---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7359 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 476 5333 0 2166 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:66:34:d7 brd ff:ff:ff:ff:ff:ff inet 10.32.6.214/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86107sec preferred_lft 86107sec inet6 fe80::f816:3eff:fe66:34d7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7359) 08/02/26 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 149.49 64.36 85.14 4241.69 40869.47 19:15:01 56.22 0.17 56.05 22.23 9616.27 19:16:01 82.32 18.53 63.79 668.96 9542.01 19:17:01 23.30 1.50 21.80 104.65 4380.47 Average: 77.92 21.23 56.70 1264.51 16128.91 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 5972096 7400144 2195316 26.88 37204 1570972 700920 7.61 601564 1432052 87948 19:15:01 5683184 7393724 2484228 30.42 57268 1815460 711320 7.72 609012 1676996 165432 19:16:01 5486640 7402364 2680772 32.82 63728 2009224 688972 7.48 697528 1775304 98740 19:17:01 5418596 7354956 2748816 33.66 65856 2027052 715720 7.77 752624 1785596 14332 Average: 5640129 7387797 2527283 30.94 56014 1855677 704233 7.64 665182 1667487 91613 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 19:14:02 ens3 462.06 271.20 1528.17 69.78 0.00 0.00 0.00 0.00 19:15:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 19:15:01 ens3 40.72 33.92 369.43 4.07 0.00 0.00 0.00 0.00 19:16:01 lo 1.77 1.77 0.17 0.17 0.00 0.00 0.00 0.00 19:16:01 ens3 303.75 282.17 1424.38 58.30 0.00 0.00 0.00 0.00 19:17:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 19:17:01 ens3 56.51 60.79 28.75 528.84 0.00 0.00 0.00 0.00 Average: lo 1.05 1.05 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 216.48 162.55 839.62 165.92 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7359) 08/02/26 _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 22.71 0.00 3.07 4.83 1.13 68.26 19:14:02 0 18.52 0.00 2.13 1.98 0.88 76.48 19:14:02 1 29.68 0.00 1.96 6.10 1.14 61.12 19:14:02 2 10.98 0.00 2.12 7.95 0.87 78.08 19:14:02 3 31.63 0.00 6.06 3.31 1.64 57.36 19:15:01 all 20.98 0.00 1.28 1.53 0.69 75.52 19:15:01 0 5.59 0.00 0.56 0.78 0.22 92.85 19:15:01 1 12.50 0.00 0.59 0.08 0.78 86.05 19:15:01 2 5.29 0.00 0.77 4.68 0.31 88.96 19:15:01 3 60.53 0.00 3.20 0.59 1.42 34.25 19:16:01 all 42.97 0.00 2.13 1.53 3.15 50.22 19:16:01 0 45.29 0.00 1.68 1.38 3.01 48.65 19:16:01 1 45.22 0.00 1.86 0.42 3.06 49.43 19:16:01 2 33.70 0.00 2.58 3.34 3.42 56.96 19:16:01 3 47.72 0.00 2.40 0.98 3.11 45.79 19:17:01 all 20.44 0.00 1.05 0.55 0.75 77.22 19:17:01 0 41.42 0.00 1.17 0.57 1.27 55.58 19:17:01 1 10.38 0.00 0.83 0.02 0.55 88.22 19:17:01 2 6.10 0.00 0.73 1.57 0.40 91.20 19:17:01 3 23.84 0.00 1.44 0.05 0.77 73.90 Average: all 26.81 0.00 1.89 2.11 1.43 67.76 Average: 0 27.82 0.00 1.39 1.18 1.35 68.27 Average: 1 24.48 0.00 1.31 1.66 1.38 71.16 Average: 2 14.11 0.00 1.56 4.37 1.26 78.70 Average: 3 40.86 0.00 3.27 1.23 1.74 52.89