---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1011 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 7.5G 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 478 5407 0 2090 7219 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:7e:03:ae brd ff:ff:ff:ff:ff:ff inet 10.32.6.131/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86129sec preferred_lft 86129sec inet6 fe80::f816:3eff:fe7e:3ae/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-1011) 04/20/26 _x86_64_ (4 CPU) 19:13:00 LINUX RESTART (4 CPU) 19:14:01 tps rtps wtps bread/s bwrtn/s 19:15:01 68.03 12.21 55.81 292.17 10058.11 19:16:01 63.86 6.40 57.46 398.27 7059.25 19:17:01 25.80 3.05 22.75 123.45 4360.47 Average: 52.56 7.22 45.34 271.30 7159.43 19:14:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:15:01 5764504 7419868 2402908 29.42 56848 1763240 822040 8.92 599004 1609136 107180 19:16:01 5612172 7459568 2555240 31.29 62604 1944820 616968 6.69 639516 1711644 112228 19:17:01 5521460 7382164 2645952 32.40 64576 1955864 694716 7.54 724568 1715072 15480 Average: 5632712 7420533 2534700 31.03 61343 1887975 711241 7.72 654363 1678617 78296 19:14:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:15:01 lo 1.20 1.20 0.12 0.12 0.00 0.00 0.00 0.00 19:15:01 ens3 79.49 61.53 726.09 15.37 0.00 0.00 0.00 0.00 19:16:01 lo 0.83 0.83 0.08 0.08 0.00 0.00 0.00 0.00 19:16:01 ens3 257.56 277.82 1242.74 50.83 0.00 0.00 0.00 0.00 19:17:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 19:17:01 ens3 48.93 60.31 29.87 534.81 0.00 0.00 0.00 0.00 Average: lo 1.17 1.17 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 128.66 133.22 666.27 200.32 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1011) 04/20/26 _x86_64_ (4 CPU) 19:13:00 LINUX RESTART (4 CPU) 19:14:01 CPU %user %nice %system %iowait %steal %idle 19:15:01 all 23.05 0.00 1.52 1.69 1.21 72.52 19:15:01 0 8.14 0.00 0.70 0.37 0.58 90.21 19:15:01 1 60.89 0.00 3.20 0.70 2.24 32.97 19:15:01 2 7.89 0.00 1.11 5.56 1.03 84.41 19:15:01 3 15.45 0.00 1.11 0.12 1.01 82.30 19:16:01 all 38.17 0.00 1.99 1.13 2.96 55.75 19:16:01 0 32.43 0.00 2.01 0.86 3.09 61.61 19:16:01 1 32.23 0.00 1.34 0.10 2.52 63.81 19:16:01 2 23.31 0.00 1.60 2.43 2.63 70.04 19:16:01 3 64.77 0.00 3.00 1.10 3.61 27.52 19:17:01 all 20.51 0.00 0.98 0.85 0.97 76.69 19:17:01 0 16.84 0.00 0.63 0.33 1.16 81.04 19:17:01 1 48.90 0.00 1.53 0.33 1.48 47.75 19:17:01 2 6.82 0.00 0.85 2.74 0.61 88.99 19:17:01 3 9.58 0.00 0.88 0.02 0.62 88.91 Average: all 27.25 0.00 1.50 1.22 1.72 68.32 Average: 0 19.14 0.00 1.11 0.52 1.61 77.62 Average: 1 47.31 0.00 2.03 0.38 2.08 48.20 Average: 2 12.67 0.00 1.18 3.57 1.42 81.15 Average: 3 29.92 0.00 1.66 0.41 1.75 66.25