---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9972 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 8.5G 69G 11% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 552 13090 0 2397 15169 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:23:da:7c brd ff:ff:ff:ff:ff:ff inet 10.30.106.120/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86003sec preferred_lft 86003sec inet6 fe80::f816:3eff:fe23:da7c/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-9972) 11/05/25 _x86_64_ (4 CPU) 21:10:23 LINUX RESTART (4 CPU) 21:11:01 tps rtps wtps bread/s bwrtn/s 21:12:01 92.42 3.65 88.77 120.11 28519.38 21:13:01 138.64 37.71 100.93 2411.33 32074.12 21:14:01 20.78 2.20 18.58 64.52 13087.69 21:15:01 2.05 0.00 2.05 0.00 32.66 21:16:01 18.78 3.02 15.76 216.36 4859.46 Average: 54.53 9.31 45.22 562.45 15714.14 21:11:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:12:01 13990480 15633332 2434488 14.82 68924 1769236 723812 4.14 584900 1624868 225404 21:13:01 12141680 14036728 4283288 26.08 76096 2006428 2182008 12.49 2265432 1772864 24292 21:14:01 11874180 13772644 4550788 27.71 76440 2009512 2494724 14.28 2536996 1768660 112 21:15:01 11858364 13757004 4566604 27.80 76488 2009620 2511608 14.37 2552456 1768760 60 21:16:01 12553528 14672380 3871440 23.57 79532 2220292 1552164 8.88 1693788 1921524 71336 Average: 12483646 14374418 3941322 24.00 75496 2003018 1892863 10.83 1926714 1771335 64241 21:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:12:01 lo 0.93 0.93 0.12 0.12 0.00 0.00 0.00 0.00 21:12:01 ens3 59.94 44.19 963.66 8.88 0.00 0.00 0.00 0.00 21:13:01 lo 0.62 0.62 0.04 0.04 0.00 0.00 0.00 0.00 21:13:01 ens3 1050.66 487.15 2596.25 219.18 0.00 0.00 0.00 0.00 21:14:01 lo 1.97 1.97 0.10 0.10 0.00 0.00 0.00 0.00 21:14:01 ens3 75.34 49.59 23.28 19.64 0.00 0.00 0.00 0.00 21:15:01 lo 5.86 5.86 0.29 0.29 0.00 0.00 0.00 0.00 21:15:01 ens3 78.82 47.32 20.80 17.20 0.00 0.00 0.00 0.00 21:16:01 lo 15.81 15.81 2.55 2.55 0.00 0.00 0.00 0.00 21:16:01 ens3 546.54 407.13 2910.98 110.96 0.00 0.00 0.00 0.00 Average: lo 5.04 5.04 0.62 0.62 0.00 0.00 0.00 0.00 Average: ens3 362.25 207.07 1302.95 75.17 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-9972) 11/05/25 _x86_64_ (4 CPU) 21:10:23 LINUX RESTART (4 CPU) 21:11:01 CPU %user %nice %system %iowait %steal %idle 21:12:01 all 15.20 0.00 1.00 9.56 0.05 74.19 21:12:01 0 7.66 0.00 0.49 0.65 0.03 91.17 21:12:01 1 35.65 0.00 1.67 10.39 0.07 52.22 21:12:01 2 9.91 0.00 1.26 26.94 0.08 61.81 21:12:01 3 7.56 0.00 0.60 0.27 0.02 91.55 21:13:01 all 63.01 0.00 2.45 4.72 0.15 29.67 21:13:01 0 65.85 0.00 2.29 1.16 0.15 30.55 21:13:01 1 61.74 0.00 2.45 5.86 0.15 29.80 21:13:01 2 60.69 0.00 3.36 10.03 0.15 25.76 21:13:01 3 63.72 0.00 1.74 1.89 0.15 32.49 21:14:01 all 11.58 0.00 0.34 6.23 0.05 81.79 21:14:01 0 13.76 0.00 0.25 1.38 0.07 84.54 21:14:01 1 10.08 0.00 0.32 12.21 0.03 77.35 21:14:01 2 9.47 0.00 0.61 11.14 0.07 78.71 21:14:01 3 13.05 0.00 0.16 0.00 0.05 86.74 21:15:01 all 0.87 0.00 0.14 0.03 0.03 98.93 21:15:01 0 0.82 0.00 0.23 0.07 0.03 98.85 21:15:01 1 0.72 0.00 0.05 0.00 0.02 99.22 21:15:01 2 1.40 0.00 0.13 0.03 0.02 98.41 21:15:01 3 0.57 0.00 0.13 0.00 0.02 99.28 21:16:01 all 51.43 0.00 1.76 0.24 0.12 46.45 21:16:01 0 52.26 0.00 1.47 0.33 0.12 45.81 21:16:01 1 52.38 0.00 1.34 0.20 0.13 45.94 21:16:01 2 52.12 0.00 2.24 0.32 0.12 45.21 21:16:01 3 48.94 0.00 2.00 0.13 0.12 48.81 Average: all 28.42 0.00 1.14 4.15 0.08 66.21 Average: 0 28.06 0.00 0.95 0.72 0.08 70.20 Average: 1 32.07 0.00 1.17 5.73 0.08 60.95 Average: 2 26.67 0.00 1.52 9.68 0.09 62.05 Average: 3 26.86 0.00 0.93 0.46 0.07 71.67