---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1429 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 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 641 13020 0 2377 15079 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:6c:cc:d4 brd ff:ff:ff:ff:ff:ff inet 10.30.107.246/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86021sec preferred_lft 86021sec inet6 fe80::f816:3eff:fe6c:ccd4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1429) 10/08/25 _x86_64_ (4 CPU) 21:10:22 LINUX RESTART (4 CPU) 21:11:01 tps rtps wtps bread/s bwrtn/s 21:12:01 145.28 32.28 113.00 1693.72 27722.85 21:13:01 91.10 15.03 76.07 939.31 26705.55 21:14:01 20.80 0.00 20.80 0.00 17737.71 21:15:01 5.43 0.00 5.43 0.00 5910.70 21:16:01 20.76 3.33 17.43 239.29 6166.71 Average: 56.67 10.13 46.54 574.45 16848.34 21:11:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:12:01 13755680 15460688 2669288 16.25 70244 1828696 894964 5.12 771700 1670768 131412 21:13:01 12047484 13952560 4377484 26.65 76384 2015408 2185188 12.51 2358736 1773252 22044 21:14:01 12066644 13971788 4358324 26.53 76472 2015452 2185188 12.51 2339888 1773264 228 21:15:01 11958020 13863916 4466948 27.20 76548 2016088 2355280 13.48 2447788 1773792 636 21:16:01 13345884 15441512 3079084 18.75 80548 2197008 875920 5.01 943508 1885272 23356 Average: 12634742 14538093 3790226 23.08 76039 2014530 1699308 9.73 1772324 1775270 35535 21:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:12:01 ens3 117.40 86.69 1167.74 23.00 0.00 0.00 0.00 0.00 21:12:01 lo 1.20 1.20 0.15 0.15 0.00 0.00 0.00 0.00 21:13:01 ens3 843.11 539.03 2468.58 223.11 0.00 0.00 0.00 0.00 21:13:01 lo 0.93 0.93 0.05 0.05 0.00 0.00 0.00 0.00 21:14:01 ens3 18.81 11.51 7.37 7.17 0.00 0.00 0.00 0.00 21:14:01 lo 2.40 2.40 0.12 0.12 0.00 0.00 0.00 0.00 21:15:01 ens3 66.69 44.82 32.37 26.83 0.00 0.00 0.00 0.00 21:15:01 lo 6.93 6.93 0.34 0.34 0.00 0.00 0.00 0.00 21:16:01 ens3 820.88 529.28 2764.82 197.73 0.00 0.00 0.00 0.00 21:16:01 lo 13.76 13.76 2.46 2.46 0.00 0.00 0.00 0.00 Average: ens3 373.37 242.26 1288.13 95.57 0.00 0.00 0.00 0.00 Average: lo 5.05 5.05 0.62 0.62 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1429) 10/08/25 _x86_64_ (4 CPU) 21:10:22 LINUX RESTART (4 CPU) 21:11:01 CPU %user %nice %system %iowait %steal %idle 21:12:01 all 20.35 0.00 1.41 5.88 0.07 72.29 21:12:01 0 12.81 0.00 1.19 1.24 0.03 84.73 21:12:01 1 42.40 0.00 2.50 4.06 0.08 50.96 21:12:01 2 9.89 0.00 0.74 13.69 0.05 75.63 21:12:01 3 16.35 0.00 1.22 4.52 0.10 77.80 21:13:01 all 66.33 0.00 2.45 1.30 0.13 29.80 21:13:01 0 72.17 0.00 1.87 1.02 0.12 24.82 21:13:01 1 64.68 0.00 2.13 0.39 0.12 32.68 21:13:01 2 62.06 0.00 2.39 3.09 0.13 32.32 21:13:01 3 66.42 0.00 3.40 0.67 0.13 29.38 21:14:01 all 0.76 0.00 0.10 1.68 0.03 97.43 21:14:01 0 0.72 0.00 0.15 0.20 0.03 98.90 21:14:01 1 0.82 0.00 0.08 6.42 0.03 92.65 21:14:01 2 0.72 0.00 0.12 0.10 0.03 99.03 21:14:01 3 0.79 0.00 0.03 0.00 0.03 99.15 21:15:01 all 1.95 0.00 0.16 0.67 0.04 97.18 21:15:01 0 1.64 0.00 0.15 0.00 0.05 98.16 21:15:01 1 2.29 0.00 0.23 2.64 0.03 94.81 21:15:01 2 2.10 0.00 0.17 0.03 0.05 97.65 21:15:01 3 1.76 0.00 0.12 0.00 0.03 98.09 21:16:01 all 52.07 0.00 2.13 0.28 0.09 45.44 21:16:01 0 52.63 0.00 1.99 0.08 0.07 45.22 21:16:01 1 44.23 0.00 2.27 0.94 0.10 52.46 21:16:01 2 57.07 0.00 2.52 0.07 0.08 40.26 21:16:01 3 54.35 0.00 1.73 0.03 0.08 43.81 Average: all 28.28 0.00 1.25 1.96 0.07 68.44 Average: 0 27.98 0.00 1.07 0.51 0.06 70.38 Average: 1 30.82 0.00 1.44 2.89 0.07 64.77 Average: 2 26.40 0.00 1.19 3.39 0.07 68.95 Average: 3 27.91 0.00 1.30 1.05 0.08 69.66