---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9097 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: 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 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 474 5325 0 2176 7221 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:83:b5:84 brd ff:ff:ff:ff:ff:ff inet 10.32.7.177/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86101sec preferred_lft 86101sec inet6 fe80::f816:3eff:fe83:b584/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9097) 03/17/26 _x86_64_ (4 CPU) 12:46:57 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:01 158.48 78.76 79.72 4816.66 39961.63 12:49:01 60.26 5.60 54.67 181.01 8856.25 12:50:01 98.15 33.24 64.91 2037.26 8305.42 12:51:01 28.06 3.47 24.60 134.24 5111.28 Average: 86.24 30.27 55.97 1792.35 15559.38 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 6038988 7423028 2128432 26.06 35536 1529252 703752 7.64 573188 1393124 67908 12:49:01 5812640 7461772 2354780 28.83 55612 1758440 811616 8.81 542868 1617636 128796 12:50:01 5179768 7045220 2987652 36.58 64360 1959180 1016584 11.03 1053584 1723860 46188 12:51:01 5456760 7396208 2710660 33.19 67272 2029244 681196 7.39 748436 1752420 7476 Average: 5622039 7331557 2545381 31.17 55695 1819029 803287 8.72 729519 1621760 62592 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 ens3 394.39 233.94 1224.36 65.01 0.00 0.00 0.00 0.00 12:48:01 lo 1.60 1.60 0.14 0.14 0.00 0.00 0.00 0.00 12:49:01 ens3 61.23 47.90 721.86 10.23 0.00 0.00 0.00 0.00 12:49:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 12:50:01 ens3 332.24 378.65 1578.26 63.34 0.00 0.00 0.00 0.00 12:50:01 lo 1.50 1.50 0.14 0.14 0.00 0.00 0.00 0.00 12:51:01 ens3 57.71 62.37 35.48 595.96 0.00 0.00 0.00 0.00 12:51:01 lo 1.20 1.20 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 211.39 180.71 890.00 183.62 0.00 0.00 0.00 0.00 Average: lo 1.16 1.16 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9097) 03/17/26 _x86_64_ (4 CPU) 12:46:57 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 21.10 0.00 2.89 4.86 1.46 69.68 12:48:01 0 16.57 0.00 4.71 3.78 1.18 73.76 12:48:01 1 22.78 0.00 1.89 3.71 1.69 69.93 12:48:01 2 33.39 0.00 2.93 4.30 1.88 57.49 12:48:01 3 11.72 0.00 2.04 7.67 1.08 77.49 12:49:01 all 21.71 0.00 1.35 1.60 1.04 74.30 12:49:01 0 14.95 0.00 0.65 1.27 0.58 82.55 12:49:01 1 22.95 0.00 1.28 0.08 1.29 74.40 12:49:01 2 43.42 0.00 2.78 0.25 1.80 51.74 12:49:01 3 5.58 0.00 0.68 4.78 0.48 88.48 12:50:01 all 47.65 0.00 2.74 1.54 3.62 44.45 12:50:01 0 47.51 0.00 3.15 0.90 3.38 45.07 12:50:01 1 40.30 0.00 1.99 0.48 3.46 53.77 12:50:01 2 53.88 0.00 3.29 1.37 4.16 37.30 12:50:01 3 48.87 0.00 2.56 3.48 3.46 41.64 12:51:01 all 20.97 0.00 1.19 0.80 1.06 75.98 12:51:01 0 22.59 0.00 1.25 0.07 0.98 75.12 12:51:01 1 34.06 0.00 1.80 0.78 1.37 61.99 12:51:01 2 21.13 0.00 0.96 1.06 1.20 75.64 12:51:01 3 6.16 0.00 0.75 1.28 0.71 91.10 Average: all 27.88 0.00 2.04 2.20 1.80 66.08 Average: 0 25.43 0.00 2.44 1.50 1.53 69.10 Average: 1 30.02 0.00 1.74 1.27 1.95 65.02 Average: 2 37.98 0.00 2.49 1.75 2.26 55.52 Average: 3 18.07 0.00 1.51 4.30 1.43 74.69