---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-32943 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: 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 1.6G 1% /run /dev/vda1 78G 8.9G 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 613 12609 0 2817 15097 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:9d:3d:bb brd ff:ff:ff:ff:ff:ff inet 10.30.106.232/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86068sec preferred_lft 86068sec inet6 fe80::f816:3eff:fe9d:3dbb/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-32943) 08/04/25 _x86_64_ (4 CPU) 08:35:21 LINUX RESTART (4 CPU) 08:36:01 tps rtps wtps bread/s bwrtn/s 08:37:01 138.79 15.75 123.05 1212.20 43515.55 08:38:01 330.56 27.91 302.65 1359.11 14400.13 08:39:01 95.28 2.47 92.82 163.31 14521.31 08:40:01 31.61 0.97 30.64 69.98 2684.84 Average: 149.06 11.77 137.28 701.12 18779.79 08:36:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:37:01 13878012 15573812 2546956 15.51 71312 1819296 781468 4.47 652788 1668416 95760 08:38:01 12229860 14358040 4195108 25.54 93524 2210348 1884920 10.79 1963480 1962496 125396 08:39:01 10811380 13252748 5613588 34.18 99124 2507124 2834496 16.22 3300152 2026028 16196 08:40:01 12983144 15514188 3441824 20.95 102848 2589820 796480 4.56 1104932 2052060 74476 Average: 12475599 14674697 3949369 24.04 91702 2281647 1574341 9.01 1755338 1927250 77957 08:36:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:37:01 ens3 167.12 119.56 1141.54 24.76 0.00 0.00 0.00 0.00 08:37:01 lo 0.67 0.67 0.08 0.08 0.00 0.00 0.00 0.00 08:38:01 ens3 369.89 338.51 3505.03 57.73 0.00 0.00 0.00 0.00 08:38:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 08:39:01 ens3 672.77 537.51 4273.55 188.83 0.00 0.00 0.00 0.00 08:39:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 08:40:01 ens3 259.68 221.74 206.09 90.39 0.00 0.00 0.00 0.00 08:40:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 367.36 304.33 2281.47 90.43 0.00 0.00 0.00 0.00 Average: lo 0.48 0.48 0.05 0.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-32943) 08/04/25 _x86_64_ (4 CPU) 08:35:21 LINUX RESTART (4 CPU) 08:36:01 CPU %user %nice %system %iowait %steal %idle 08:37:01 all 13.34 0.00 1.14 2.86 0.06 82.61 08:37:01 0 1.68 0.00 0.23 3.63 0.03 94.42 08:37:01 1 22.20 0.00 1.47 0.82 0.10 75.41 08:37:01 2 9.73 0.00 0.73 0.37 0.03 89.13 08:37:01 3 19.71 0.00 2.12 6.62 0.07 71.48 08:38:01 all 54.27 0.00 2.51 1.00 0.13 42.09 08:38:01 0 54.67 0.00 3.04 0.25 0.13 41.91 08:38:01 1 59.09 0.00 2.14 1.54 0.12 37.11 08:38:01 2 44.39 0.00 3.03 1.00 0.12 51.46 08:38:01 3 58.91 0.00 1.85 1.22 0.12 37.90 08:39:01 all 61.60 0.00 2.24 0.22 0.11 35.82 08:39:01 0 75.58 0.00 1.99 0.02 0.10 22.32 08:39:01 1 59.51 0.00 2.15 0.12 0.12 38.10 08:39:01 2 63.94 0.00 1.94 0.02 0.12 33.98 08:39:01 3 47.41 0.00 2.89 0.73 0.13 48.83 08:40:01 all 52.69 0.00 2.77 0.13 0.10 44.32 08:40:01 0 46.43 0.00 1.87 0.03 0.10 51.56 08:40:01 1 58.60 0.00 3.56 0.02 0.08 37.74 08:40:01 2 58.94 0.00 2.75 0.05 0.13 38.12 08:40:01 3 46.83 0.00 2.87 0.40 0.10 49.80 Average: all 45.45 0.00 2.16 1.05 0.10 51.23 Average: 0 44.61 0.00 1.78 0.98 0.09 52.53 Average: 1 49.80 0.00 2.33 0.63 0.10 47.14 Average: 2 44.20 0.00 2.11 0.36 0.10 53.23 Average: 3 43.22 0.00 2.43 2.25 0.10 52.00