---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1675 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 8.5G 69G 11% / 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 620 13042 0 2376 15101 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:9c:ce:b7 brd ff:ff:ff:ff:ff:ff inet 10.30.107.205/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86031sec preferred_lft 86031sec inet6 fe80::f816:3eff:fe9c:ceb7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1675) 10/09/25 _x86_64_ (4 CPU) 21:10:49 LINUX RESTART (4 CPU) 21:11:01 tps rtps wtps bread/s bwrtn/s 21:12:01 355.63 54.13 301.50 3623.19 26703.77 21:13:01 138.68 40.98 97.70 2498.78 18157.37 21:14:01 18.40 2.23 16.16 65.06 6233.09 21:15:01 4.23 0.00 4.23 0.00 4726.01 21:16:01 20.49 3.03 17.46 226.32 9178.14 Average: 107.49 20.08 87.42 1282.71 13000.01 21:11:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:12:01 13907364 15521888 2517604 15.33 66480 1746936 810028 4.64 704276 1595716 210956 21:13:01 11886192 13760832 4538776 27.63 75680 1987088 2589472 14.82 2541436 1753276 18528 21:14:01 11900028 13803808 4524940 27.55 76400 2014812 2440136 13.96 2507236 1773244 36 21:15:01 11891144 13795088 4533824 27.60 76480 2014924 2440136 13.96 2516556 1773204 256 21:16:01 12117768 14224240 4307200 26.22 79680 2207276 2035360 11.65 2146636 1903588 64676 Average: 12340499 14221171 4084469 24.87 74944 1994207 2063026 11.81 2083228 1759806 58890 21:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:12:01 lo 1.80 1.80 0.21 0.21 0.00 0.00 0.00 0.00 21:12:01 ens3 405.63 259.28 1893.90 74.98 0.00 0.00 0.00 0.00 21:13:01 lo 0.68 0.68 0.05 0.05 0.00 0.00 0.00 0.00 21:13:01 ens3 886.19 506.73 2272.20 216.33 0.00 0.00 0.00 0.00 21:14:01 lo 2.03 2.03 0.10 0.10 0.00 0.00 0.00 0.00 21:14:01 ens3 143.21 82.05 409.92 26.27 0.00 0.00 0.00 0.00 21:15:01 lo 6.03 6.03 0.30 0.30 0.00 0.00 0.00 0.00 21:15:01 ens3 37.14 22.61 14.93 8.30 0.00 0.00 0.00 0.00 21:16:01 lo 15.46 15.46 2.55 2.55 0.00 0.00 0.00 0.00 21:16:01 ens3 847.72 510.86 2592.21 185.13 0.00 0.00 0.00 0.00 Average: lo 5.20 5.20 0.64 0.64 0.00 0.00 0.00 0.00 Average: ens3 463.99 276.32 1436.68 102.21 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1675) 10/09/25 _x86_64_ (4 CPU) 21:10:49 LINUX RESTART (4 CPU) 21:11:01 CPU %user %nice %system %iowait %steal %idle 21:12:01 all 22.38 0.00 2.16 3.97 0.05 71.44 21:12:01 0 28.04 0.00 2.03 0.85 0.05 69.03 21:12:01 1 29.94 0.00 3.18 9.17 0.07 57.65 21:12:01 2 20.03 0.00 1.98 3.62 0.05 74.32 21:12:01 3 11.49 0.00 1.44 2.26 0.03 84.78 21:13:01 all 63.20 0.00 2.35 0.89 0.10 33.46 21:13:01 0 70.50 0.00 2.14 0.50 0.10 26.76 21:13:01 1 61.89 0.00 2.14 1.42 0.10 34.44 21:13:01 2 58.95 0.00 1.94 0.95 0.10 38.06 21:13:01 3 61.43 0.00 3.20 0.70 0.10 34.57 21:14:01 all 12.32 0.00 0.38 0.28 0.05 86.97 21:14:01 0 13.07 0.00 0.32 0.00 0.07 86.55 21:14:01 1 12.87 0.00 0.60 0.17 0.02 86.34 21:14:01 2 11.07 0.00 0.37 0.00 0.03 88.53 21:14:01 3 12.28 0.00 0.23 0.95 0.05 86.48 21:15:01 all 1.20 0.00 0.15 0.22 0.03 98.39 21:15:01 0 1.53 0.00 0.22 0.00 0.02 98.23 21:15:01 1 0.62 0.00 0.15 0.05 0.03 99.15 21:15:01 2 0.65 0.00 0.13 0.00 0.03 99.18 21:15:01 3 2.02 0.00 0.15 0.82 0.07 96.95 21:16:01 all 53.32 0.00 1.86 0.17 0.10 44.54 21:16:01 0 55.11 0.00 1.97 0.03 0.10 42.79 21:16:01 1 43.18 0.00 2.52 0.12 0.10 54.08 21:16:01 2 57.48 0.00 1.19 0.00 0.10 41.24 21:16:01 3 57.46 0.00 1.77 0.55 0.10 40.12 Average: all 30.46 0.00 1.38 1.11 0.07 66.98 Average: 0 33.63 0.00 1.33 0.28 0.07 64.69 Average: 1 29.67 0.00 1.72 2.19 0.06 66.36 Average: 2 29.62 0.00 1.12 0.91 0.06 68.29 Average: 3 28.92 0.00 1.36 1.06 0.07 68.60