---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-847 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: 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 9.3G 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 618 12250 0 3171 15091 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:b9:87:a3 brd ff:ff:ff:ff:ff:ff inet 10.30.106.221/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86145sec preferred_lft 86145sec inet6 fe80::f816:3eff:feb9:87a3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-847) 10/07/25 _x86_64_ (4 CPU) 01:12:56 LINUX RESTART (4 CPU) 01:13:01 tps rtps wtps bread/s bwrtn/s 01:14:01 377.19 55.17 322.01 3675.39 90138.71 01:15:01 153.67 30.26 123.41 1717.45 17238.46 01:16:01 70.67 5.52 65.16 157.84 14169.37 01:17:01 71.09 1.58 69.51 73.32 23039.23 Average: 168.16 23.13 145.02 1406.00 36146.44 01:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:14:01 13930716 15511740 2494252 15.19 64000 1718480 844844 4.83 704660 1574560 179368 01:15:01 13135784 15010908 3289184 20.03 81680 1979584 1246696 7.13 1239652 1805088 24048 01:16:01 11783132 14478480 4641836 28.26 93076 2766380 1646288 9.42 2043248 2312204 420528 01:17:01 12544888 15452288 3880080 23.62 98432 2967048 841384 4.82 1266916 2324388 9924 Average: 12848630 15113354 3576338 21.77 84297 2357873 1144803 6.55 1313619 2004060 158467 01:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:14:01 ens3 449.31 259.84 1874.38 78.36 0.00 0.00 0.00 0.00 01:14:01 lo 1.73 1.73 0.20 0.20 0.00 0.00 0.00 0.00 01:15:01 ens3 296.98 269.94 2567.48 54.27 0.00 0.00 0.00 0.00 01:15:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 01:16:01 ens3 451.99 378.02 6008.10 50.85 0.00 0.00 0.00 0.00 01:16:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 01:17:01 ens3 268.57 282.62 701.99 2649.59 0.00 0.00 0.00 0.00 01:17:01 lo 22.00 22.00 1.99 1.99 0.00 0.00 0.00 0.00 Average: ens3 366.71 297.60 2787.99 708.27 0.00 0.00 0.00 0.00 Average: lo 6.07 6.07 0.56 0.56 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-847) 10/07/25 _x86_64_ (4 CPU) 01:12:56 LINUX RESTART (4 CPU) 01:13:01 CPU %user %nice %system %iowait %steal %idle 01:14:01 all 22.46 0.00 2.12 7.05 0.07 68.31 01:14:01 0 10.62 0.00 1.51 9.24 0.05 78.58 01:14:01 1 35.88 0.00 2.32 1.49 0.07 60.25 01:14:01 2 34.57 0.00 3.21 5.95 0.08 56.18 01:14:01 3 8.76 0.00 1.47 11.54 0.07 78.16 01:15:01 all 19.10 0.00 1.39 1.09 0.06 78.36 01:15:01 0 17.56 0.00 0.68 0.45 0.05 81.26 01:15:01 1 26.30 0.00 1.07 0.22 0.07 72.35 01:15:01 2 13.78 0.00 2.41 0.85 0.07 82.89 01:15:01 3 18.74 0.00 1.39 2.82 0.05 77.00 01:16:01 all 37.60 0.00 2.09 0.13 0.08 60.10 01:16:01 0 32.09 0.00 2.09 0.20 0.07 65.56 01:16:01 1 37.34 0.00 1.82 0.07 0.07 60.70 01:16:01 2 34.70 0.00 1.92 0.07 0.10 63.22 01:16:01 3 46.28 0.00 2.55 0.17 0.07 50.94 01:17:01 all 21.57 0.00 1.78 1.70 0.06 74.90 01:17:01 0 7.94 0.00 1.10 0.02 0.03 90.91 01:17:01 1 21.38 0.00 1.54 0.15 0.07 76.87 01:17:01 2 32.93 0.00 2.24 0.65 0.07 64.11 01:17:01 3 24.06 0.00 2.21 5.97 0.08 67.68 Average: all 25.17 0.00 1.84 2.49 0.07 70.43 Average: 0 17.06 0.00 1.35 2.47 0.05 79.08 Average: 1 30.22 0.00 1.69 0.48 0.07 67.55 Average: 2 28.98 0.00 2.44 1.88 0.08 66.61 Average: 3 24.45 0.00 1.90 5.12 0.07 68.45