---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6339 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 461 5365 0 2149 7236 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:8d:a2:86 brd ff:ff:ff:ff:ff:ff inet 10.32.6.163/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86105sec preferred_lft 86105sec inet6 fe80::f816:3eff:fe8d:a286/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6339) 10/13/25 _x86_64_ (4 CPU) 07:04:49 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 111.70 54.29 57.41 3572.07 5073.17 07:07:01 74.85 17.45 57.40 1248.06 9964.41 07:08:01 75.65 20.79 54.86 946.19 7501.45 07:09:01 20.95 1.32 19.63 65.72 4737.61 Average: 70.77 23.49 47.28 1458.85 6806.06 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 6006080 7425128 2161340 26.46 36572 1562084 683188 7.41 574708 1422288 86540 07:07:01 5798376 7485320 2369044 29.01 57160 1793448 575888 6.25 526996 1645028 122228 07:08:01 5464648 7371988 2702772 33.09 62836 2003676 686948 7.45 758476 1737948 116764 07:09:01 5537260 7451536 2630160 32.20 64780 2008068 613280 6.65 686476 1736508 10464 Average: 5701591 7433493 2465829 30.19 55337 1841819 639826 6.94 636664 1635443 83999 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 ens3 203.45 149.51 1397.62 58.15 0.00 0.00 0.00 0.00 07:06:02 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 07:07:01 ens3 63.01 39.35 475.08 12.75 0.00 0.00 0.00 0.00 07:07:01 lo 1.42 1.42 0.13 0.13 0.00 0.00 0.00 0.00 07:08:01 ens3 215.14 249.11 1255.26 53.07 0.00 0.00 0.00 0.00 07:08:01 lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 07:09:01 ens3 51.11 59.94 27.74 603.29 0.00 0.00 0.00 0.00 07:09:01 lo 1.53 1.53 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 133.48 124.84 790.28 182.51 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 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6339) 10/13/25 _x86_64_ (4 CPU) 07:04:49 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 20.10 0.00 1.77 4.71 3.07 70.35 07:06:02 0 36.94 0.00 2.40 4.03 3.95 52.68 07:06:02 1 14.30 0.00 1.71 7.07 2.35 74.57 07:06:02 2 10.09 0.00 0.97 0.69 2.98 85.27 07:06:02 3 19.09 0.00 1.98 7.07 3.00 68.86 07:07:01 all 20.47 0.00 1.46 2.45 1.48 74.14 07:07:01 0 23.15 0.00 1.83 6.97 1.34 66.71 07:07:01 1 20.42 0.00 1.19 0.30 1.25 76.84 07:07:01 2 33.36 0.00 1.91 0.98 2.39 61.36 07:07:01 3 5.05 0.00 0.91 1.53 0.94 91.57 07:08:01 all 35.79 0.00 1.78 1.63 5.02 55.78 07:08:01 0 32.65 0.00 1.52 1.36 4.83 59.64 07:08:01 1 26.25 0.00 1.56 1.41 4.84 65.93 07:08:01 2 54.53 0.00 2.13 2.07 5.99 35.28 07:08:01 3 29.78 0.00 1.90 1.67 4.47 62.19 07:09:01 all 20.64 0.00 1.15 0.87 1.42 75.91 07:09:01 0 40.30 0.00 1.48 0.25 1.98 55.99 07:09:01 1 10.67 0.00 0.63 0.30 0.86 87.54 07:09:01 2 17.44 0.00 1.08 0.32 1.68 79.50 07:09:01 3 14.13 0.00 1.42 2.65 1.15 80.65 Average: all 24.28 0.00 1.54 2.42 2.76 69.00 Average: 0 33.31 0.00 1.81 3.13 3.03 58.71 Average: 1 17.91 0.00 1.27 2.28 2.34 76.19 Average: 2 28.82 0.00 1.52 1.01 3.26 65.38 Average: 3 17.08 0.00 1.55 3.24 2.40 75.73