---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5467 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 7.5G 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 478 5407 0 2090 7219 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:45:f1:22 brd ff:ff:ff:ff:ff:ff inet 10.32.6.253/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86133sec preferred_lft 86133sec inet6 fe80::f816:3eff:fe45:f122/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5467) 02/08/26 _x86_64_ (4 CPU) 19:12:54 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 141.61 54.89 86.72 3613.93 40752.96 19:15:01 70.99 12.95 58.04 299.47 8984.65 19:16:01 59.68 6.73 52.95 417.19 9753.95 19:17:01 20.30 0.35 19.95 33.73 1366.04 Average: 73.15 18.75 54.40 1094.37 15240.23 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 5964136 7400128 2203284 26.98 38660 1576120 736636 7.99 603912 1432276 96248 19:15:01 5543500 7209232 2623920 32.13 59044 1769640 916436 9.94 814088 1609840 102220 19:16:01 5545204 7396392 2622216 32.11 63348 1947080 678516 7.36 707840 1708840 25984 19:17:01 5559160 7413628 2608260 31.93 65232 1948196 654648 7.10 693488 1707708 9776 Average: 5653000 7354845 2514420 30.79 56571 1810259 746559 8.10 704832 1614666 58557 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 ens3 473.02 266.46 1472.47 68.66 0.00 0.00 0.00 0.00 19:14:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 19:15:01 ens3 120.01 100.00 497.96 24.99 0.00 0.00 0.00 0.00 19:15:01 lo 1.49 1.49 0.14 0.14 0.00 0.00 0.00 0.00 19:16:01 ens3 250.48 251.78 1195.27 562.70 0.00 0.00 0.00 0.00 19:16:01 lo 1.50 1.50 0.14 0.14 0.00 0.00 0.00 0.00 19:17:01 ens3 11.71 12.05 8.89 5.65 0.00 0.00 0.00 0.00 19:17:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 214.20 157.82 794.90 166.10 0.00 0.00 0.00 0.00 Average: lo 1.16 1.16 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5467) 02/08/26 _x86_64_ (4 CPU) 19:12:54 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 23.56 0.00 2.96 4.32 1.23 67.92 19:14:02 0 20.92 0.00 1.68 3.91 0.96 72.53 19:14:02 1 22.01 0.00 2.34 3.21 1.14 71.31 19:14:02 2 35.06 0.00 2.66 7.36 1.76 53.16 19:14:02 3 16.24 0.00 5.19 2.79 1.05 74.72 19:15:01 all 29.13 0.00 1.63 1.36 1.33 66.55 19:15:01 0 44.14 0.00 2.14 0.20 1.61 51.92 19:15:01 1 21.30 0.00 1.81 4.88 1.07 70.94 19:15:01 2 16.66 0.00 0.53 0.03 1.05 81.73 19:15:01 3 34.43 0.00 2.05 0.34 1.57 61.61 19:16:01 all 34.02 0.00 1.82 0.95 1.85 61.36 19:16:01 0 29.37 0.00 1.45 0.68 1.68 66.82 19:16:01 1 36.47 0.00 1.54 1.28 1.96 58.74 19:16:01 2 37.64 0.00 1.99 1.26 2.06 57.05 19:16:01 3 32.59 0.00 2.30 0.57 1.72 62.83 19:17:01 all 18.50 0.00 0.87 0.55 0.59 79.48 19:17:01 0 4.31 0.00 0.32 0.00 0.23 95.14 19:17:01 1 46.14 0.00 1.47 0.92 1.15 50.33 19:17:01 2 5.64 0.00 0.62 0.02 0.52 93.21 19:17:01 3 17.94 0.00 1.10 1.28 0.48 79.19 Average: all 26.30 0.00 1.82 1.80 1.25 68.83 Average: 0 24.60 0.00 1.39 1.20 1.12 71.69 Average: 1 31.53 0.00 1.79 2.56 1.33 62.79 Average: 2 23.80 0.00 1.45 2.18 1.35 71.21 Average: 3 25.27 0.00 2.66 1.25 1.20 69.62