---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8840 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 469 5328 0 2178 7226 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:f2:cf:f5 brd ff:ff:ff:ff:ff:ff inet 10.32.6.20/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86109sec preferred_lft 86109sec inet6 fe80::f816:3eff:fef2:cff5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8840) 03/14/26 _x86_64_ (4 CPU) 07:04:47 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 117.58 52.98 64.60 3498.97 6282.59 07:07:01 81.02 30.11 50.91 1688.52 8050.52 07:08:01 69.26 8.70 60.56 508.72 7442.36 07:09:01 24.50 1.72 22.78 78.79 4915.85 Average: 73.09 23.38 49.71 1443.83 6672.81 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 5942012 7381716 2225400 27.25 38668 1580008 730928 7.93 624768 1435896 69212 07:07:01 5573032 7280684 2594380 31.77 58092 1813332 832716 9.04 740868 1656224 103416 07:08:01 5452552 7387660 2714860 33.24 65456 2027136 710180 7.71 750960 1754848 117492 07:09:01 5483404 7425716 2684008 32.86 67720 2031716 648112 7.03 720768 1753296 9136 Average: 5612750 7368944 2554662 31.28 57484 1863048 730484 7.93 709341 1650066 74814 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 389.77 224.46 1468.04 65.30 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 85.40 84.40 497.52 20.39 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 07:08:01 ens3 321.51 355.16 1506.31 63.50 0.00 0.00 0.00 0.00 07:09:01 lo 1.67 1.67 0.14 0.14 0.00 0.00 0.00 0.00 07:09:01 ens3 52.64 62.62 28.39 608.67 0.00 0.00 0.00 0.00 Average: lo 1.11 1.11 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 212.34 181.66 875.09 189.46 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8840) 03/14/26 _x86_64_ (4 CPU) 07:04:47 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 22.56 0.00 1.77 4.21 1.50 69.96 07:06:01 0 23.04 0.00 1.85 5.20 1.53 68.37 07:06:01 1 20.50 0.00 1.47 6.23 1.35 70.46 07:06:01 2 26.81 0.00 1.93 1.48 1.78 67.99 07:06:01 3 19.89 0.00 1.83 3.93 1.33 73.02 07:07:01 all 25.42 0.00 1.57 2.35 1.64 69.02 07:07:01 0 22.11 0.00 1.37 4.41 1.85 70.26 07:07:01 1 23.14 0.00 1.45 1.48 1.28 72.64 07:07:01 2 40.91 0.00 1.76 0.96 2.11 54.26 07:07:01 3 15.52 0.00 1.73 2.51 1.30 78.94 07:08:01 all 39.05 0.00 2.13 1.19 3.10 54.53 07:08:01 0 29.18 0.00 1.79 1.21 3.05 64.76 07:08:01 1 44.25 0.00 1.77 0.48 3.10 50.40 07:08:01 2 50.28 0.00 3.39 1.41 3.69 41.23 07:08:01 3 32.48 0.00 1.56 1.68 2.57 61.72 07:09:01 all 20.68 0.00 1.05 1.08 1.01 76.18 07:09:01 0 3.18 0.00 0.48 1.41 0.80 94.13 07:09:01 1 47.40 0.00 1.43 0.28 1.55 49.33 07:09:01 2 21.53 0.00 1.46 0.35 1.08 75.57 07:09:01 3 10.66 0.00 0.82 2.25 0.62 85.66 Average: all 26.93 0.00 1.63 2.21 1.81 67.41 Average: 0 19.38 0.00 1.37 3.06 1.81 74.37 Average: 1 33.83 0.00 1.53 2.12 1.82 60.70 Average: 2 34.89 0.00 2.14 1.05 2.17 59.75 Average: 3 19.65 0.00 1.48 2.59 1.46 74.82