---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1194 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 8.7G 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 548 12865 0 2626 15161 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 fq_codel state UP group default qlen 1000 link/ether fa:16:3e:30:dd:b1 brd ff:ff:ff:ff:ff:ff inet 10.30.107.27/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86052sec preferred_lft 86052sec inet6 fe80::f816:3eff:fe30:ddb1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1194) 12/01/23 _x86_64_ (4 CPU) 00:05:21 LINUX RESTART (4 CPU) 00:06:01 tps rtps wtps bread/s bwrtn/s 00:07:01 88.07 13.71 74.35 989.17 20016.66 00:08:01 149.14 38.86 110.28 2428.80 27273.45 00:09:01 49.51 1.70 47.81 47.06 18257.36 00:10:01 44.74 2.12 42.63 59.72 18064.86 00:11:01 46.49 1.50 44.99 106.25 13531.74 Average: 75.59 11.58 64.01 726.20 19428.82 00:06:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:07:01 13935284 15586136 2489684 15.16 67368 1781680 764808 4.38 666692 1605908 171020 00:08:01 12563812 14526284 3861156 23.51 80068 2067972 2319572 13.27 1797992 1817684 25668 00:09:01 11898372 14062452 4526596 27.56 88632 2250728 2075248 11.88 2292748 1967180 49004 00:10:01 11898620 14203048 4526348 27.56 93316 2380820 2078668 11.90 2167912 2079936 19096 00:11:01 13174904 15525352 3250064 19.79 99324 2419608 770324 4.41 872024 2101436 29024 Average: 12694198 14780654 3730770 22.71 85742 2180162 1601724 9.17 1559474 1914429 58762 00:06:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:07:01 lo 1.07 1.07 0.11 0.11 0.00 0.00 0.00 0.00 00:07:01 ens3 60.52 41.59 859.40 6.86 0.00 0.00 0.00 0.00 00:08:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 00:08:01 ens3 540.89 400.05 2153.17 129.70 0.00 0.00 0.00 0.00 00:09:01 lo 1.20 1.20 0.20 0.20 0.00 0.00 0.00 0.00 00:09:01 ens3 822.21 600.55 2022.78 213.81 0.00 0.00 0.00 0.00 00:10:01 lo 22.45 22.45 3.77 3.77 0.00 0.00 0.00 0.00 00:10:01 ens3 410.38 314.65 1751.46 100.51 0.00 0.00 0.00 0.00 00:11:01 lo 0.67 0.67 0.07 0.07 0.00 0.00 0.00 0.00 00:11:01 ens3 73.75 54.51 446.83 18.73 0.00 0.00 0.00 0.00 Average: lo 5.16 5.16 0.84 0.84 0.00 0.00 0.00 0.00 Average: ens3 381.55 282.27 1446.73 93.92 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1194) 12/01/23 _x86_64_ (4 CPU) 00:05:21 LINUX RESTART (4 CPU) 00:06:01 CPU %user %nice %system %iowait %steal %idle 00:07:01 all 16.47 0.00 1.16 8.20 0.06 74.12 00:07:01 0 22.92 0.00 1.47 2.77 0.05 72.79 00:07:01 1 2.58 0.00 0.65 12.92 0.07 83.77 00:07:01 2 15.04 0.00 1.12 15.06 0.05 68.73 00:07:01 3 25.23 0.00 1.39 2.10 0.05 71.23 00:08:01 all 46.39 0.00 2.08 4.44 0.10 47.00 00:08:01 0 38.53 0.00 1.87 0.62 0.10 58.88 00:08:01 1 42.85 0.00 2.25 4.16 0.10 50.65 00:08:01 2 44.90 0.00 2.26 10.86 0.10 41.87 00:08:01 3 59.31 0.00 1.92 2.09 0.08 36.59 00:09:01 all 54.50 0.00 2.51 1.55 0.10 41.34 00:09:01 0 52.76 0.00 2.27 0.27 0.10 44.60 00:09:01 1 52.80 0.00 2.13 4.67 0.12 40.28 00:09:01 2 52.23 0.00 3.67 0.85 0.10 43.15 00:09:01 3 60.20 0.00 1.97 0.38 0.12 37.33 00:10:01 all 45.13 0.00 1.65 1.69 0.12 51.41 00:10:01 0 50.27 0.00 0.92 0.54 0.15 48.13 00:10:01 1 43.97 0.00 1.78 4.96 0.13 49.15 00:10:01 2 45.60 0.00 1.91 0.77 0.10 51.62 00:10:01 3 40.66 0.00 2.01 0.55 0.10 56.68 00:11:01 all 23.86 0.00 1.22 4.76 0.05 70.11 00:11:01 0 10.55 0.00 0.83 1.63 0.03 86.95 00:11:01 1 44.91 0.00 1.64 7.53 0.08 45.83 00:11:01 2 28.91 0.00 1.79 9.59 0.07 59.65 00:11:01 3 11.07 0.00 0.62 0.27 0.03 88.01 Average: all 37.26 0.00 1.72 4.13 0.09 56.80 Average: 0 34.99 0.00 1.47 1.17 0.09 62.28 Average: 1 37.43 0.00 1.69 6.85 0.10 53.93 Average: 2 37.32 0.00 2.15 7.43 0.08 53.01 Average: 3 39.29 0.00 1.58 1.08 0.08 57.98