---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-154 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: 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.6G 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 472 5294 0 2209 7223 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:39:40:54 brd ff:ff:ff:ff:ff:ff inet 10.32.7.41/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86129sec preferred_lft 86129sec inet6 fe80::f816:3eff:fe39:4054/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-154) 04/09/26 _x86_64_ (4 CPU) 22:43:42 LINUX RESTART (4 CPU) 22:44:01 tps rtps wtps bread/s bwrtn/s 22:45:02 100.02 28.60 71.42 944.53 5800.68 22:46:01 72.36 31.25 41.11 1723.50 7896.83 22:47:01 51.53 10.71 40.82 633.66 12149.82 22:48:01 22.21 0.35 21.86 33.73 1472.82 Average: 61.48 17.67 43.81 830.12 6825.84 22:44:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:45:02 5830388 7376304 2337024 28.61 46400 1672384 738608 8.01 658940 1499132 166056 22:46:01 5633996 7367072 2533416 31.02 60300 1834876 783508 8.50 682520 1650944 129364 22:47:01 5424892 7395944 2742520 33.58 65684 2062364 674856 7.32 757668 1775756 26012 22:48:01 5400932 7376720 2766480 33.87 67764 2064472 699120 7.59 780388 1775356 10148 Average: 5572552 7379010 2594860 31.77 60037 1908524 724023 7.86 719879 1675297 82895 22:44:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:45:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 22:45:02 ens3 288.67 173.97 1161.44 51.67 0.00 0.00 0.00 0.00 22:46:01 lo 1.56 1.56 0.15 0.15 0.00 0.00 0.00 0.00 22:46:01 ens3 109.32 94.17 859.54 21.41 0.00 0.00 0.00 0.00 22:47:01 lo 1.37 1.37 0.13 0.13 0.00 0.00 0.00 0.00 22:47:01 ens3 169.34 163.30 1452.13 685.08 0.00 0.00 0.00 0.00 22:48:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 22:48:01 ens3 15.28 14.21 12.82 6.42 0.00 0.00 0.00 0.00 Average: lo 1.15 1.15 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 145.80 111.48 871.54 191.88 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-154) 04/09/26 _x86_64_ (4 CPU) 22:43:42 LINUX RESTART (4 CPU) 22:44:01 CPU %user %nice %system %iowait %steal %idle 22:45:02 all 22.04 0.00 1.50 3.49 2.02 70.95 22:45:02 0 40.86 0.00 2.12 2.22 2.51 52.29 22:45:02 1 9.65 0.00 1.17 7.65 2.01 79.52 22:45:02 2 14.21 0.00 1.23 3.60 1.79 79.16 22:45:02 3 23.51 0.00 1.52 0.46 1.75 72.75 22:46:01 all 27.66 0.00 1.55 2.27 3.04 65.48 22:46:01 0 26.03 0.00 1.84 4.87 2.98 64.28 22:46:01 1 15.77 0.00 0.39 0.54 1.90 81.40 22:46:01 2 19.95 0.00 1.45 0.90 3.59 74.11 22:46:01 3 49.02 0.00 2.52 2.79 3.70 41.98 22:47:01 all 31.54 0.00 1.65 1.40 3.00 62.41 22:47:01 0 19.09 0.00 1.28 2.10 2.44 75.10 22:47:01 1 24.85 0.00 1.82 2.44 2.70 68.19 22:47:01 2 58.58 0.00 1.67 1.04 3.73 34.98 22:47:01 3 23.63 0.00 1.86 0.03 3.13 71.35 22:48:01 all 20.51 0.00 0.91 0.81 1.31 76.46 22:48:01 0 18.60 0.00 0.98 0.85 0.78 78.79 22:48:01 1 26.39 0.00 1.29 2.25 1.67 68.40 22:48:01 2 30.59 0.00 0.88 0.10 1.61 66.82 22:48:01 3 6.48 0.00 0.46 0.03 1.16 91.87 Average: all 25.43 0.00 1.40 1.99 2.34 68.84 Average: 0 26.16 0.00 1.55 2.50 2.18 67.61 Average: 1 19.17 0.00 1.17 3.24 2.07 74.35 Average: 2 30.83 0.00 1.31 1.42 2.68 63.77 Average: 3 25.55 0.00 1.59 0.82 2.43 69.62