---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7927 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 7.7G 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 481 5183 0 2311 7211 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:7e:2e:55 brd ff:ff:ff:ff:ff:ff inet 10.32.7.62/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86090sec preferred_lft 86090sec inet6 fe80::f816:3eff:fe7e:2e55/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7927) 08/09/26 _x86_64_ (4 CPU) 12:46:55 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:02 151.67 66.39 85.27 4272.18 40779.49 12:49:01 58.26 0.17 58.09 22.23 10324.35 12:50:01 107.06 38.57 68.49 2204.40 10712.86 12:51:01 30.09 2.11 27.97 113.22 5668.60 12:52:01 19.63 0.08 19.54 2.80 871.98 Average: 73.39 21.54 51.85 1327.25 13681.49 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:02 5988520 7413568 2178900 26.68 37080 1567824 704252 7.64 587348 1429100 86552 12:49:01 5683824 7395144 2483596 30.41 57368 1815856 717628 7.79 607400 1677300 144952 12:50:01 5026084 6965640 3141336 38.46 65208 2029612 1199608 13.02 1104684 1821372 6992 12:51:01 5346724 7421208 2820696 34.54 68724 2158872 659640 7.16 723984 1879888 9284 12:52:01 5306124 7382680 2861296 35.03 70444 2158756 687928 7.46 786816 1856392 8512 Average: 5470255 7315648 2697165 33.02 59765 1946184 793811 8.61 762046 1732810 51258 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:02 ens3 407.63 209.26 1483.49 65.13 0.00 0.00 0.00 0.00 12:48:02 lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 12:49:01 ens3 25.39 20.93 396.86 3.26 0.00 0.00 0.00 0.00 12:49:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 12:50:01 ens3 284.49 307.63 1762.98 67.00 0.00 0.00 0.00 0.00 12:50:01 lo 1.70 1.70 0.17 0.17 0.00 0.00 0.00 0.00 12:51:01 ens3 106.14 107.13 310.30 612.32 0.00 0.00 0.00 0.00 12:51:01 lo 1.20 1.20 0.10 0.10 0.00 0.00 0.00 0.00 12:52:01 ens3 12.48 13.23 7.76 15.83 0.00 0.00 0.00 0.00 12:52:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 167.71 132.02 793.61 153.27 0.00 0.00 0.00 0.00 Average: lo 1.06 1.06 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7927) 08/09/26 _x86_64_ (4 CPU) 12:46:55 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:02 all 22.59 0.00 2.61 4.96 1.56 68.28 12:48:02 0 31.36 0.00 2.24 4.17 1.62 60.61 12:48:02 1 15.53 0.00 1.85 6.88 1.45 74.29 12:48:02 2 13.28 0.00 1.13 5.61 1.06 78.92 12:48:02 3 30.25 0.00 5.23 3.17 2.13 59.22 12:49:01 all 20.67 0.00 1.32 1.49 1.45 75.07 12:49:01 0 11.33 0.00 0.74 0.07 0.73 87.13 12:49:01 1 20.47 0.00 0.99 0.82 1.61 76.10 12:49:01 2 24.61 0.00 1.62 4.76 1.05 67.96 12:49:01 3 26.20 0.00 1.91 0.32 2.41 69.17 12:50:01 all 42.85 0.00 2.79 2.00 3.82 48.55 12:50:01 0 44.64 0.00 1.65 0.53 3.73 49.45 12:50:01 1 40.98 0.00 2.86 3.36 3.79 49.02 12:50:01 2 36.88 0.00 3.69 2.13 3.82 53.48 12:50:01 3 48.92 0.00 2.97 1.99 3.93 42.18 12:51:01 all 21.88 0.00 1.32 0.85 1.37 74.58 12:51:01 0 6.32 0.00 0.70 0.00 0.81 92.17 12:51:01 1 41.66 0.00 2.20 0.35 1.52 54.27 12:51:01 2 32.46 0.00 1.35 1.21 1.58 63.40 12:51:01 3 7.23 0.00 1.06 1.82 1.55 88.34 12:52:01 all 21.10 0.00 0.96 0.62 0.96 76.35 12:52:01 0 2.80 0.00 0.36 0.02 0.63 96.19 12:52:01 1 4.75 0.00 0.65 0.02 0.20 94.38 12:52:01 2 67.30 0.00 1.90 0.23 2.40 28.17 12:52:01 3 9.58 0.00 0.90 2.23 0.65 86.64 Average: all 25.85 0.00 1.80 1.99 1.84 68.53 Average: 0 19.33 0.00 1.14 0.96 1.51 77.06 Average: 1 24.71 0.00 1.71 2.29 1.72 69.57 Average: 2 34.92 0.00 1.94 2.78 1.99 58.37 Average: 3 24.42 0.00 2.41 1.91 2.13 69.12