---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1345 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 467 5323 0 2184 7228 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:b1:21:45 brd ff:ff:ff:ff:ff:ff inet 10.32.6.109/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86111sec preferred_lft 86111sec inet6 fe80::f816:3eff:feb1:2145/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1345) 05/20/26 _x86_64_ (4 CPU) 12:46:55 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:02 155.42 72.17 83.25 4331.68 40718.56 12:49:01 84.92 30.50 54.41 1729.61 8622.81 12:50:01 71.54 8.88 62.66 511.38 8136.78 12:51:01 29.78 3.40 26.38 129.31 5023.43 Average: 85.42 28.73 56.69 1675.27 15654.69 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:02 6031252 7456140 2136160 26.15 36540 1568392 653312 7.09 542996 1430088 87796 12:49:01 5594164 7299100 2573248 31.51 57240 1811860 848976 9.21 720220 1656508 123228 12:50:01 5513908 7447592 2653504 32.49 65004 2026024 634384 6.88 688692 1755196 114236 12:51:01 5415280 7370724 2752132 33.70 67364 2044784 702960 7.63 775096 1765924 14744 Average: 5638651 7393389 2528761 30.96 56537 1862765 709908 7.70 681751 1651929 85001 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:02 ens3 442.08 242.51 1540.63 65.18 0.00 0.00 0.00 0.00 12:48:02 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 12:49:01 ens3 69.72 55.33 486.53 16.16 0.00 0.00 0.00 0.00 12:49:01 lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 12:50:01 ens3 366.09 381.57 1577.10 75.88 0.00 0.00 0.00 0.00 12:50:01 lo 0.63 0.63 0.06 0.06 0.00 0.00 0.00 0.00 12:51:01 ens3 57.67 65.37 29.28 603.10 0.00 0.00 0.00 0.00 12:51:01 lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 234.58 186.74 910.15 190.81 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-1345) 05/20/26 _x86_64_ (4 CPU) 12:46:55 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:02 all 20.99 0.00 2.92 5.65 2.50 67.94 12:48:02 0 31.32 0.00 3.97 5.48 2.25 56.99 12:48:02 1 18.38 0.00 2.32 7.30 2.57 69.42 12:48:02 2 18.68 0.00 1.70 5.73 2.56 71.32 12:48:02 3 15.63 0.00 3.68 4.06 2.61 74.01 12:49:01 all 23.26 0.00 1.53 2.76 2.23 70.21 12:49:01 0 26.62 0.00 1.10 2.63 1.69 67.96 12:49:01 1 35.59 0.00 2.44 2.50 2.39 57.08 12:49:01 2 7.86 0.00 1.00 5.43 2.89 82.83 12:49:01 3 23.20 0.00 1.58 0.47 1.98 72.77 12:50:01 all 39.55 0.00 2.44 1.02 4.91 52.09 12:50:01 0 40.31 0.00 2.41 0.43 4.29 52.56 12:50:01 1 36.28 0.00 2.53 2.02 4.92 54.25 12:50:01 2 36.90 0.00 3.20 1.51 6.37 52.02 12:50:01 3 44.74 0.00 1.64 0.08 4.02 49.52 12:51:01 all 20.78 0.00 0.98 0.79 0.89 76.56 12:51:01 0 1.29 0.00 0.53 1.64 0.22 96.33 12:51:01 1 11.74 0.00 0.80 1.08 0.47 85.91 12:51:01 2 61.59 0.00 1.86 0.20 2.06 34.28 12:51:01 3 8.47 0.00 0.68 0.23 0.81 89.80 Average: all 26.20 0.00 1.97 2.55 2.64 66.63 Average: 0 24.96 0.00 2.01 2.54 2.12 68.36 Average: 1 25.52 0.00 2.02 3.23 2.60 66.62 Average: 2 31.26 0.00 1.95 3.21 3.49 60.09 Average: 3 23.05 0.00 1.90 1.22 2.36 71.47