---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3226 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 464 5359 0 2152 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:cf:a5:12 brd ff:ff:ff:ff:ff:ff inet 10.32.7.61/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86121sec preferred_lft 86121sec inet6 fe80::f816:3eff:fecf:a512/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3226) 01/14/26 _x86_64_ (4 CPU) 12:46:46 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:02 99.45 31.39 68.06 1037.69 5754.92 12:49:01 82.44 30.47 51.97 1714.56 8800.14 12:50:01 60.04 9.22 50.82 512.58 10259.76 12:51:01 25.35 0.35 25.00 33.69 1541.80 Average: 66.75 17.80 48.95 820.71 6578.64 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:02 5907760 7383820 2259652 27.67 40108 1612892 732940 7.95 627848 1459936 106716 12:49:01 5600148 7310112 2567264 31.43 58764 1814172 795980 8.64 711904 1656812 106992 12:50:01 5524644 7436804 2642768 32.36 63420 2007684 644024 6.99 698216 1737944 27444 12:51:01 5527492 7443272 2639920 32.32 65488 2008776 644176 6.99 695740 1736144 7972 Average: 5640011 7393502 2527401 30.94 56945 1860881 704280 7.64 683427 1647709 62281 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:02 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 12:48:02 ens3 368.79 176.62 1443.64 61.77 0.00 0.00 0.00 0.00 12:49:01 lo 1.49 1.49 0.14 0.14 0.00 0.00 0.00 0.00 12:49:01 ens3 107.64 86.92 491.55 21.68 0.00 0.00 0.00 0.00 12:50:01 lo 1.37 1.37 0.12 0.12 0.00 0.00 0.00 0.00 12:50:01 ens3 252.86 264.52 1212.80 629.32 0.00 0.00 0.00 0.00 12:51:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 12:51:01 ens3 12.00 12.02 9.26 5.98 0.00 0.00 0.00 0.00 Average: lo 1.11 1.11 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 185.60 135.19 790.36 180.31 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3226) 01/14/26 _x86_64_ (4 CPU) 12:46:46 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:02 all 23.00 0.00 1.54 3.60 2.69 69.17 12:48:02 0 24.60 0.00 1.62 6.88 3.25 63.65 12:48:02 1 24.29 0.00 1.08 1.46 2.44 70.74 12:48:02 2 13.06 0.00 1.60 5.11 2.39 77.83 12:48:02 3 30.10 0.00 1.86 0.96 2.67 64.42 12:49:01 all 24.30 0.00 1.45 2.17 2.85 69.23 12:49:01 0 14.53 0.00 1.08 2.34 2.14 79.91 12:49:01 1 15.06 0.00 0.92 0.67 2.50 80.85 12:49:01 2 54.26 0.00 2.53 1.58 4.03 37.60 12:49:01 3 13.44 0.00 1.26 4.10 2.74 78.46 12:50:01 all 32.00 0.00 1.68 1.18 4.51 60.64 12:50:01 0 53.13 0.00 1.98 0.54 4.94 39.41 12:50:01 1 20.54 0.00 1.15 1.49 4.49 72.33 12:50:01 2 31.75 0.00 1.71 0.40 3.97 62.17 12:50:01 3 22.71 0.00 1.87 2.25 4.66 68.51 12:51:01 all 20.71 0.00 0.82 1.08 1.21 76.18 12:51:01 0 25.32 0.00 0.63 0.22 1.23 72.61 12:51:01 1 23.80 0.00 1.26 3.07 1.26 70.61 12:51:01 2 2.48 0.00 0.46 0.12 1.06 95.89 12:51:01 3 31.35 0.00 0.93 0.93 1.28 65.51 Average: all 25.02 0.00 1.37 2.01 2.82 68.79 Average: 0 29.47 0.00 1.33 2.50 2.89 63.80 Average: 1 20.94 0.00 1.10 1.67 2.68 73.61 Average: 2 25.25 0.00 1.57 1.80 2.86 68.52 Average: 3 24.43 0.00 1.48 2.05 2.84 69.19