---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2608 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 672K 1.6G 1% /run /dev/vda1 78G 8.9G 69G 12% / 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 548 12716 0 2774 15163 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:7c:1a:a9 brd ff:ff:ff:ff:ff:ff inet 10.30.107.142/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86111sec preferred_lft 86111sec inet6 fe80::f816:3eff:fe7c:1aa9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2608) 10/17/26 _x86_64_ (4 CPU) 20:15:22 LINUX RESTART (4 CPU) 20:16:01 tps rtps wtps bread/s bwrtn/s 20:17:01 118.38 16.15 102.23 1249.39 15858.29 20:18:01 142.78 24.00 118.78 1285.25 19308.38 20:19:01 15.28 2.45 12.83 67.31 5679.17 20:20:01 29.98 3.28 26.70 148.38 14804.47 Average: 76.60 11.47 65.13 687.56 13912.23 20:16:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:17:01 13806192 15616924 2618776 15.94 73040 1928792 702756 4.02 606820 1780060 189816 20:18:01 12287464 14458600 4137504 25.19 89560 2257880 1885608 10.79 1871324 2001500 57124 20:19:01 12453504 14632556 3971464 24.18 89952 2265288 1865140 10.67 1724636 1982460 2824 20:20:01 13064432 15571512 3360536 20.46 92236 2587084 738204 4.22 928184 2162688 27260 Average: 12902898 15069898 3522070 21.44 86197 2259761 1297927 7.43 1282741 1981677 69256 20:16:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:17:01 ens3 169.76 134.89 1632.90 36.64 0.00 0.00 0.00 0.00 20:17:01 lo 0.73 0.73 0.09 0.09 0.00 0.00 0.00 0.00 20:18:01 ens3 439.51 384.72 3704.99 88.61 0.00 0.00 0.00 0.00 20:18:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 20:19:01 ens3 167.78 144.95 70.40 70.70 0.00 0.00 0.00 0.00 20:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:20:01 ens3 154.72 130.18 360.50 1227.83 0.00 0.00 0.00 0.00 20:20:01 lo 1.85 1.85 1.02 1.02 0.00 0.00 0.00 0.00 Average: ens3 232.94 198.68 1442.14 355.93 0.00 0.00 0.00 0.00 Average: lo 0.73 0.73 0.28 0.28 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2608) 10/17/26 _x86_64_ (4 CPU) 20:15:22 LINUX RESTART (4 CPU) 20:16:01 CPU %user %nice %system %iowait %steal %idle 20:17:01 all 13.64 0.00 1.22 1.70 0.01 83.44 20:17:01 0 6.78 0.00 1.29 4.49 0.00 87.45 20:17:01 1 37.42 0.00 2.62 1.77 0.02 58.17 20:17:01 2 8.15 0.00 0.63 0.40 0.00 90.81 20:17:01 3 2.13 0.00 0.35 0.12 0.00 97.40 20:18:01 all 49.30 0.00 2.56 0.65 0.02 47.47 20:18:01 0 51.91 0.00 1.89 0.85 0.02 45.33 20:18:01 1 56.43 0.00 3.13 0.57 0.05 39.82 20:18:01 2 48.46 0.00 2.69 0.28 0.03 48.53 20:18:01 3 40.40 0.00 2.47 0.88 0.00 56.25 20:19:01 all 73.19 0.00 2.13 0.07 0.03 24.59 20:19:01 0 69.44 0.00 2.17 0.08 0.02 28.29 20:19:01 1 79.41 0.00 2.43 0.08 0.05 18.03 20:19:01 2 75.72 0.00 1.24 0.03 0.02 22.99 20:19:01 3 68.18 0.00 2.72 0.07 0.02 29.02 20:20:01 all 40.96 0.00 2.24 0.27 0.03 56.50 20:20:01 0 32.19 0.00 2.31 0.37 0.02 65.12 20:20:01 1 46.13 0.00 1.89 0.03 0.03 51.91 20:20:01 2 43.56 0.00 2.52 0.17 0.03 53.73 20:20:01 3 41.95 0.00 2.22 0.50 0.03 55.30 Average: all 44.26 0.00 2.04 0.67 0.02 53.01 Average: 0 40.08 0.00 1.91 1.45 0.01 56.55 Average: 1 54.84 0.00 2.52 0.61 0.04 41.99 Average: 2 43.95 0.00 1.77 0.22 0.02 54.03 Average: 3 38.17 0.00 1.94 0.39 0.01 59.48