---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-681 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 422 1372 0 2148 3258 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:5a:01:de brd ff:ff:ff:ff:ff:ff inet 10.32.6.158/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86123sec preferred_lft 86123sec inet6 fe80::f816:3eff:fe5a:1de/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-681) 07/18/25 _x86_64_ (4 CPU) 07:04:45 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 98.47 29.65 68.82 1000.90 5581.60 07:07:01 80.49 29.89 50.60 1672.64 8598.87 07:08:01 55.01 8.83 46.18 499.12 6616.10 07:09:01 23.98 0.35 23.63 33.73 4814.93 Average: 64.49 17.18 47.31 801.63 6402.97 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 1818332 3325220 2220312 54.98 40796 1626608 663588 13.04 585060 1471592 118052 07:07:01 1530540 3252400 2508104 62.10 58128 1811056 721512 14.18 663788 1654108 96496 07:08:01 1450008 3375212 2588636 64.10 63080 2005068 578028 11.36 654628 1735444 127860 07:09:01 1432296 3361272 2606348 64.54 65240 2006272 593504 11.67 672732 1733732 10748 Average: 1557794 3328526 2480850 61.43 56811 1862251 639158 12.56 644052 1648719 88289 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 ens3 361.49 180.64 1398.18 61.17 0.00 0.00 0.00 0.00 07:06:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 07:07:01 ens3 83.02 71.06 464.08 18.76 0.00 0.00 0.00 0.00 07:07:01 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 07:08:01 ens3 260.09 291.03 1235.76 644.55 0.00 0.00 0.00 0.00 07:08:01 lo 1.37 1.37 0.12 0.12 0.00 0.00 0.00 0.00 07:09:01 ens3 15.43 14.25 16.91 11.17 0.00 0.00 0.00 0.00 07:09:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 180.00 139.24 778.72 183.90 0.00 0.00 0.00 0.00 Average: lo 1.12 1.12 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-681) 07/18/25 _x86_64_ (4 CPU) 07:04:45 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 22.72 0.00 1.57 2.99 2.56 70.16 07:06:01 0 21.72 0.00 1.94 4.21 2.62 69.52 07:06:01 1 6.78 0.00 0.93 5.68 1.48 85.12 07:06:01 2 52.25 0.00 2.27 1.06 4.13 40.29 07:06:01 3 10.06 0.00 1.13 0.98 2.02 85.82 07:07:01 all 24.36 0.00 1.45 2.06 2.57 69.56 07:07:01 0 12.03 0.00 0.61 2.96 1.82 82.57 07:07:01 1 11.99 0.00 0.78 1.13 1.71 84.39 07:07:01 2 52.94 0.00 3.24 2.71 4.12 36.98 07:07:01 3 20.44 0.00 1.15 1.43 2.62 74.36 07:08:01 all 32.37 0.00 1.86 0.72 3.77 61.29 07:08:01 0 19.73 0.00 1.18 1.23 2.85 75.00 07:08:01 1 54.03 0.00 2.55 1.08 4.54 37.80 07:08:01 2 28.44 0.00 1.84 0.23 3.65 65.84 07:08:01 3 27.25 0.00 1.89 0.31 4.00 66.54 07:09:01 all 20.97 0.00 0.84 0.73 1.12 76.34 07:09:01 0 5.69 0.00 0.55 1.84 0.73 91.19 07:09:01 1 11.59 0.00 0.90 0.88 0.68 85.94 07:09:01 2 41.10 0.00 1.13 0.15 1.80 55.82 07:09:01 3 25.48 0.00 0.77 0.07 1.25 72.44 Average: all 25.12 0.00 1.43 1.62 2.51 69.32 Average: 0 14.81 0.00 1.07 2.56 2.01 79.55 Average: 1 21.14 0.00 1.29 2.19 2.11 73.27 Average: 2 43.69 0.00 2.12 1.04 3.43 49.72 Average: 3 20.81 0.00 1.23 0.70 2.48 74.78