---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-19003 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 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 571 13221 0 2247 15153 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:36:1a:73 brd ff:ff:ff:ff:ff:ff inet 10.30.106.204/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86108sec preferred_lft 86108sec inet6 fe80::f816:3eff:fe36:1a73/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-19003) 06/22/26 _x86_64_ (4 CPU) 04:29:28 LINUX RESTART (4 CPU) 04:30:00 tps rtps wtps bread/s bwrtn/s 04:31:01 30.08 6.72 23.36 234.32 28347.75 04:32:01 280.15 19.26 260.89 701.48 5902.75 04:33:01 99.68 11.60 88.09 281.69 11559.01 04:34:01 101.60 5.42 96.18 218.36 10518.65 Average: 127.47 10.73 116.74 358.45 14141.22 04:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:31:01 14435936 15698808 1989024 12.11 32220 1449788 737956 4.22 487800 1327724 428 04:32:01 14045844 15520192 2379116 14.48 48876 1636184 835004 4.78 696652 1489412 98880 04:33:01 13563568 15436772 2861392 17.42 70844 1992892 1119636 6.41 796964 1830112 196096 04:34:01 13544256 15519632 2880704 17.54 79736 2081844 793044 4.54 753768 1885952 26896 Average: 13897401 15543851 2527559 15.39 57919 1790177 871410 4.99 683796 1633300 80575 04:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:31:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 04:31:01 ens3 108.51 90.72 729.51 29.81 0.00 0.00 0.00 0.00 04:32:01 lo 1.00 1.00 0.10 0.10 0.00 0.00 0.00 0.00 04:32:01 ens3 90.52 66.46 942.02 26.23 0.00 0.00 0.00 0.00 04:33:01 lo 1.00 1.00 0.10 0.10 0.00 0.00 0.00 0.00 04:33:01 ens3 100.42 68.76 1279.55 13.69 0.00 0.00 0.00 0.00 04:34:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 04:34:01 ens3 160.37 141.44 1132.52 42.39 0.00 0.00 0.00 0.00 Average: lo 0.70 0.70 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 114.93 91.84 1019.69 28.04 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-19003) 06/22/26 _x86_64_ (4 CPU) 04:29:28 LINUX RESTART (4 CPU) 04:30:00 CPU %user %nice %system %iowait %steal %idle 04:31:01 all 3.36 0.00 0.29 0.60 0.02 95.73 04:31:01 0 2.89 0.00 0.31 0.21 0.00 96.59 04:31:01 1 2.10 0.00 0.26 0.00 0.03 97.60 04:31:01 2 6.04 0.00 0.25 2.08 0.03 91.60 04:31:01 3 2.41 0.00 0.33 0.08 0.03 97.15 04:32:01 all 9.36 0.00 0.99 1.77 0.04 87.84 04:32:01 0 12.29 0.00 0.88 0.27 0.05 86.51 04:32:01 1 12.79 0.00 1.10 0.97 0.05 85.09 04:32:01 2 2.95 0.00 0.47 3.02 0.03 93.52 04:32:01 3 9.39 0.00 1.52 2.82 0.03 86.24 04:33:01 all 15.43 0.00 1.26 0.89 0.04 82.38 04:33:01 0 33.02 0.00 2.27 0.43 0.07 64.22 04:33:01 1 10.95 0.00 1.20 0.97 0.03 86.85 04:33:01 2 5.81 0.00 0.73 2.00 0.03 91.41 04:33:01 3 11.95 0.00 0.82 0.17 0.02 87.05 04:34:01 all 24.53 0.00 1.83 0.82 0.06 72.76 04:34:01 0 18.11 0.00 1.68 1.22 0.05 78.94 04:34:01 1 24.65 0.00 1.69 0.87 0.07 72.72 04:34:01 2 23.59 0.00 1.51 0.59 0.05 74.27 04:34:01 3 31.78 0.00 2.43 0.64 0.07 65.09 Average: all 13.12 0.00 1.09 1.02 0.04 84.73 Average: 0 16.52 0.00 1.28 0.53 0.04 81.62 Average: 1 12.58 0.00 1.06 0.70 0.05 85.62 Average: 2 9.57 0.00 0.74 1.93 0.04 87.73 Average: 3 13.82 0.00 1.27 0.92 0.04 83.95