---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6903 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 445 1230 0 2267 3232 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:82:ff:18 brd ff:ff:ff:ff:ff:ff inet 10.32.7.108/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86082sec preferred_lft 86082sec inet6 fe80::f816:3eff:fe82:ff18/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6903) 10/05/24 _x86_64_ (4 CPU) 23:17:50 LINUX RESTART (4 CPU) 23:18:01 tps rtps wtps bread/s bwrtn/s 23:19:01 145.66 64.77 80.89 4448.86 7745.24 23:20:01 81.52 28.73 52.79 1611.60 9726.25 23:21:01 9.77 0.00 9.77 0.00 441.39 23:22:01 40.13 10.56 29.56 721.35 3176.14 23:23:01 54.42 4.50 49.93 190.10 6895.38 Average: 66.30 21.71 44.59 1394.38 5596.88 23:18:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:19:01 1768112 3355872 2270532 56.22 51172 1691560 589472 11.59 567056 1529796 160240 23:20:01 1478320 3222676 2560324 63.40 57428 1834628 717276 14.10 715116 1657488 4660 23:21:01 1468600 3219832 2570044 63.64 59224 1838908 725160 14.25 719148 1661048 1560 23:22:01 531520 2392716 3507124 86.84 61844 1942152 1490412 29.30 1576752 1725488 1816 23:23:01 1251280 3300664 2787364 69.02 67856 2120424 636580 12.51 753044 1827436 14156 Average: 1299566 3098352 2739078 67.82 59505 1885534 831780 16.35 866223 1680251 36486 23:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:19:01 ens3 362.67 245.48 1572.93 74.80 0.00 0.00 0.00 0.00 23:19:01 lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 23:20:01 ens3 116.68 120.78 660.27 21.10 0.00 0.00 0.00 0.00 23:20:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 23:21:01 ens3 56.31 81.42 62.49 13.00 0.00 0.00 0.00 0.00 23:21:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 23:22:01 ens3 224.51 255.19 1330.46 45.51 0.00 0.00 0.00 0.00 23:22:01 lo 87.54 87.54 32.21 32.21 0.00 0.00 0.00 0.00 23:23:01 ens3 257.41 270.29 1126.22 54.69 0.00 0.00 0.00 0.00 23:23:01 lo 33.51 33.51 4.29 4.29 0.00 0.00 0.00 0.00 Average: ens3 203.52 194.63 950.48 41.82 0.00 0.00 0.00 0.00 Average: lo 24.76 24.76 7.35 7.35 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6903) 10/05/24 _x86_64_ (4 CPU) 23:17:50 LINUX RESTART (4 CPU) 23:18:01 CPU %user %nice %system %iowait %steal %idle 23:19:01 all 22.07 0.00 1.97 4.08 0.07 71.81 23:19:01 0 18.61 0.00 1.96 9.24 0.08 70.10 23:19:01 1 34.71 0.00 2.67 1.65 0.07 60.90 23:19:01 2 19.84 0.00 1.94 3.27 0.07 74.88 23:19:01 3 15.16 0.00 1.30 2.18 0.03 81.33 23:20:01 all 14.61 0.00 0.85 1.46 0.08 83.00 23:20:01 0 8.93 0.00 0.78 2.90 0.07 87.32 23:20:01 1 16.39 0.00 0.63 0.75 0.08 82.14 23:20:01 2 26.16 0.00 1.85 2.02 0.12 69.85 23:20:01 3 7.07 0.00 0.16 0.18 0.05 92.53 23:21:01 all 4.25 0.00 0.22 0.04 0.03 95.46 23:21:01 0 2.42 0.00 0.12 0.12 0.03 97.31 23:21:01 1 5.29 0.00 0.17 0.00 0.03 94.51 23:21:01 2 3.71 0.00 0.20 0.07 0.05 95.97 23:21:01 3 5.55 0.00 0.37 0.00 0.03 94.05 23:22:01 all 34.62 0.00 1.38 0.49 0.10 63.41 23:22:01 0 33.70 0.00 1.47 0.70 0.08 64.04 23:22:01 1 35.66 0.00 1.42 0.42 0.10 62.40 23:22:01 2 34.24 0.00 1.42 0.62 0.10 63.62 23:22:01 3 34.90 0.00 1.20 0.23 0.08 63.58 23:23:01 all 22.25 0.00 1.22 0.99 0.07 75.48 23:23:01 0 17.23 0.00 1.05 2.29 0.07 79.37 23:23:01 1 12.88 0.00 0.75 0.03 0.03 86.31 23:23:01 2 34.16 0.00 1.69 1.53 0.10 62.52 23:23:01 3 24.80 0.00 1.42 0.08 0.07 73.63 Average: all 19.55 0.00 1.13 1.41 0.07 77.85 Average: 0 16.16 0.00 1.08 3.05 0.07 79.65 Average: 1 20.98 0.00 1.13 0.57 0.06 77.26 Average: 2 23.61 0.00 1.42 1.50 0.09 73.38 Average: 3 17.45 0.00 0.89 0.54 0.05 81.08