---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1045 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 8.9G 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 622 12641 0 2776 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:b6:e3:2d brd ff:ff:ff:ff:ff:ff inet 10.30.107.93/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86142sec preferred_lft 86142sec inet6 fe80::f816:3eff:feb6:e32d/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-1045) 07/22/26 _x86_64_ (4 CPU) 22:08:31 LINUX RESTART (4 CPU) 22:09:01 tps rtps wtps bread/s bwrtn/s 22:10:01 167.74 29.13 138.61 1696.78 31065.49 22:11:01 126.43 11.11 115.31 799.47 17084.89 22:12:01 13.63 2.47 11.16 67.71 2083.57 Average: 102.59 14.24 88.36 854.61 16743.83 22:09:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:10:01 13576616 15440756 2848352 17.34 72588 1982004 1140628 6.53 814236 1799652 263608 22:11:01 11614764 13788128 4810204 29.29 83600 2268440 2507616 14.35 2536744 2010704 51316 22:12:01 11817964 14004832 4607004 28.05 84024 2281292 2133040 12.21 2348120 1996888 5284 Average: 12336448 14411239 4088520 24.89 80071 2177245 1927095 11.03 1899700 1935748 106736 22:09:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:10:01 lo 1.33 1.33 0.16 0.16 0.00 0.00 0.00 0.00 22:10:01 ens3 163.64 120.40 2095.90 22.88 0.00 0.00 0.00 0.00 22:11:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 22:11:01 ens3 373.90 292.92 3375.10 53.29 0.00 0.00 0.00 0.00 22:12:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 22:12:01 ens3 346.45 226.42 156.95 81.93 0.00 0.00 0.00 0.00 Average: lo 0.56 0.56 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 294.67 213.25 1875.89 52.70 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1045) 07/22/26 _x86_64_ (4 CPU) 22:08:31 LINUX RESTART (4 CPU) 22:09:01 CPU %user %nice %system %iowait %steal %idle 22:10:01 all 24.86 0.00 1.98 2.02 0.07 71.07 22:10:01 0 17.58 0.00 1.37 0.94 0.05 80.07 22:10:01 1 12.78 0.00 1.35 1.67 0.07 84.13 22:10:01 2 57.80 0.00 3.47 1.06 0.12 37.56 22:10:01 3 11.35 0.00 1.74 4.42 0.05 82.43 22:11:01 all 49.63 0.00 2.03 0.47 0.09 47.77 22:11:01 0 49.49 0.00 2.15 0.52 0.10 47.75 22:11:01 1 47.98 0.00 2.22 0.49 0.08 49.22 22:11:01 2 54.36 0.00 1.63 0.59 0.10 43.32 22:11:01 3 46.68 0.00 2.12 0.30 0.10 50.79 22:12:01 all 72.41 0.00 2.13 0.05 0.11 25.30 22:12:01 0 75.80 0.00 2.18 0.05 0.10 21.86 22:12:01 1 73.19 0.00 2.18 0.02 0.12 24.50 22:12:01 2 73.68 0.00 2.55 0.13 0.10 23.54 22:12:01 3 66.98 0.00 1.61 0.02 0.10 31.29 Average: all 48.96 0.00 2.05 0.85 0.09 48.05 Average: 0 47.64 0.00 1.90 0.50 0.08 49.88 Average: 1 44.61 0.00 1.92 0.73 0.09 52.65 Average: 2 61.94 0.00 2.55 0.59 0.11 34.81 Average: 3 41.68 0.00 1.82 1.58 0.08 54.83