---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1930 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 8.8G 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 607 12786 0 2646 15108 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:31:e2:3e brd ff:ff:ff:ff:ff:ff inet 10.30.106.84/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86120sec preferred_lft 86120sec inet6 fe80::f816:3eff:fe31:e23e/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-1930) 12/28/25 _x86_64_ (4 CPU) 18:48:33 LINUX RESTART (4 CPU) 18:49:01 tps rtps wtps bread/s bwrtn/s 18:50:01 152.77 16.05 136.73 1224.46 50289.22 18:51:01 133.06 23.03 110.03 1240.33 13721.45 18:52:01 15.14 3.45 11.70 108.90 2219.39 18:53:01 44.14 2.95 41.19 113.98 12398.60 Average: 86.28 11.37 74.91 671.89 19656.44 18:49:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:50:01 13872952 15562752 2552016 15.54 71044 1813548 787680 4.51 663984 1664252 128880 18:51:01 12362772 14407920 4062196 24.73 88344 2136992 2075400 11.88 1910088 1893628 55788 18:52:01 12212468 14266596 4212500 25.65 88704 2145392 2087180 11.94 2092212 1862212 2236 18:53:01 13145444 15521056 3279524 19.97 92844 2459080 803840 4.60 973408 2044340 10864 Average: 12898409 14939581 3526559 21.47 85234 2138753 1438525 8.23 1409923 1866108 49442 18:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:50:01 ens3 122.26 92.47 1179.02 23.33 0.00 0.00 0.00 0.00 18:50:01 lo 1.07 1.07 0.13 0.13 0.00 0.00 0.00 0.00 18:51:01 ens3 479.80 395.80 3743.49 77.58 0.00 0.00 0.00 0.00 18:51:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 18:52:01 ens3 242.84 154.62 61.06 64.48 0.00 0.00 0.00 0.00 18:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:53:01 ens3 110.01 93.08 352.09 27.01 0.00 0.00 0.00 0.00 18:53:01 lo 1.00 1.00 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 238.73 183.99 1333.86 48.10 0.00 0.00 0.00 0.00 Average: lo 0.62 0.62 0.06 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1930) 12/28/25 _x86_64_ (4 CPU) 18:48:33 LINUX RESTART (4 CPU) 18:49:01 CPU %user %nice %system %iowait %steal %idle 18:50:01 all 15.62 0.00 1.28 2.93 0.05 80.12 18:50:01 0 24.68 0.00 2.00 7.63 0.08 65.60 18:50:01 1 13.10 0.00 1.12 0.58 0.03 85.16 18:50:01 2 4.37 0.00 0.47 0.62 0.03 94.51 18:50:01 3 20.32 0.00 1.55 2.86 0.05 75.21 18:51:01 all 39.78 0.00 2.29 0.47 0.09 57.37 18:51:01 0 37.85 0.00 1.68 0.65 0.08 59.73 18:51:01 1 40.59 0.00 2.32 0.22 0.08 56.78 18:51:01 2 39.91 0.00 2.51 0.05 0.07 57.47 18:51:01 3 40.82 0.00 2.61 0.95 0.10 55.52 18:52:01 all 72.64 0.00 2.07 0.06 0.08 25.16 18:52:01 0 70.56 0.00 2.01 0.08 0.07 27.28 18:52:01 1 64.79 0.00 2.10 0.03 0.08 32.99 18:52:01 2 79.42 0.00 2.37 0.05 0.08 18.07 18:52:01 3 75.77 0.00 1.80 0.07 0.08 22.28 18:53:01 all 33.89 0.00 2.06 0.51 0.06 63.48 18:53:01 0 20.61 0.00 1.87 1.70 0.03 75.78 18:53:01 1 31.53 0.00 1.84 0.10 0.07 66.46 18:53:01 2 56.98 0.00 2.79 0.22 0.07 39.95 18:53:01 3 26.41 0.00 1.75 0.03 0.07 71.73 Average: all 40.47 0.00 1.93 0.99 0.07 56.55 Average: 0 38.40 0.00 1.89 2.52 0.07 57.13 Average: 1 37.51 0.00 1.85 0.23 0.07 60.34 Average: 2 45.18 0.00 2.03 0.23 0.06 52.49 Average: 3 40.79 0.00 1.93 0.98 0.08 56.23