---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9971 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 491 5306 0 2177 7204 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:31:57:d4 brd ff:ff:ff:ff:ff:ff inet 10.32.6.82/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86110sec preferred_lft 86110sec inet6 fe80::f816:3eff:fe31:57d4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9971) 03/28/26 _x86_64_ (4 CPU) 14:54:54 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:01 142.56 56.86 85.70 3648.59 40589.39 14:57:01 85.72 31.01 54.72 1721.96 9157.35 14:58:01 71.39 8.88 62.51 511.25 7502.08 14:59:01 26.85 3.47 23.38 132.78 4938.64 Average: 81.63 25.05 56.58 1503.65 15546.60 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:01 5953448 7378612 2213964 27.11 37160 1568076 725964 7.88 619776 1430560 87688 14:57:01 5569676 7269516 2597736 31.81 57424 1806564 844924 9.17 749724 1651192 101264 14:58:01 5454484 7382556 2712928 33.22 65256 2020508 683856 7.42 753744 1749496 114364 14:59:01 5502468 7444160 2664944 32.63 67672 2031068 613532 6.66 699168 1752852 8732 Average: 5620019 7368711 2547393 31.19 56878 1856554 717069 7.78 705603 1646025 78012 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 14:56:01 ens3 442.03 248.68 1474.50 66.09 0.00 0.00 0.00 0.00 14:57:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 14:57:01 ens3 67.33 57.26 434.22 16.78 0.00 0.00 0.00 0.00 14:58:01 lo 0.70 0.70 0.06 0.06 0.00 0.00 0.00 0.00 14:58:01 ens3 321.31 363.34 1560.27 60.95 0.00 0.00 0.00 0.00 14:59:01 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 14:59:01 ens3 55.41 60.17 28.50 608.41 0.00 0.00 0.00 0.00 Average: lo 1.06 1.06 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 221.51 182.36 874.35 188.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9971) 03/28/26 _x86_64_ (4 CPU) 14:54:54 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:01 all 23.45 0.00 2.93 4.94 1.57 67.11 14:56:01 0 12.53 0.00 6.07 8.89 1.46 71.04 14:56:01 1 31.54 0.00 1.54 1.82 1.12 63.99 14:56:01 2 19.13 0.00 2.19 6.88 2.24 69.55 14:56:01 3 30.66 0.00 1.92 2.12 1.47 63.84 14:57:01 all 24.93 0.00 1.71 2.15 1.43 69.78 14:57:01 0 15.25 0.00 1.00 5.19 1.33 77.24 14:57:01 1 14.23 0.00 1.28 1.20 0.96 82.32 14:57:01 2 38.39 0.00 2.51 0.63 1.96 56.51 14:57:01 3 31.87 0.00 2.08 1.58 1.45 63.01 14:58:01 all 43.20 0.00 2.40 1.09 2.98 50.32 14:58:01 0 47.42 0.00 2.05 1.36 3.15 46.01 14:58:01 1 36.98 0.00 3.20 2.27 2.79 54.77 14:58:01 2 48.48 0.00 2.84 0.63 3.32 44.73 14:58:01 3 39.91 0.00 1.51 0.13 2.64 55.80 14:59:01 all 20.90 0.00 1.01 0.95 1.09 76.05 14:59:01 0 1.56 0.00 0.45 2.24 0.45 95.30 14:59:01 1 0.91 0.00 0.33 1.00 1.03 96.73 14:59:01 2 50.77 0.00 2.16 0.38 1.75 44.93 14:59:01 3 30.43 0.00 1.08 0.15 1.18 67.16 Average: all 28.13 0.00 2.01 2.28 1.77 65.81 Average: 0 19.21 0.00 2.39 4.42 1.60 72.38 Average: 1 20.91 0.00 1.59 1.57 1.48 74.46 Average: 2 39.20 0.00 2.43 2.13 2.32 53.93 Average: 3 33.22 0.00 1.65 0.99 1.69 62.45