---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1272 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 450 5340 0 2185 7245 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:ce:c2:1b brd ff:ff:ff:ff:ff:ff inet 10.32.6.14/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86120sec preferred_lft 86120sec inet6 fe80::f816:3eff:fece:c21b/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-1272) 05/19/26 _x86_64_ (4 CPU) 12:46:55 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:01 154.16 66.89 87.27 4295.15 41026.78 12:49:01 86.27 30.14 56.12 1688.79 9015.43 12:50:01 68.62 8.72 59.91 508.85 7320.65 12:51:01 27.83 3.45 24.38 131.31 4945.98 Average: 84.22 27.30 56.92 1656.02 15577.21 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 5984964 7426820 2182456 26.72 38484 1582284 708660 7.69 577932 1438996 98056 12:49:01 5608008 7321508 2559412 31.34 58196 1818748 807460 8.76 699528 1662460 101076 12:50:01 5471660 7412036 2695760 33.01 65464 2032396 704108 7.64 726280 1760736 118132 12:51:01 5494440 7443704 2672980 32.73 67736 2038420 662824 7.19 703292 1759980 9384 Average: 5639768 7401017 2527652 30.95 57470 1867962 720763 7.82 676758 1655543 81662 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 12:48:01 ens3 460.52 266.52 1582.37 68.70 0.00 0.00 0.00 0.00 12:49:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 12:49:01 ens3 92.47 96.10 521.94 21.75 0.00 0.00 0.00 0.00 12:50:01 lo 0.70 0.70 0.06 0.06 0.00 0.00 0.00 0.00 12:50:01 ens3 293.02 343.49 1484.12 63.38 0.00 0.00 0.00 0.00 12:51:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 12:51:01 ens3 51.96 61.26 30.06 610.52 0.00 0.00 0.00 0.00 Average: lo 1.16 1.16 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 224.49 191.84 904.62 191.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1272) 05/19/26 _x86_64_ (4 CPU) 12:46:55 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 21.62 0.00 2.69 4.93 1.38 69.38 12:48:01 0 20.70 0.00 5.07 7.63 1.22 65.38 12:48:01 1 38.27 0.00 2.48 5.04 1.68 52.53 12:48:01 2 16.57 0.00 1.60 3.77 1.42 76.65 12:48:01 3 10.93 0.00 1.67 3.29 1.20 82.91 12:49:01 all 26.32 0.00 1.65 1.93 1.59 68.52 12:49:01 0 26.25 0.00 1.50 4.15 1.52 66.58 12:49:01 1 40.67 0.00 2.63 1.35 1.92 53.43 12:49:01 2 27.93 0.00 1.49 1.92 1.87 66.78 12:49:01 3 10.38 0.00 0.97 0.28 1.05 87.32 12:50:01 all 40.09 0.00 2.24 0.73 2.78 54.16 12:50:01 0 35.45 0.00 1.54 1.04 2.63 59.33 12:50:01 1 41.27 0.00 1.60 0.13 2.60 54.39 12:50:01 2 48.41 0.00 2.67 0.27 2.98 45.68 12:50:01 3 35.28 0.00 3.12 1.48 2.90 57.22 12:51:01 all 20.90 0.00 1.03 0.80 1.04 76.24 12:51:01 0 4.36 0.00 0.58 0.22 0.42 94.42 12:51:01 1 35.25 0.00 1.36 0.08 1.58 61.73 12:51:01 2 22.01 0.00 1.30 0.15 1.03 75.52 12:51:01 3 21.89 0.00 0.90 2.74 1.11 73.35 Average: all 27.24 0.00 1.90 2.09 1.70 67.07 Average: 0 21.72 0.00 2.17 3.26 1.45 71.40 Average: 1 38.86 0.00 2.02 1.65 1.94 55.52 Average: 2 28.73 0.00 1.76 1.53 1.83 66.16 Average: 3 19.65 0.00 1.66 1.95 1.57 75.17