67 0.00 2.54 4.63 1.84 55.31 07:06:01 2 12.24 0.00 1.44 0.83 1.80 83.69 07:06:01 3 36.77 0.00 2.01 2.92 1.96 56.34 07:07:01 all 22.29 0.00 1.46 2.26 1.56 72.43 07:07:01 0 7.05 0.00 0.48 2.16 0.77 89.54 07:07:01 1 24.29 0.00 1.41 3.38 1.85 69.07 07:07:01 2 22.15 0.00 1.61 1.10 1.84 73.30 07:07:01 3 35.68 0.00 2.36 2.39 1.76 57.81 07:08:01 all 35.90 0.00 1.81 1.06 2.67 58.57 07:08:01 0 54.56 0.00 2.21 1.08 3.15 39.00 07:08:01 1 29.36 0.00 1.26 1.32 2.76 65.29 07:08:01 2 33.05 0.00 2.25 1.23 2.67 60.81 07:08:01 3 26.63 0.00 1.51 0.60 2.11 69.15 07:09:01 all 21.12 0.00 1.15 0.74 1.00 75.99 07:09:01 0 11.02 0.00 0.96 0.13 0.52 87.37 07:09:01 1 36.40 0.00 1.58 2.55 1.48 57.98 07:09:01 2 34.24 0.00 1.38 0.08 1.30 62.99 07:09:01 3 2.92 0.00 0.66 0.18 0.70 95.53 Average: all 25.75 0.00 1.55 1.84 1.73 69.13 Average: 0 20.68 0.00 1.18 2.03 1.41 74.69 Average: 1 31.42 0.00 1.70 2.97 1.99 61.93 Average: 2 25.41 0.00 1.67 0.81 1.90 70.21 Average: 3 25.50 0.00 1.64 1.52 1.63 69.71