---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3002 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 7.6G 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 460 5341 0 2173 7234 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:5f:63:01 brd ff:ff:ff:ff:ff:ff inet 10.32.6.218/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86121sec preferred_lft 86121sec inet6 fe80::f816:3eff:fe5f:6301/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3002) 06/09/26 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 139.17 56.41 82.76 3653.18 40746.03 19:15:01 61.95 5.62 56.33 178.21 10019.04 19:16:01 76.05 13.11 62.94 515.51 8885.72 19:17:01 26.37 3.03 23.34 123.29 4511.83 Average: 75.95 19.60 56.34 1121.47 16065.89 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 5975372 7410932 2192048 26.84 37284 1578096 711432 7.72 591052 1438352 89788 19:15:01 5769632 7497000 2397788 29.36 57244 1831712 598612 6.50 507388 1691736 149876 19:16:01 5465612 7394272 2701808 33.08 63888 2021500 706056 7.66 704880 1788176 105032 19:17:01 5488440 7425472 2678980 32.80 65988 2027280 662324 7.19 681920 1786740 9380 Average: 5674764 7431919 2492656 30.52 56101 1864647 669606 7.27 621310 1676251 88519 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 19:14:02 ens3 464.10 253.07 1533.25 67.91 0.00 0.00 0.00 0.00 19:15:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 19:15:01 ens3 53.94 44.18 461.02 5.97 0.00 0.00 0.00 0.00 19:16:01 lo 1.70 1.70 0.16 0.16 0.00 0.00 0.00 0.00 19:16:01 ens3 344.19 311.41 1327.05 70.44 0.00 0.00 0.00 0.00 19:17:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 19:17:01 ens3 55.36 57.83 28.90 534.23 0.00 0.00 0.00 0.00 Average: lo 1.06 1.06 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 230.12 167.12 839.09 170.32 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3002) 06/09/26 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 22.14 0.00 3.14 4.58 1.91 68.22 19:14:02 0 23.95 0.00 2.06 1.78 1.56 70.64 19:14:02 1 8.99 0.00 2.89 4.12 1.58 82.41 19:14:02 2 40.05 0.00 3.17 6.86 2.16 47.77 19:14:02 3 15.54 0.00 4.44 5.57 2.37 72.08 19:15:01 all 20.56 0.00 1.23 1.85 1.47 74.90 19:15:01 0 2.00 0.00 0.15 0.08 0.27 97.49 19:15:01 1 1.82 0.00 0.39 1.78 1.28 94.74 19:15:01 2 56.12 0.00 2.80 0.92 2.15 38.01 19:15:01 3 22.47 0.00 1.57 4.59 2.14 69.22 19:16:01 all 41.53 0.00 2.16 1.61 3.79 50.91 19:16:01 0 36.83 0.00 2.55 1.44 3.75 55.43 19:16:01 1 35.12 0.00 2.34 3.36 3.61 55.58 19:16:01 2 45.36 0.00 1.55 0.71 3.55 48.82 19:16:01 3 48.75 0.00 2.16 0.94 4.27 43.87 19:17:01 all 20.49 0.00 1.14 1.00 1.25 76.13 19:17:01 0 7.72 0.00 0.55 0.05 0.65 91.03 19:17:01 1 54.13 0.00 2.01 1.06 2.05 40.75 19:17:01 2 2.79 0.00 0.59 0.05 1.01 95.56 19:17:01 3 17.43 0.00 1.38 2.86 1.28 77.05 Average: all 26.21 0.00 1.92 2.26 2.11 67.50 Average: 0 17.72 0.00 1.33 0.84 1.57 78.53 Average: 1 25.08 0.00 1.91 2.58 2.13 68.29 Average: 2 35.94 0.00 2.02 2.13 2.22 57.69 Average: 3 26.09 0.00 2.39 3.48 2.52 65.51