---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6946 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:e1:5e:64 brd ff:ff:ff:ff:ff:ff inet 10.32.6.29/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86090sec preferred_lft 86090sec inet6 fe80::f816:3eff:fee1:5e64/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6946) 10/20/25 _x86_64_ (4 CPU) 12:47:08 LINUX RESTART (4 CPU) 12:48:01 tps rtps wtps bread/s bwrtn/s 12:49:01 45.12 2.32 42.80 47.98 5785.80 12:50:01 102.87 35.67 67.19 2092.24 11791.54 12:51:01 28.67 3.12 25.56 90.24 5117.23 12:52:01 20.60 0.35 20.25 33.73 1404.43 Average: 49.31 10.36 38.95 566.07 6024.94 12:48:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:49:01 5899992 7470100 2267420 27.76 50804 1689744 626028 6.79 533964 1550168 168472 12:50:01 5297148 7077712 2870264 35.14 60740 1880772 1037176 11.25 958564 1706524 9816 12:51:01 5463752 7375560 2703660 33.10 63940 2007112 686212 7.45 761800 1736784 26892 12:52:01 5485672 7399984 2681740 32.83 65828 2007324 674912 7.32 740304 1735088 10444 Average: 5536641 7330839 2630771 32.21 60328 1896238 756082 8.20 748658 1682141 53906 12:48:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:49:01 ens3 61.91 46.48 832.00 5.46 0.00 0.00 0.00 0.00 12:49:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 12:50:01 ens3 201.87 198.17 1156.81 41.21 0.00 0.00 0.00 0.00 12:50:01 lo 1.37 1.37 0.13 0.13 0.00 0.00 0.00 0.00 12:51:01 ens3 100.65 119.58 317.62 612.77 0.00 0.00 0.00 0.00 12:51:01 lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 12:52:01 ens3 11.83 11.96 9.13 5.81 0.00 0.00 0.00 0.00 12:52:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 94.07 94.05 578.91 166.32 0.00 0.00 0.00 0.00 Average: lo 1.01 1.01 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6946) 10/20/25 _x86_64_ (4 CPU) 12:47:08 LINUX RESTART (4 CPU) 12:48:01 CPU %user %nice %system %iowait %steal %idle 12:49:01 all 18.51 0.00 1.42 2.61 2.28 75.19 12:49:01 0 16.68 0.00 1.33 0.63 1.93 79.44 12:49:01 1 34.92 0.00 2.01 1.05 2.61 59.41 12:49:01 2 8.63 0.00 1.17 7.14 2.63 80.43 12:49:01 3 13.91 0.00 1.18 1.56 1.93 81.42 12:50:01 all 30.90 0.00 2.21 2.82 6.18 57.89 12:50:01 0 29.06 0.00 2.31 2.34 5.73 60.56 12:50:01 1 28.91 0.00 2.28 2.98 6.10 59.72 12:50:01 2 30.46 0.00 1.68 3.73 6.36 57.77 12:50:01 3 35.13 0.00 2.61 2.23 6.52 53.51 12:51:01 all 24.74 0.00 1.45 1.01 3.77 69.03 12:51:01 0 9.74 0.00 1.12 0.87 3.35 84.92 12:51:01 1 38.22 0.00 1.80 0.30 4.13 55.56 12:51:01 2 16.57 0.00 1.37 2.48 3.32 76.26 12:51:01 3 34.42 0.00 1.48 0.40 4.28 59.42 12:52:01 all 19.63 0.00 1.00 0.86 1.54 76.97 12:52:01 0 20.23 0.00 1.04 0.25 1.76 76.73 12:52:01 1 20.27 0.00 0.82 0.10 1.10 77.71 12:52:01 2 10.81 0.00 1.26 2.67 0.93 84.32 12:52:01 3 27.19 0.00 0.89 0.41 2.37 69.14 Average: all 23.47 0.00 1.52 1.83 3.45 69.72 Average: 0 18.95 0.00 1.45 1.03 3.20 75.38 Average: 1 30.59 0.00 1.73 1.11 3.50 63.07 Average: 2 16.67 0.00 1.37 4.01 3.33 74.62 Average: 3 27.71 0.00 1.54 1.15 3.79 65.81