---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4943 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 8.8G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 618 12738 0 2683 15096 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:dd:89:a0 brd ff:ff:ff:ff:ff:ff inet 10.30.107.212/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86107sec preferred_lft 86107sec inet6 fe80::f816:3eff:fedd:89a0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4943) 02/02/26 _x86_64_ (4 CPU) 18:49:12 LINUX RESTART (4 CPU) 18:50:02 tps rtps wtps bread/s bwrtn/s 18:51:01 107.25 16.20 91.05 1243.51 14882.68 18:52:01 134.34 24.11 110.23 1281.39 17099.55 18:53:01 14.56 2.45 12.11 70.24 7283.57 18:54:01 51.17 2.95 48.23 113.98 16581.10 Average: 76.70 11.41 65.30 674.91 13957.63 18:50:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:51:01 13917472 15602296 2507496 15.27 71560 1807916 726648 4.16 625280 1659324 99748 18:52:01 12391908 14477024 4033060 24.55 88248 2176432 1767320 10.11 1854260 1919292 88648 18:53:01 12336428 14429200 4088540 24.89 88536 2183580 2112140 12.09 1930776 1900516 2728 18:54:01 12978432 15399080 3446536 20.98 93060 2503152 905836 5.18 1096080 2087224 17304 Average: 12906060 14976900 3518908 21.42 85351 2167770 1377986 7.89 1376599 1891589 52107 18:50:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:51:01 ens3 137.80 112.78 966.18 27.52 0.00 0.00 0.00 0.00 18:51:01 lo 0.61 0.61 0.07 0.07 0.00 0.00 0.00 0.00 18:52:01 ens3 481.85 388.87 3760.60 83.14 0.00 0.00 0.00 0.00 18:52:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 18:53:01 ens3 229.27 149.07 66.66 62.23 0.00 0.00 0.00 0.00 18:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:54:01 ens3 175.80 157.36 374.03 1235.54 0.00 0.00 0.00 0.00 18:54:01 lo 2.07 2.07 0.20 0.20 0.00 0.00 0.00 0.00 Average: ens3 256.67 202.38 1293.16 353.44 0.00 0.00 0.00 0.00 Average: lo 0.79 0.79 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4943) 02/02/26 _x86_64_ (4 CPU) 18:49:12 LINUX RESTART (4 CPU) 18:50:02 CPU %user %nice %system %iowait %steal %idle 18:51:01 all 11.16 0.00 1.08 4.34 0.06 83.36 18:51:01 0 1.75 0.00 0.17 0.14 0.02 97.93 18:51:01 1 15.63 0.00 1.44 10.94 0.08 71.90 18:51:01 2 24.23 0.00 1.99 1.22 0.12 72.44 18:51:01 3 3.01 0.00 0.73 5.05 0.03 91.17 18:52:01 all 48.41 0.00 2.46 0.72 0.10 48.31 18:52:01 0 54.53 0.00 2.97 0.65 0.10 41.74 18:52:01 1 45.88 0.00 2.65 1.86 0.08 49.53 18:52:01 2 43.59 0.00 2.20 0.12 0.08 54.01 18:52:01 3 49.72 0.00 2.03 0.22 0.08 47.95 18:53:01 all 72.57 0.00 2.07 0.08 0.10 25.17 18:53:01 0 72.69 0.00 2.01 0.03 0.12 25.15 18:53:01 1 62.89 0.00 2.24 0.03 0.12 34.72 18:53:01 2 78.04 0.00 2.51 0.05 0.12 19.28 18:53:01 3 76.59 0.00 1.55 0.23 0.12 21.51 18:54:01 all 26.55 0.00 1.83 1.17 0.06 70.39 18:54:01 0 16.48 0.00 1.78 3.02 0.05 78.67 18:54:01 1 23.89 0.00 1.93 0.07 0.05 74.06 18:54:01 2 48.00 0.00 2.09 0.23 0.08 49.59 18:54:01 3 17.85 0.00 1.47 1.35 0.03 79.29 Average: all 39.78 0.00 1.87 1.57 0.08 56.71 Average: 0 36.46 0.00 1.74 0.97 0.07 60.76 Average: 1 37.16 0.00 2.07 3.20 0.08 57.49 Average: 2 48.55 0.00 2.20 0.40 0.10 48.74 Average: 3 36.94 0.00 1.45 1.70 0.07 59.84