---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-66 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 9.6G 68G 13% / 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 1162 11307 0 3570 14548 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:65:0a:b9 brd ff:ff:ff:ff:ff:ff inet 10.30.106.221/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86125sec preferred_lft 86125sec inet6 fe80::f816:3eff:fe65:ab9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-66) 05/16/26 _x86_64_ (4 CPU) 02:51:26 LINUX RESTART (4 CPU) 02:52:02 tps rtps wtps bread/s bwrtn/s 02:53:01 143.64 11.69 131.94 288.09 46640.50 02:54:01 413.03 1.65 411.38 25.73 46627.96 02:55:01 269.22 8.97 260.26 480.59 21796.37 Average: 276.03 7.41 268.62 264.67 38308.66 02:52:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:53:01 13454124 15251648 2970844 18.09 72316 1917240 1257588 7.20 980212 1757916 186156 02:54:01 11534344 14586324 4890624 29.78 152364 2961824 1500616 8.59 1719048 2766148 498312 02:55:01 11581496 14975228 4843472 29.49 154068 3287464 1233920 7.06 1676752 2763392 186172 Average: 12189988 14937733 4234980 25.78 126249 2722176 1330708 7.62 1458671 2429152 290213 02:52:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:53:01 lo 0.81 0.81 0.09 0.09 0.00 0.00 0.00 0.00 02:53:01 ens3 173.95 131.64 2726.09 25.30 0.00 0.00 0.00 0.00 02:54:01 lo 3.60 3.60 0.32 0.32 0.00 0.00 0.00 0.00 02:54:01 ens3 917.65 648.13 9480.10 89.39 0.00 0.00 0.00 0.00 02:55:01 lo 0.18 0.18 0.01 0.01 0.00 0.00 0.00 0.00 02:55:01 ens3 630.99 390.03 732.83 145.70 0.00 0.00 0.00 0.00 Average: lo 1.54 1.54 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 576.43 391.38 4321.87 87.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-66) 05/16/26 _x86_64_ (4 CPU) 02:51:26 LINUX RESTART (4 CPU) 02:52:02 CPU %user %nice %system %iowait %steal %idle 02:53:01 all 20.13 0.00 1.39 7.73 0.06 70.70 02:53:01 0 21.96 0.00 1.30 0.89 0.05 75.80 02:53:01 1 23.15 0.00 1.19 15.03 0.07 60.56 02:53:01 2 14.61 0.00 1.17 0.56 0.05 83.61 02:53:01 3 20.84 0.00 1.89 14.50 0.07 62.71 02:54:01 all 31.35 0.00 5.32 1.20 0.13 62.00 02:54:01 0 43.41 0.00 6.51 0.66 0.19 49.23 02:54:01 1 33.89 0.00 6.06 0.75 0.10 59.20 02:54:01 2 21.47 0.00 3.93 1.86 0.10 72.64 02:54:01 3 26.74 0.00 4.79 1.53 0.15 66.78 02:55:01 all 55.67 0.00 2.55 0.91 0.10 40.77 02:55:01 0 50.68 0.00 1.98 0.13 0.10 47.10 02:55:01 1 57.22 0.00 1.92 0.07 0.10 40.69 02:55:01 2 56.61 0.00 3.15 2.45 0.10 37.70 02:55:01 3 58.21 0.00 3.14 1.00 0.10 37.55 Average: all 35.79 0.00 3.09 3.26 0.10 57.76 Average: 0 38.74 0.00 3.26 0.56 0.11 57.33 Average: 1 38.18 0.00 3.07 5.23 0.09 53.43 Average: 2 30.91 0.00 2.76 1.62 0.08 64.62 Average: 3 35.36 0.00 3.28 5.64 0.11 55.62