---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1095 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 9.0G 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 610 12553 0 2876 15101 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:81:d2:d9 brd ff:ff:ff:ff:ff:ff inet 10.30.106.40/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86136sec preferred_lft 86136sec inet6 fe80::f816:3eff:fe81:d2d9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1095) 06/23/26 _x86_64_ (4 CPU) 11:55:32 LINUX RESTART (4 CPU) 11:56:01 tps rtps wtps bread/s bwrtn/s 11:57:01 153.70 14.83 138.87 345.48 55677.44 11:58:01 110.31 4.52 105.80 129.18 15642.19 11:59:01 27.70 6.38 21.31 438.06 2342.94 Average: 97.24 8.58 88.66 304.24 24555.92 11:56:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:57:01 13747448 15558248 2677512 16.30 73996 1927412 766696 4.39 666900 1776012 261148 11:58:01 12783788 14790020 3641172 22.17 85712 2102136 1500832 8.59 1462928 1924972 1876 11:59:01 12895800 15489364 3529160 21.49 90248 2675496 815984 4.67 991172 2265200 522844 Average: 13142345 15279211 3282615 19.99 83319 2235015 1027837 5.88 1040333 1988728 261956 11:56:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:57:01 ens3 197.92 164.96 1801.22 38.74 0.00 0.00 0.00 0.00 11:57:01 lo 1.40 1.40 0.17 0.17 0.00 0.00 0.00 0.00 11:58:01 ens3 1200.68 782.84 2719.08 299.77 0.00 0.00 0.00 0.00 11:58:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 11:59:01 ens3 471.89 326.38 821.23 134.09 0.00 0.00 0.00 0.00 11:59:01 lo 0.75 0.75 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 623.47 424.71 1780.51 157.53 0.00 0.00 0.00 0.00 Average: lo 0.83 0.83 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1095) 06/23/26 _x86_64_ (4 CPU) 11:55:32 LINUX RESTART (4 CPU) 11:56:01 CPU %user %nice %system %iowait %steal %idle 11:57:01 all 18.25 0.00 1.60 3.21 0.06 76.88 11:57:01 0 14.52 0.00 1.31 0.35 0.07 83.75 11:57:01 1 30.94 0.00 2.37 3.42 0.07 63.20 11:57:01 2 20.39 0.00 1.39 4.24 0.07 73.92 11:57:01 3 7.16 0.00 1.30 4.87 0.05 86.62 11:58:01 all 40.64 0.00 5.42 0.48 0.08 53.38 11:58:01 0 21.89 0.00 6.33 0.38 0.08 71.31 11:58:01 1 38.38 0.00 1.57 0.32 0.08 59.65 11:58:01 2 62.15 0.00 7.02 0.30 0.10 30.44 11:58:01 3 40.28 0.00 6.79 0.89 0.08 51.96 11:59:01 all 47.72 0.00 3.08 0.10 0.08 49.03 11:59:01 0 48.86 0.00 4.41 0.07 0.07 46.60 11:59:01 1 47.22 0.00 2.21 0.03 0.08 50.45 11:59:01 2 43.76 0.00 2.02 0.17 0.08 53.97 11:59:01 3 51.03 0.00 3.65 0.12 0.07 45.13 Average: all 35.52 0.00 3.37 1.26 0.08 59.78 Average: 0 28.38 0.00 4.02 0.27 0.07 67.27 Average: 1 38.84 0.00 2.05 1.26 0.08 57.78 Average: 2 42.09 0.00 3.48 1.57 0.08 52.78 Average: 3 32.83 0.00 3.92 1.96 0.07 61.23