---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3346 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 469 5359 0 2147 7228 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:f1:8f:08 brd ff:ff:ff:ff:ff:ff inet 10.32.7.128/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86105sec preferred_lft 86105sec inet6 fe80::f816:3eff:fef1:8f08/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3346) 09/10/25 _x86_64_ (4 CPU) 12:46:53 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:01 135.84 55.96 79.89 3593.93 39956.96 12:49:01 54.01 0.22 53.79 26.65 9034.42 12:50:01 93.45 37.73 55.72 2138.98 8178.24 12:51:01 23.50 1.25 22.25 63.86 4768.81 Average: 76.70 23.79 52.91 1455.74 15484.07 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 6043904 7438004 2123516 26.00 36492 1537996 671008 7.28 564808 1398276 72252 12:49:01 5775920 7422800 2391500 29.28 55912 1755604 672400 7.30 593148 1606076 132296 12:50:01 5494048 7398004 2673372 32.73 62600 2000708 682064 7.40 735412 1734896 115872 12:51:01 5433356 7350648 2734064 33.48 64740 2011348 741048 8.04 790880 1739080 14916 Average: 5686807 7402364 2480613 30.37 54936 1826414 691630 7.50 671062 1619582 83834 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 ens3 285.07 156.37 1166.95 58.53 0.00 0.00 0.00 0.00 12:48:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 12:49:01 ens3 34.92 27.27 524.57 3.82 0.00 0.00 0.00 0.00 12:49:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 12:50:01 ens3 253.24 260.26 1407.95 49.20 0.00 0.00 0.00 0.00 12:50:01 lo 1.63 1.63 0.16 0.16 0.00 0.00 0.00 0.00 12:51:01 ens3 48.56 59.69 26.49 597.64 0.00 0.00 0.00 0.00 12:51:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 155.44 125.89 781.47 177.28 0.00 0.00 0.00 0.00 Average: lo 0.99 0.99 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3346) 09/10/25 _x86_64_ (4 CPU) 12:46:53 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 20.75 0.00 2.82 4.53 4.52 67.37 12:48:01 0 12.81 0.00 2.29 4.64 4.10 76.16 12:48:01 1 29.61 0.00 1.82 4.62 4.44 59.51 12:48:01 2 14.13 0.00 1.50 2.76 4.78 76.83 12:48:01 3 26.56 0.00 5.66 6.14 4.79 56.85 12:49:01 all 19.72 0.00 1.31 1.86 2.19 74.93 12:49:01 0 0.79 0.00 0.36 3.09 1.39 94.37 12:49:01 1 55.22 0.00 2.93 1.84 4.22 35.79 12:49:01 2 14.28 0.00 1.03 0.18 2.07 82.44 12:49:01 3 8.54 0.00 0.95 2.31 1.05 87.16 12:50:01 all 34.88 0.00 2.22 1.80 9.31 51.79 12:50:01 0 35.12 0.00 1.84 1.95 9.05 52.04 12:50:01 1 38.34 0.00 2.05 0.78 9.04 49.80 12:50:01 2 35.34 0.00 2.54 2.86 9.78 49.47 12:50:01 3 30.78 0.00 2.45 1.61 9.34 55.82 12:51:01 all 20.51 0.00 0.86 0.82 2.11 75.70 12:51:01 0 30.82 0.00 1.09 0.31 2.43 65.34 12:51:01 1 24.86 0.00 0.66 1.40 2.58 70.50 12:51:01 2 19.71 0.00 1.04 0.83 2.42 76.01 12:51:01 3 6.59 0.00 0.65 0.75 1.00 91.01 Average: all 24.02 0.00 1.81 2.26 4.56 67.36 Average: 0 19.93 0.00 1.40 2.50 4.26 71.91 Average: 1 37.00 0.00 1.86 2.16 5.08 53.90 Average: 2 20.95 0.00 1.54 1.67 4.80 71.05 Average: 3 18.23 0.00 2.43 2.70 4.08 72.55