---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4096 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 1.6G 1% /run /dev/vda1 78G 8.4G 69G 11% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 555 13266 0 2217 15167 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:c3:09:03 brd ff:ff:ff:ff:ff:ff inet 10.30.107.246/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86208sec preferred_lft 86208sec inet6 fe80::f816:3eff:fec3:903/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4096) 09/22/26 _x86_64_ (4 CPU) 07:07:52 LINUX RESTART (4 CPU) 07:08:01 tps rtps wtps bread/s bwrtn/s 07:09:01 311.38 54.02 257.36 3618.79 68052.25 07:10:01 128.70 14.95 113.75 727.21 15257.32 07:11:01 25.03 2.23 22.80 158.91 2774.74 Average: 155.04 23.73 131.31 1501.76 28696.96 07:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:09:01 13908880 15525504 2516088 15.32 66692 1750040 797904 4.57 691708 1607404 201736 07:10:01 12855744 14756264 3569224 21.73 77960 2007956 1543008 8.83 1504248 1817656 30744 07:11:01 13594520 15541012 2830448 17.23 81012 2048836 767012 4.39 761340 1820512 26460 Average: 13453048 15274260 2971920 18.09 75221 1935611 1035975 5.93 985765 1748524 86313 07:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:09:01 ens3 364.41 259.50 2019.40 78.20 0.00 0.00 0.00 0.00 07:09:01 lo 1.27 1.27 0.15 0.15 0.00 0.00 0.00 0.00 07:10:01 ens3 173.62 146.94 1231.36 134.13 0.00 0.00 0.00 0.00 07:10:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 07:11:01 ens3 48.01 41.69 24.27 78.23 0.00 0.00 0.00 0.00 07:11:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 195.36 149.38 1091.73 96.85 0.00 0.00 0.00 0.00 Average: lo 0.73 0.73 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4096) 09/22/26 _x86_64_ (4 CPU) 07:07:52 LINUX RESTART (4 CPU) 07:08:01 CPU %user %nice %system %iowait %steal %idle 07:09:01 all 22.26 0.00 2.08 4.14 0.01 71.51 07:09:01 0 10.92 0.00 1.69 7.08 0.00 80.31 07:09:01 1 31.30 0.00 2.52 1.44 0.00 64.74 07:09:01 2 23.54 0.00 2.70 3.07 0.00 70.68 07:09:01 3 23.28 0.00 1.41 4.97 0.00 70.34 07:10:01 all 52.32 0.00 2.52 0.50 0.02 44.65 07:10:01 0 49.57 0.00 1.93 0.38 0.02 48.10 07:10:01 1 46.45 0.00 2.22 0.54 0.02 50.77 07:10:01 2 60.86 0.00 3.37 0.92 0.03 34.81 07:10:01 3 52.38 0.00 2.57 0.15 0.03 44.87 07:11:01 all 39.22 0.00 1.95 0.14 0.02 58.67 07:11:01 0 35.50 0.00 2.36 0.35 0.02 61.77 07:11:01 1 52.80 0.00 1.77 0.10 0.03 45.30 07:11:01 2 41.11 0.00 2.23 0.08 0.00 56.57 07:11:01 3 27.44 0.00 1.42 0.03 0.00 71.10 Average: all 37.93 0.00 2.19 1.59 0.02 58.28 Average: 0 32.01 0.00 1.99 2.60 0.01 63.38 Average: 1 43.52 0.00 2.17 0.69 0.02 53.60 Average: 2 41.81 0.00 2.77 1.36 0.01 54.05 Average: 3 34.37 0.00 1.80 1.72 0.01 62.11