---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-12689 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: 2800.000 BogoMIPS: 5600.00 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 9.2G 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 620 12330 0 3089 15089 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:05:3d:ff brd ff:ff:ff:ff:ff:ff inet 10.30.107.242/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86170sec preferred_lft 86170sec inet6 fe80::f816:3eff:fe05:3dff/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-12689) 11/14/25 _x86_64_ (4 CPU) 15:36:21 LINUX RESTART (4 CPU) 15:37:01 tps rtps wtps bread/s bwrtn/s 15:38:01 168.31 28.70 139.61 1697.32 43747.91 15:39:01 133.73 7.27 126.46 204.50 20022.80 15:40:01 62.96 1.57 61.39 73.19 21072.75 Average: 121.66 12.51 109.15 658.33 28281.15 15:37:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:38:01 13587308 15320876 2837660 17.28 75100 1850884 1060172 6.07 912964 1691996 88056 15:39:01 12072796 14705304 4352172 26.50 91864 2707452 1425108 8.16 1803892 2266008 388648 15:40:01 12610684 15433688 3814284 23.22 96736 2888112 868668 4.97 1260992 2268172 11312 Average: 12756929 15153289 3668039 22.33 87900 2482149 1117983 6.40 1325949 2075392 162672 15:37:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:38:01 ens3 169.46 147.38 1432.78 35.31 0.00 0.00 0.00 0.00 15:38:01 lo 0.67 0.67 0.08 0.08 0.00 0.00 0.00 0.00 15:39:01 ens3 638.73 526.16 7487.03 73.90 0.00 0.00 0.00 0.00 15:39:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 15:40:01 ens3 294.70 269.46 558.10 2464.67 0.00 0.00 0.00 0.00 15:40:01 lo 20.00 20.00 1.81 1.81 0.00 0.00 0.00 0.00 Average: ens3 367.63 314.33 3159.30 857.96 0.00 0.00 0.00 0.00 Average: lo 6.98 6.98 0.64 0.64 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-12689) 11/14/25 _x86_64_ (4 CPU) 15:36:21 LINUX RESTART (4 CPU) 15:37:01 CPU %user %nice %system %iowait %steal %idle 15:38:01 all 17.86 0.00 1.38 2.09 0.06 78.61 15:38:01 0 25.72 0.00 1.69 0.82 0.07 71.71 15:38:01 1 13.96 0.00 1.05 1.77 0.05 83.17 15:38:01 2 9.57 0.00 0.82 0.17 0.07 89.38 15:38:01 3 22.14 0.00 1.97 5.61 0.07 70.21 15:39:01 all 44.44 0.00 2.21 0.22 0.10 53.03 15:39:01 0 37.97 0.00 2.46 0.23 0.12 59.22 15:39:01 1 50.75 0.00 2.73 0.45 0.08 45.98 15:39:01 2 48.10 0.00 1.72 0.02 0.10 50.06 15:39:01 3 40.98 0.00 1.89 0.17 0.10 56.86 15:40:01 all 22.76 0.00 1.80 0.85 0.07 74.52 15:40:01 0 17.55 0.00 1.07 0.10 0.05 81.23 15:40:01 1 41.77 0.00 1.98 1.93 0.10 54.23 15:40:01 2 11.57 0.00 1.87 0.18 0.03 86.35 15:40:01 3 20.20 0.00 2.28 1.20 0.08 76.24 Average: all 28.34 0.00 1.80 1.05 0.08 68.73 Average: 0 27.07 0.00 1.74 0.38 0.08 70.73 Average: 1 35.48 0.00 1.92 1.38 0.08 61.13 Average: 2 23.08 0.00 1.47 0.12 0.07 75.26 Average: 3 27.76 0.00 2.05 2.33 0.08 67.78