---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1974 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 7.7G 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 474 5175 0 2325 7217 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:10:20:60 brd ff:ff:ff:ff:ff:ff inet 10.32.7.26/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86193sec preferred_lft 86193sec inet6 fe80::f816:3eff:fe10:2060/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1974) 11/05/26 _x86_64_ (4 CPU) 12:46:52 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:02 134.74 49.32 85.42 3450.05 9108.05 12:49:01 147.03 46.18 100.85 2843.45 16314.52 12:50:01 37.73 2.07 35.66 114.51 6148.18 Average: 106.27 32.45 73.83 2132.13 10491.16 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:02 5800968 7419432 2366452 28.97 50780 1737228 687164 7.46 567888 1613824 207556 12:49:01 5188652 7146312 2978768 36.47 66332 2045644 934376 10.14 920840 1840988 9264 12:50:01 5351088 7441132 2816332 34.48 70196 2172140 622268 6.75 711136 1886300 8656 Average: 5446903 7335625 2720517 33.31 62436 1985004 747936 8.12 733288 1780371 75159 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:02 ens3 381.41 257.50 2107.60 68.44 0.00 0.00 0.00 0.00 12:48:02 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 12:49:01 ens3 324.67 350.60 1809.89 76.05 0.00 0.00 0.00 0.00 12:49:01 lo 1.73 1.73 0.17 0.17 0.00 0.00 0.00 0.00 12:50:01 ens3 119.86 103.28 274.54 613.65 0.00 0.00 0.00 0.00 12:50:01 lo 1.67 1.67 0.15 0.15 0.00 0.00 0.00 0.00 Average: ens3 275.04 236.49 1395.08 253.69 0.00 0.00 0.00 0.00 Average: lo 1.44 1.44 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-1974) 11/05/26 _x86_64_ (4 CPU) 12:46:52 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:02 all 21.87 0.00 1.78 3.96 0.06 72.33 12:48:02 0 35.06 0.00 2.74 1.62 0.08 60.50 12:48:02 1 16.93 0.00 1.24 7.95 0.07 73.82 12:48:02 2 26.11 0.00 1.65 0.82 0.07 71.35 12:48:02 3 9.35 0.00 1.47 5.48 0.05 83.65 12:49:01 all 36.74 0.00 2.30 2.87 0.10 57.98 12:49:01 0 33.04 0.00 2.28 0.80 0.09 63.80 12:49:01 1 29.70 0.00 1.88 3.72 0.07 64.63 12:49:01 2 52.34 0.00 2.83 0.68 0.14 44.01 12:49:01 3 31.86 0.00 2.18 6.29 0.10 59.57 12:50:01 all 21.21 0.00 1.25 1.02 0.05 76.47 12:50:01 0 22.55 0.00 1.36 0.30 0.05 75.74 12:50:01 1 1.80 0.00 0.75 2.25 0.03 95.16 12:50:01 2 41.80 0.00 1.53 0.18 0.08 56.40 12:50:01 3 18.66 0.00 1.34 1.34 0.05 78.61 Average: all 26.55 0.00 1.77 2.62 0.07 68.99 Average: 0 30.18 0.00 2.12 0.91 0.07 66.72 Average: 1 16.07 0.00 1.29 4.64 0.06 77.94 Average: 2 40.02 0.00 2.00 0.56 0.10 57.32 Average: 3 19.88 0.00 1.66 4.36 0.07 74.03