---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4969 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.7G 12G 40% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 469 5294 0 2211 7224 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:c2:15:1c brd ff:ff:ff:ff:ff:ff inet 10.32.6.201/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86139sec preferred_lft 86139sec inet6 fe80::f816:3eff:fec2:151c/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-4969) 07/04/26 _x86_64_ (4 CPU) 10:25:54 LINUX RESTART (4 CPU) 10:26:01 tps rtps wtps bread/s bwrtn/s 10:27:01 142.93 54.77 88.15 3591.53 41033.31 10:28:01 59.81 5.58 54.22 176.10 10074.32 10:29:02 81.70 12.90 68.81 476.32 11100.42 10:30:01 25.06 0.69 24.37 79.04 3619.32 Average: 77.59 18.56 59.03 1084.94 16510.55 10:26:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:27:01 5950868 7390176 2216552 27.14 38420 1579740 715404 7.76 615136 1437448 88772 10:28:01 5738496 7462024 2428924 29.74 57224 1827716 609420 6.61 545412 1683656 155936 10:29:02 5439228 7400464 2728192 33.40 64736 2052084 681560 7.40 674608 1841544 71776 10:30:01 5421032 7394212 2746388 33.63 67316 2060968 686308 7.45 688468 1845020 9044 Average: 5637406 7411719 2530014 30.98 56924 1880127 673173 7.30 630906 1701917 81382 10:26:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:27:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 10:27:01 ens3 473.67 268.44 1482.21 67.74 0.00 0.00 0.00 0.00 10:28:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 10:28:01 ens3 65.27 54.07 519.29 11.15 0.00 0.00 0.00 0.00 10:29:02 lo 1.43 1.43 0.14 0.14 0.00 0.00 0.00 0.00 10:29:02 ens3 337.58 344.33 2504.44 58.60 0.00 0.00 0.00 0.00 10:30:01 lo 0.75 0.75 0.07 0.07 0.00 0.00 0.00 0.00 10:30:01 ens3 12.93 12.96 10.82 6.46 0.00 0.00 0.00 0.00 Average: lo 0.86 0.86 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 223.24 170.61 1133.87 36.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4969) 07/04/26 _x86_64_ (4 CPU) 10:25:54 LINUX RESTART (4 CPU) 10:26:01 CPU %user %nice %system %iowait %steal %idle 10:27:01 all 23.56 0.00 2.62 4.50 1.19 68.13 10:27:01 0 13.83 0.00 1.65 3.70 0.73 80.08 10:27:01 1 27.40 0.00 4.94 6.95 1.34 59.38 10:27:01 2 31.74 0.00 2.21 6.42 1.60 58.03 10:27:01 3 21.30 0.00 1.66 0.93 1.11 74.99 10:28:01 all 21.51 0.00 1.45 1.43 0.94 74.66 10:28:01 0 3.07 0.00 0.25 0.00 0.23 96.45 10:28:01 1 5.70 0.00 0.84 3.59 0.65 89.22 10:28:01 2 20.26 0.00 1.70 1.70 1.18 75.16 10:28:01 3 56.98 0.00 3.01 0.43 1.67 37.91 10:29:02 all 41.67 0.00 2.36 1.21 2.85 51.92 10:29:02 0 33.93 0.00 2.95 2.31 2.79 58.02 10:29:02 1 52.45 0.00 1.95 0.30 2.65 42.65 10:29:02 2 37.86 0.00 3.29 1.70 3.28 53.88 10:29:02 3 42.48 0.00 1.26 0.52 2.68 53.07 10:30:01 all 20.49 0.00 0.93 0.95 1.19 76.44 10:30:01 0 2.18 0.00 0.57 2.91 1.38 92.96 10:30:01 1 19.30 0.00 0.98 0.61 1.08 78.03 10:30:01 2 23.56 0.00 1.27 0.12 1.05 74.00 10:30:01 3 37.06 0.00 0.88 0.15 1.26 60.65 Average: all 26.84 0.00 1.84 2.02 1.54 67.75 Average: 0 13.29 0.00 1.36 2.23 1.28 81.83 Average: 1 26.25 0.00 2.18 2.87 1.43 67.28 Average: 2 28.38 0.00 2.12 2.49 1.78 65.23 Average: 3 39.46 0.00 1.71 0.51 1.68 56.64