---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-12304 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 41% / 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 719 916 0 2308 2959 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:bb:8b:e3 brd ff:ff:ff:ff:ff:ff inet 10.32.6.119/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86084sec preferred_lft 86084sec inet6 fe80::f816:3eff:febb:8be3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-12304) 12/07/24 _x86_64_ (4 CPU) 03:47:50 LINUX RESTART (4 CPU) 03:48:01 tps rtps wtps bread/s bwrtn/s 03:49:01 142.16 61.47 80.69 4377.54 7594.07 03:50:01 63.79 11.90 51.89 240.76 10053.66 03:51:01 10.33 0.00 10.33 0.00 445.18 03:52:01 52.04 2.78 49.26 73.19 12286.62 03:53:01 25.61 0.78 24.83 86.52 4547.78 Average: 58.78 15.39 43.40 955.57 6985.24 03:48:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:49:01 1802028 3390096 2236616 55.38 51084 1691896 584712 11.49 529180 1532820 164984 03:50:01 1499088 3207024 2539556 62.88 57664 1798320 755588 14.85 729988 1622124 3724 03:51:01 1486096 3201408 2552548 63.20 59644 1802792 759580 14.93 737188 1625792 1520 03:52:01 998432 3090688 3040212 75.28 63792 2166876 788388 15.50 1066416 1767524 106116 03:53:01 915488 3007164 3123156 77.33 66596 2164408 897756 17.65 1192676 1724676 14552 Average: 1340226 3179276 2698418 66.81 59756 1924858 757205 14.88 851090 1654587 58179 03:48:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:49:01 ens3 384.45 258.79 1549.75 69.23 0.00 0.00 0.00 0.00 03:49:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 03:50:01 ens3 121.65 114.53 745.69 23.09 0.00 0.00 0.00 0.00 03:50:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 03:51:01 ens3 57.80 84.42 62.23 13.34 0.00 0.00 0.00 0.00 03:51:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:52:01 ens3 897.08 700.50 4385.64 124.40 0.00 0.00 0.00 0.00 03:52:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 03:53:01 ens3 84.45 59.04 32.07 241.52 0.00 0.00 0.00 0.00 03:53:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 309.08 243.45 1355.03 94.31 0.00 0.00 0.00 0.00 Average: lo 0.76 0.76 0.07 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-12304) 12/07/24 _x86_64_ (4 CPU) 03:47:50 LINUX RESTART (4 CPU) 03:48:01 CPU %user %nice %system %iowait %steal %idle 03:49:01 all 21.83 0.00 1.92 4.07 0.07 72.11 03:49:01 0 36.13 0.00 2.82 5.11 0.08 55.85 03:49:01 1 11.13 0.00 1.29 8.32 0.03 79.23 03:49:01 2 28.46 0.00 2.16 1.19 0.08 68.11 03:49:01 3 11.61 0.00 1.44 1.65 0.05 85.25 03:50:01 all 14.01 0.00 0.70 0.97 0.05 84.27 03:50:01 0 20.01 0.00 1.07 0.42 0.05 78.45 03:50:01 1 15.63 0.00 0.80 3.27 0.07 80.23 03:50:01 2 13.57 0.00 0.58 0.13 0.05 85.67 03:50:01 3 6.82 0.00 0.38 0.07 0.03 92.69 03:51:01 all 4.06 0.00 0.20 0.04 0.02 95.67 03:51:01 0 1.94 0.00 0.10 0.00 0.02 97.95 03:51:01 1 2.15 0.00 0.20 0.17 0.00 97.48 03:51:01 2 7.47 0.00 0.43 0.02 0.02 92.07 03:51:01 3 4.64 0.00 0.05 0.00 0.02 95.29 03:52:01 all 30.52 0.00 1.48 0.31 0.08 67.62 03:52:01 0 28.15 0.00 0.98 0.28 0.07 70.52 03:52:01 1 34.08 0.00 0.95 0.78 0.08 64.10 03:52:01 2 38.51 0.00 1.98 0.12 0.08 59.31 03:52:01 3 21.26 0.00 2.03 0.05 0.08 76.58 03:53:01 all 16.61 0.00 0.74 0.72 0.04 81.88 03:53:01 0 14.42 0.00 0.78 0.03 0.05 84.71 03:53:01 1 32.37 0.00 0.98 1.75 0.07 64.83 03:53:01 2 6.91 0.00 0.55 1.04 0.02 91.49 03:53:01 3 12.73 0.00 0.65 0.05 0.05 86.52 Average: all 17.39 0.00 1.01 1.22 0.05 80.33 Average: 0 20.13 0.00 1.15 1.17 0.05 77.50 Average: 1 19.07 0.00 0.84 2.86 0.05 77.18 Average: 2 18.94 0.00 1.14 0.50 0.05 79.37 Average: 3 11.41 0.00 0.91 0.36 0.05 87.27