---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8391 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 474 5351 0 2150 7223 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:64:e2:c2 brd ff:ff:ff:ff:ff:ff inet 10.32.7.117/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86096sec preferred_lft 86096sec inet6 fe80::f816:3eff:fe64:e2c2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8391) 11/07/25 _x86_64_ (4 CPU) 07:04:50 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 123.04 54.32 68.73 3571.88 27873.93 07:07:01 55.34 1.18 54.16 47.33 9137.28 07:08:01 94.44 37.77 56.66 2147.28 8190.20 07:09:01 24.40 1.25 23.15 63.06 4831.73 Average: 74.31 23.63 50.67 1457.50 12508.74 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 6021288 7412472 2146124 26.28 36444 1534896 690608 7.49 585972 1394820 71156 07:07:01 5756216 7397536 2411196 29.52 55196 1751356 699096 7.59 614412 1601340 126156 07:08:01 5500012 7402588 2667400 32.66 62472 1999392 680580 7.38 727332 1733260 113232 07:09:01 5446964 7361576 2720448 33.31 64552 2008940 708176 7.68 776704 1736900 8992 Average: 5681120 7393543 2486292 30.44 54666 1823646 694615 7.54 676105 1616580 79884 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 ens3 309.35 179.56 1167.04 62.10 0.00 0.00 0.00 0.00 07:06:01 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 07:07:01 ens3 38.94 29.13 541.51 3.93 0.00 0.00 0.00 0.00 07:07:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 07:08:01 ens3 261.83 267.44 1409.98 51.85 0.00 0.00 0.00 0.00 07:08:01 lo 1.43 1.43 0.15 0.15 0.00 0.00 0.00 0.00 07:09:01 ens3 52.71 60.94 26.92 598.28 0.00 0.00 0.00 0.00 07:09:01 lo 1.27 1.27 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 165.72 134.27 786.40 179.03 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-8391) 11/07/25 _x86_64_ (4 CPU) 07:04:50 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 20.68 0.00 1.76 4.83 3.06 69.67 07:06:01 0 10.71 0.00 1.42 3.65 3.29 80.92 07:06:01 1 40.91 0.00 2.03 2.33 3.27 51.45 07:06:01 2 15.25 0.00 1.59 6.80 2.98 73.38 07:06:01 3 16.00 0.00 1.99 6.53 2.68 72.80 07:07:01 all 20.19 0.00 1.39 1.96 1.57 74.89 07:07:01 0 31.94 0.00 2.34 0.48 1.96 63.29 07:07:01 1 15.66 0.00 0.76 0.36 1.59 81.63 07:07:01 2 1.47 0.00 0.76 6.48 0.94 90.34 07:07:01 3 31.74 0.00 1.69 0.55 1.81 64.20 07:08:01 all 40.44 0.00 2.06 1.87 3.39 52.24 07:08:01 0 35.50 0.00 2.09 1.56 3.04 57.82 07:08:01 1 45.92 0.00 1.98 1.56 3.69 46.85 07:08:01 2 40.70 0.00 2.14 3.39 3.54 50.22 07:08:01 3 39.63 0.00 2.03 0.96 3.31 54.07 07:09:01 all 20.68 0.00 0.98 1.03 1.08 76.23 07:09:01 0 13.75 0.00 0.79 0.07 1.06 84.33 07:09:01 1 38.51 0.00 1.50 0.62 1.22 58.16 07:09:01 2 14.14 0.00 0.90 3.30 1.28 80.39 07:09:01 3 16.43 0.00 0.72 0.17 0.75 81.94 Average: all 25.48 0.00 1.55 2.43 2.28 68.26 Average: 0 22.93 0.00 1.66 1.45 2.34 71.63 Average: 1 35.23 0.00 1.57 1.22 2.44 59.55 Average: 2 17.87 0.00 1.35 5.00 2.19 73.60 Average: 3 25.93 0.00 1.61 2.06 2.14 68.26