---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-979 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 463 5298 0 2213 7232 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:13:e3:f6 brd ff:ff:ff:ff:ff:ff inet 10.32.7.234/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86117sec preferred_lft 86117sec inet6 fe80::f816:3eff:fe13:e3f6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-979) 04/20/26 _x86_64_ (4 CPU) 07:04:49 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 121.69 53.72 67.98 3541.22 6208.21 07:07:01 78.24 31.22 47.03 1723.23 9182.58 07:08:01 45.73 10.73 34.99 631.09 7716.85 07:09:01 23.73 0.38 23.35 37.59 5867.56 Average: 67.30 23.98 43.32 1482.37 7235.65 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 5904504 7385392 2262916 27.71 40344 1617924 740940 8.04 628328 1466652 122328 07:07:01 5589164 7304360 2578256 31.57 58624 1820128 802732 8.71 718124 1662180 112952 07:08:01 5487856 7463284 2679564 32.81 65176 2067032 625368 6.79 686464 1783580 160240 07:09:01 5410272 7395172 2757148 33.76 67216 2074540 698556 7.58 762340 1784956 16384 Average: 5597949 7387052 2569471 31.46 57840 1894906 716899 7.78 698814 1674342 102976 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 ens3 446.78 235.44 1488.46 66.11 0.00 0.00 0.00 0.00 07:06:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 07:07:01 ens3 78.46 67.56 560.02 17.39 0.00 0.00 0.00 0.00 07:07:01 lo 1.49 1.49 0.14 0.14 0.00 0.00 0.00 0.00 07:08:01 ens3 210.48 193.42 1745.32 689.28 0.00 0.00 0.00 0.00 07:08:01 lo 1.30 1.30 0.12 0.12 0.00 0.00 0.00 0.00 07:09:01 ens3 12.81 13.01 9.85 6.34 0.00 0.00 0.00 0.00 07:09:01 lo 0.87 0.87 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 187.60 127.61 952.57 195.52 0.00 0.00 0.00 0.00 Average: lo 1.10 1.10 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-979) 04/20/26 _x86_64_ (4 CPU) 07:04:49 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 23.75 0.00 1.80 3.53 1.37 69.55 07:06:02 0 32.89 0.00 2.01 5.25 1.75 58.10 07:06:02 1 26.21 0.00 2.08 1.21 1.48 69.02 07:06:02 2 23.87 0.00 1.77 3.35 1.48 69.53 07:06:02 3 12.03 0.00 1.30 4.29 0.75 81.63 07:07:01 all 26.32 0.00 1.67 1.86 1.54 68.61 07:07:01 0 11.13 0.00 1.20 4.78 1.25 81.64 07:07:01 1 41.16 0.00 1.74 0.53 1.58 55.00 07:07:01 2 35.84 0.00 2.30 0.22 2.10 59.54 07:07:01 3 17.19 0.00 1.45 1.93 1.23 78.19 07:08:01 all 36.70 0.00 1.84 0.91 2.39 58.16 07:08:01 0 41.34 0.00 1.45 1.25 2.20 53.77 07:08:01 1 34.81 0.00 1.76 0.20 2.29 60.94 07:08:01 2 43.05 0.00 2.44 0.46 2.67 51.38 07:08:01 3 27.61 0.00 1.73 1.71 2.39 66.56 07:09:01 all 21.01 0.00 1.09 0.67 0.93 76.31 07:09:01 0 40.22 0.00 1.52 0.15 1.10 57.01 07:09:01 1 17.15 0.00 0.65 0.08 0.89 81.23 07:09:01 2 12.56 0.00 1.08 1.81 0.57 83.98 07:09:01 3 14.18 0.00 1.09 0.63 1.14 82.95 Average: all 26.95 0.00 1.60 1.74 1.55 68.15 Average: 0 31.46 0.00 1.55 2.85 1.57 62.56 Average: 1 29.77 0.00 1.56 0.50 1.56 66.61 Average: 2 28.81 0.00 1.90 1.47 1.70 66.12 Average: 3 17.76 0.00 1.39 2.14 1.38 77.33