---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6739 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: 2799.998 BogoMIPS: 5599.99 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 463 5333 0 2178 7231 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:cf:c1:28 brd ff:ff:ff:ff:ff:ff inet 10.32.6.209/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86121sec preferred_lft 86121sec inet6 fe80::f816:3eff:fecf:c128/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6739) 02/15/26 _x86_64_ (4 CPU) 12:46:53 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:02 144.33 54.62 89.71 3590.87 41149.18 12:49:01 87.31 30.66 56.65 1717.40 8832.81 12:50:01 66.84 8.72 58.12 508.85 7272.92 12:51:02 25.76 1.70 24.06 79.45 4905.85 Average: 81.04 23.90 57.14 1473.30 15570.39 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:02 5933116 7393628 2234296 27.36 39240 1599648 731188 7.93 620448 1447804 109336 12:49:01 5589952 7300276 2577460 31.56 58792 1814612 804108 8.73 723712 1656728 100460 12:50:01 5429060 7364380 2738352 33.53 65736 2027120 728732 7.91 775632 1754252 118640 12:51:02 5460760 7403800 2706652 33.14 68228 2031604 682536 7.41 745460 1752624 10504 Average: 5603222 7365521 2564190 31.40 57999 1868246 736641 7.99 716313 1652852 84735 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:02 ens3 428.89 226.39 1461.84 64.93 0.00 0.00 0.00 0.00 12:48:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 12:49:01 ens3 108.19 109.29 545.03 24.51 0.00 0.00 0.00 0.00 12:49:01 lo 1.49 1.49 0.14 0.14 0.00 0.00 0.00 0.00 12:50:01 ens3 357.92 348.13 1481.58 63.67 0.00 0.00 0.00 0.00 12:50:01 lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 12:51:02 ens3 57.91 59.71 29.26 603.25 0.00 0.00 0.00 0.00 12:51:02 lo 1.67 1.67 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 238.79 186.20 880.88 189.77 0.00 0.00 0.00 0.00 Average: lo 1.10 1.10 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-6739) 02/15/26 _x86_64_ (4 CPU) 12:46:53 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:02 all 23.13 0.00 2.53 4.45 1.19 68.69 12:48:02 0 18.55 0.00 1.66 3.89 1.05 74.85 12:48:02 1 12.96 0.00 4.21 10.89 0.82 71.13 12:48:02 2 29.46 0.00 2.23 2.00 1.57 64.75 12:48:02 3 31.56 0.00 1.99 1.00 1.35 64.10 12:49:01 all 26.62 0.00 1.80 1.94 1.33 68.32 12:49:01 0 28.41 0.00 1.36 0.73 1.24 68.27 12:49:01 1 27.42 0.00 1.66 5.12 1.30 64.50 12:49:01 2 22.91 0.00 2.25 0.15 1.35 73.34 12:49:01 3 27.77 0.00 1.90 1.76 1.41 67.15 12:50:01 all 42.11 0.00 2.29 0.97 2.53 52.11 12:50:01 0 35.24 0.00 2.05 0.13 2.20 60.38 12:50:01 1 36.76 0.00 2.41 1.10 2.52 57.21 12:50:01 2 65.40 0.00 2.26 0.68 3.00 28.66 12:50:01 3 31.04 0.00 2.45 1.97 2.39 62.15 12:51:02 all 21.11 0.00 0.96 0.81 0.74 76.38 12:51:02 0 9.29 0.00 0.91 0.02 0.52 89.26 12:51:02 1 56.02 0.00 1.25 1.58 1.58 39.56 12:51:02 2 11.91 0.00 1.02 0.67 0.47 85.94 12:51:02 3 7.40 0.00 0.68 0.94 0.40 90.58 Average: all 28.25 0.00 1.90 2.04 1.45 66.37 Average: 0 22.84 0.00 1.50 1.20 1.25 73.22 Average: 1 33.32 0.00 2.38 4.66 1.56 58.07 Average: 2 32.46 0.00 1.94 0.88 1.60 63.12 Average: 3 24.40 0.00 1.75 1.42 1.39 71.04