---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3938 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 457 5427 0 2090 7240 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:5b:80:0d brd ff:ff:ff:ff:ff:ff inet 10.32.7.13/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86123sec preferred_lft 86123sec inet6 fe80::f816:3eff:fe5b:800d/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-3938) 01/23/26 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 148.91 64.06 84.85 4242.89 40664.17 19:15:01 67.11 12.80 54.31 308.88 9083.02 19:16:01 62.27 6.73 55.54 417.13 6926.18 19:17:01 22.48 0.35 22.13 33.73 4350.34 Average: 75.19 20.98 54.21 1250.66 15255.93 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 5991528 7412096 2175884 26.64 36992 1563436 713584 7.74 589296 1423224 85072 19:15:01 5651168 7309744 2516244 30.81 57184 1765372 874408 9.49 713304 1606332 101844 19:16:01 5626592 7477908 2540820 31.11 62816 1947480 622496 6.75 622576 1711952 114128 19:17:01 5546088 7401624 2621324 32.09 64960 1949060 697560 7.57 704608 1709020 11184 Average: 5703844 7400343 2463568 30.16 55488 1806337 727012 7.89 657446 1612632 78057 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 19:14:01 ens3 448.99 243.09 1491.48 67.57 0.00 0.00 0.00 0.00 19:15:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 19:15:01 ens3 91.65 57.64 473.42 17.05 0.00 0.00 0.00 0.00 19:16:01 lo 1.57 1.57 0.14 0.14 0.00 0.00 0.00 0.00 19:16:01 ens3 263.62 285.99 1241.25 555.23 0.00 0.00 0.00 0.00 19:17:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 19:17:01 ens3 11.53 11.88 9.18 5.96 0.00 0.00 0.00 0.00 Average: lo 1.14 1.14 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 203.95 149.65 803.84 161.46 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3938) 01/23/26 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 22.46 0.00 2.98 4.85 1.10 68.61 19:14:01 0 24.29 0.00 5.49 4.14 1.19 64.89 19:14:01 1 25.86 0.00 2.17 1.10 1.22 69.66 19:14:01 2 14.22 0.00 2.31 11.32 0.92 71.23 19:14:01 3 25.41 0.00 1.96 2.88 1.08 68.68 19:15:01 all 25.17 0.00 1.64 1.59 1.21 70.39 19:15:01 0 23.38 0.00 1.21 0.95 1.06 73.40 19:15:01 1 12.91 0.00 0.85 0.12 0.98 85.15 19:15:01 2 14.31 0.00 1.40 5.08 1.05 78.16 19:15:01 3 50.15 0.00 3.10 0.22 1.73 44.80 19:16:01 all 38.10 0.00 1.93 1.04 2.10 56.83 19:16:01 0 31.46 0.00 1.52 0.62 1.98 64.43 19:16:01 1 29.98 0.00 1.36 0.48 1.96 66.23 19:16:01 2 32.36 0.00 2.38 2.30 2.05 60.91 19:16:01 3 58.60 0.00 2.46 0.80 2.41 35.72 19:17:01 all 21.36 0.00 1.07 0.71 0.78 76.07 19:17:01 0 27.60 0.00 0.77 0.25 0.83 70.55 19:17:01 1 5.26 0.00 0.63 0.17 0.62 93.33 19:17:01 2 32.38 0.00 1.40 0.43 1.08 64.70 19:17:01 3 20.24 0.00 1.48 1.98 0.58 75.71 Average: all 26.78 0.00 1.90 2.05 1.30 67.97 Average: 0 26.68 0.00 2.24 1.49 1.27 68.32 Average: 1 18.51 0.00 1.25 0.47 1.19 78.58 Average: 2 23.33 0.00 1.87 4.78 1.28 68.74 Average: 3 38.59 0.00 2.25 1.47 1.45 56.24