---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2374 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.7G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 554 1136 0 2252 3122 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:c5:a0:ae brd ff:ff:ff:ff:ff:ff inet 10.32.6.100/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86168sec preferred_lft 86168sec inet6 fe80::f816:3eff:fec5:a0ae/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2374) 12/30/23 _x86_64_ (4 CPU) 15:35:52 LINUX RESTART (4 CPU) 15:36:01 tps rtps wtps bread/s bwrtn/s 15:37:01 120.06 67.21 52.85 4542.09 21630.79 15:38:01 103.97 12.37 91.60 251.87 16037.47 15:39:01 39.27 7.83 31.44 514.90 6450.12 Average: 87.76 29.14 58.63 1769.78 14705.98 15:36:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:37:01 1786112 3346404 2252532 55.77 48968 1667960 627152 12.33 573444 1508616 147424 15:38:01 1191348 3062776 2847296 70.50 63164 1949932 825588 16.23 890068 1757268 16552 15:39:01 1198148 3224540 2840496 70.33 68564 2095920 686120 13.49 811912 1820908 43544 Average: 1391869 3211240 2646775 65.54 60232 1904604 712953 14.01 758475 1695597 69173 15:36:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:37:01 ens3 302.27 214.51 1376.84 60.84 0.00 0.00 0.00 0.00 15:37:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 15:38:01 ens3 441.75 445.47 2706.42 81.25 0.00 0.00 0.00 0.00 15:38:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 15:39:01 ens3 476.34 350.35 1188.99 143.50 0.00 0.00 0.00 0.00 15:39:01 lo 1.37 1.37 0.17 0.17 0.00 0.00 0.00 0.00 Average: ens3 406.78 336.76 1757.31 95.20 0.00 0.00 0.00 0.00 Average: lo 1.23 1.23 0.13 0.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2374) 12/30/23 _x86_64_ (4 CPU) 15:35:52 LINUX RESTART (4 CPU) 15:36:01 CPU %user %nice %system %iowait %steal %idle 15:37:01 all 21.82 0.00 1.97 3.23 0.05 72.92 15:37:01 0 11.24 0.00 1.37 6.62 0.03 80.74 15:37:01 1 20.16 0.00 2.32 2.70 0.03 74.79 15:37:01 2 26.68 0.00 2.03 1.74 0.08 69.47 15:37:01 3 29.21 0.00 2.12 1.89 0.05 66.73 15:38:01 all 28.29 0.00 1.59 1.82 0.08 68.23 15:38:01 0 17.09 0.00 0.90 3.42 0.05 78.54 15:38:01 1 42.74 0.00 2.14 1.32 0.10 53.71 15:38:01 2 24.71 0.00 2.10 2.01 0.08 71.10 15:38:01 3 28.60 0.00 1.27 0.52 0.07 69.54 15:39:01 all 32.58 0.00 1.25 0.48 0.06 65.63 15:39:01 0 33.61 0.00 1.34 1.24 0.07 63.74 15:39:01 1 29.02 0.00 0.79 0.02 0.05 70.13 15:39:01 2 45.96 0.00 1.84 0.57 0.08 51.55 15:39:01 3 21.72 0.00 1.00 0.10 0.08 77.09 Average: all 27.56 0.00 1.60 1.84 0.06 68.93 Average: 0 20.64 0.00 1.20 3.76 0.05 74.35 Average: 1 30.64 0.00 1.75 1.35 0.06 66.21 Average: 2 32.47 0.00 1.99 1.44 0.08 64.02 Average: 3 26.51 0.00 1.46 0.83 0.07 71.12