---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2948 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.7G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 429 1201 0 2313 3248 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:f6:07:4e brd ff:ff:ff:ff:ff:ff inet 10.32.7.251/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86054sec preferred_lft 86054sec inet6 fe80::f816:3eff:fef6:74e/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-2948) 06/08/24 _x86_64_ (4 CPU) 10:03:46 LINUX RESTART (4 CPU) 10:04:01 tps rtps wtps bread/s bwrtn/s 10:05:02 120.85 41.26 79.59 1879.02 6596.90 10:06:01 83.29 29.50 53.79 1650.30 9753.60 10:07:01 8.98 0.15 8.83 2.00 458.72 10:08:01 44.88 11.18 33.69 808.27 4231.03 10:09:01 42.11 4.40 37.71 190.37 3085.62 Average: 59.94 17.26 42.69 903.50 4808.69 10:04:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:05:02 1808644 3399588 2230008 55.22 50132 1695808 571428 11.23 525544 1530792 145148 10:06:01 1470008 3227980 2568644 63.60 58348 1847220 738452 14.52 713504 1666104 5240 10:07:01 1453304 3218752 2585348 64.02 60216 1851872 746684 14.68 724940 1669396 2632 10:08:01 419452 2326516 3619200 89.61 63660 1985404 1552884 30.53 1679780 1732256 796 10:09:01 1260160 3353948 2778492 68.80 67748 2164100 594368 11.68 709300 1859736 117028 Average: 1282314 3105357 2756338 68.25 60021 1908881 840763 16.53 870614 1691657 54169 10:04:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:05:02 ens3 217.25 157.57 1114.29 46.11 0.00 0.00 0.00 0.00 10:05:02 lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 10:06:01 ens3 135.93 132.08 741.50 27.29 0.00 0.00 0.00 0.00 10:06:01 lo 1.36 1.36 0.13 0.13 0.00 0.00 0.00 0.00 10:07:01 ens3 76.05 111.21 69.71 17.31 0.00 0.00 0.00 0.00 10:07:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 10:08:01 ens3 376.74 343.64 1780.31 64.65 0.00 0.00 0.00 0.00 10:08:01 lo 356.37 356.37 124.04 124.04 0.00 0.00 0.00 0.00 10:09:01 ens3 318.21 280.29 1193.78 58.31 0.00 0.00 0.00 0.00 10:09:01 lo 780.50 780.50 280.99 280.99 0.00 0.00 0.00 0.00 Average: ens3 225.13 205.20 980.72 42.79 0.00 0.00 0.00 0.00 Average: lo 228.70 228.70 81.33 81.33 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2948) 06/08/24 _x86_64_ (4 CPU) 10:03:46 LINUX RESTART (4 CPU) 10:04:01 CPU %user %nice %system %iowait %steal %idle 10:05:02 all 20.24 0.00 1.61 3.46 0.05 74.63 10:05:02 0 18.40 0.00 1.49 2.35 0.05 77.71 10:05:02 1 4.76 0.00 1.07 7.38 0.03 86.76 10:05:02 2 23.29 0.00 1.64 3.15 0.07 71.85 10:05:02 3 34.57 0.00 2.22 0.95 0.07 62.19 10:06:01 all 14.57 0.00 0.69 1.57 0.05 83.13 10:06:01 0 10.87 0.00 0.53 0.25 0.03 88.31 10:06:01 1 7.09 0.00 0.25 2.03 0.03 90.60 10:06:01 2 25.61 0.00 1.58 2.99 0.07 69.75 10:06:01 3 14.78 0.00 0.42 1.02 0.05 83.73 10:07:01 all 4.93 0.00 0.25 0.05 0.02 94.74 10:07:01 0 4.17 0.00 0.25 0.00 0.03 95.54 10:07:01 1 2.72 0.00 0.08 0.13 0.02 97.05 10:07:01 2 5.43 0.00 0.42 0.03 0.03 94.08 10:07:01 3 7.44 0.00 0.25 0.02 0.02 92.27 10:08:01 all 50.31 0.00 2.05 0.41 0.10 47.13 10:08:01 0 50.00 0.00 1.64 0.22 0.08 48.06 10:08:01 1 43.98 0.00 2.22 0.45 0.08 53.27 10:08:01 2 52.81 0.00 2.13 0.27 0.12 44.68 10:08:01 3 54.53 0.00 2.22 0.69 0.12 42.44 10:09:01 all 35.86 0.00 3.21 0.70 0.09 60.14 10:09:01 0 26.80 0.00 2.87 0.00 0.08 70.25 10:09:01 1 36.74 0.00 2.92 1.88 0.08 58.37 10:09:01 2 31.59 0.00 3.45 0.03 0.07 64.86 10:09:01 3 48.37 0.00 3.59 0.91 0.10 47.04 Average: all 25.17 0.00 1.56 1.24 0.06 71.97 Average: 0 22.05 0.00 1.35 0.57 0.06 75.97 Average: 1 19.00 0.00 1.30 2.37 0.05 77.28 Average: 2 27.75 0.00 1.85 1.29 0.07 69.05 Average: 3 31.93 0.00 1.74 0.72 0.07 65.54