---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4658 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: 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 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 9.7G 68G 13% / 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 1205 11180 0 3654 14504 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:dd:b0:30 brd ff:ff:ff:ff:ff:ff inet 10.30.107.127/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86109sec preferred_lft 86109sec inet6 fe80::f816:3eff:fedd:b030/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4658) 10/24/26 _x86_64_ (4 CPU) 02:51:31 LINUX RESTART (4 CPU) 02:52:01 tps rtps wtps bread/s bwrtn/s 02:53:01 83.92 3.73 80.19 60.37 19871.66 02:54:01 290.04 12.25 277.79 276.71 38804.40 02:55:01 527.11 9.43 517.68 483.52 47489.82 02:56:01 35.54 1.97 33.57 101.27 23807.49 Average: 234.97 6.86 228.11 231.00 32528.88 02:52:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:53:01 13797644 15493940 2627324 16.00 67080 1825468 875572 5.01 732320 1674076 272892 02:54:01 10935028 14025920 5489940 33.42 151556 3006400 1758264 10.06 2244072 2837592 927156 02:55:01 11574116 14942480 4850852 29.53 156552 3255592 1358984 7.78 1530296 2912016 184324 02:56:01 11409232 14815964 5015736 30.54 157732 3292132 1432392 8.20 1768672 2840056 33156 Average: 11929005 14819576 4495963 27.37 133230 2844898 1356303 7.76 1568840 2565935 354382 02:52:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:53:01 ens3 93.27 61.64 1205.66 8.59 0.00 0.00 0.00 0.00 02:53:01 lo 0.87 0.87 0.11 0.11 0.00 0.00 0.00 0.00 02:54:01 ens3 838.49 610.78 11269.17 93.45 0.00 0.00 0.00 0.00 02:54:01 lo 3.93 3.93 0.36 0.36 0.00 0.00 0.00 0.00 02:55:01 ens3 241.94 172.87 367.76 53.87 0.00 0.00 0.00 0.00 02:55:01 lo 0.17 0.17 0.01 0.01 0.00 0.00 0.00 0.00 02:56:01 ens3 238.55 164.89 400.92 206.60 0.00 0.00 0.00 0.00 02:56:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 353.54 252.91 3323.21 90.13 0.00 0.00 0.00 0.00 Average: lo 1.31 1.31 0.13 0.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4658) 10/24/26 _x86_64_ (4 CPU) 02:51:31 LINUX RESTART (4 CPU) 02:52:01 CPU %user %nice %system %iowait %steal %idle 02:53:01 all 15.21 0.00 1.09 1.91 0.01 81.78 02:53:01 0 10.12 0.00 0.80 1.17 0.00 87.91 02:53:01 1 1.53 0.00 0.63 5.45 0.00 92.39 02:53:01 2 17.53 0.00 1.23 0.55 0.02 80.68 02:53:01 3 31.65 0.00 1.73 0.48 0.02 66.12 02:54:01 all 32.51 0.00 4.78 0.98 0.03 61.70 02:54:01 0 31.66 0.00 5.23 1.19 0.02 61.90 02:54:01 1 25.95 0.00 3.33 1.48 0.03 69.21 02:54:01 2 29.56 0.00 5.34 0.55 0.03 64.51 02:54:01 3 42.95 0.00 5.20 0.67 0.02 51.17 02:55:01 all 49.73 0.00 3.19 1.30 0.03 45.75 02:55:01 0 42.34 0.00 2.75 0.68 0.05 54.18 02:55:01 1 47.24 0.00 3.35 2.25 0.02 47.15 02:55:01 2 47.81 0.00 2.86 1.97 0.03 47.32 02:55:01 3 61.61 0.00 3.77 0.32 0.03 34.27 02:56:01 all 23.90 0.00 1.36 0.43 0.01 74.29 02:56:01 0 20.95 0.00 1.21 0.90 0.02 76.92 02:56:01 1 30.78 0.00 1.66 0.05 0.02 67.49 02:56:01 2 16.06 0.00 1.43 0.49 0.00 82.02 02:56:01 3 27.79 0.00 1.17 0.27 0.02 70.75 Average: all 30.34 0.00 2.61 1.16 0.02 65.87 Average: 0 26.30 0.00 2.50 0.99 0.02 70.19 Average: 1 26.31 0.00 2.24 2.32 0.02 69.11 Average: 2 27.76 0.00 2.71 0.89 0.02 68.61 Average: 3 41.02 0.00 2.97 0.44 0.02 55.55