---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1416 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: 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 8.7G 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 626 12871 0 2542 15093 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:14:bd:c9 brd ff:ff:ff:ff:ff:ff inet 10.30.106.173/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86129sec preferred_lft 86129sec inet6 fe80::f816:3eff:fe14:bdc9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1416) 10/08/25 _x86_64_ (4 CPU) 18:59:24 LINUX RESTART (4 CPU) 19:00:01 tps rtps wtps bread/s bwrtn/s 19:01:01 183.58 34.12 149.47 1818.13 52402.00 19:02:01 72.44 9.28 63.16 744.81 9898.88 19:03:01 22.51 2.40 20.11 198.77 9161.54 Average: 92.84 15.26 77.57 920.52 23819.22 19:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:01:01 13511836 15277248 2913124 17.74 74236 1882880 1027728 5.88 962428 1718456 133964 19:02:01 12160880 14123780 4264080 25.96 78904 2069688 2627032 15.03 2193268 1821968 25404 19:03:01 11926940 14185920 4498020 27.39 80784 2358068 2066152 11.82 2193228 2046004 50248 Average: 12533219 14528983 3891741 23.69 77975 2103545 1906971 10.91 1782975 1862143 69872 19:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:01:01 lo 1.07 1.07 0.13 0.13 0.00 0.00 0.00 0.00 19:01:01 ens3 205.60 155.15 1923.23 39.73 0.00 0.00 0.00 0.00 19:02:01 lo 1.30 1.30 0.24 0.24 0.00 0.00 0.00 0.00 19:02:01 ens3 4272.17 2557.39 3306.13 1045.73 0.00 0.00 0.00 0.00 19:03:01 lo 6.13 6.13 1.15 1.15 0.00 0.00 0.00 0.00 19:03:01 ens3 2221.08 1347.48 2906.44 532.23 0.00 0.00 0.00 0.00 Average: lo 2.83 2.83 0.50 0.50 0.00 0.00 0.00 0.00 Average: ens3 2233.06 1353.41 2711.97 539.26 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1416) 10/08/25 _x86_64_ (4 CPU) 18:59:24 LINUX RESTART (4 CPU) 19:00:01 CPU %user %nice %system %iowait %steal %idle 19:01:01 all 26.15 0.00 1.68 3.89 0.09 68.20 19:01:01 0 14.91 0.00 1.31 0.84 0.07 82.87 19:01:01 1 49.64 0.00 3.41 2.16 0.15 44.64 19:01:01 2 24.38 0.00 1.52 5.76 0.08 68.25 19:01:01 3 15.73 0.00 0.48 6.80 0.07 76.91 19:02:01 all 73.93 0.00 6.08 0.23 0.15 19.61 19:02:01 0 61.70 0.00 5.69 0.18 0.15 32.28 19:02:01 1 81.10 0.00 4.83 0.39 0.15 13.53 19:02:01 2 78.70 0.00 6.84 0.10 0.15 14.21 19:02:01 3 74.25 0.00 6.97 0.25 0.15 18.38 19:03:01 all 58.16 0.00 4.16 0.20 0.13 37.35 19:03:01 0 50.88 0.00 4.25 0.44 0.13 44.30 19:03:01 1 59.45 0.00 3.26 0.15 0.13 37.00 19:03:01 2 59.01 0.00 4.74 0.18 0.13 35.93 19:03:01 3 63.28 0.00 4.40 0.02 0.13 32.17 Average: all 52.72 0.00 3.97 1.44 0.12 41.74 Average: 0 42.41 0.00 3.74 0.49 0.12 53.24 Average: 1 63.38 0.00 3.83 0.90 0.15 31.74 Average: 2 54.04 0.00 4.37 2.01 0.12 39.46 Average: 3 51.09 0.00 3.95 2.36 0.12 42.49