---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1547 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 8.5G 69G 11% / 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 559 13179 0 2301 15166 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:21:1c:9a brd ff:ff:ff:ff:ff:ff inet 10.30.107.116/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86090sec preferred_lft 86090sec inet6 fe80::f816:3eff:fe21:1c9a/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-1547) 12/27/25 _x86_64_ (4 CPU) 04:49:12 LINUX RESTART (4 CPU) 04:50:01 tps rtps wtps bread/s bwrtn/s 04:51:01 144.23 14.38 129.85 346.08 30193.10 04:52:01 39.69 3.28 36.41 349.94 4006.80 04:53:01 27.55 21.81 5.73 1533.34 1600.53 04:54:01 310.56 6.80 303.77 440.86 8507.38 Average: 130.51 11.57 118.94 667.56 11076.95 04:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:51:01 13568176 15297576 2856784 17.39 71964 1849936 1100076 6.30 940300 1685752 92308 04:52:01 12463288 14233884 3961672 24.12 74444 1886876 2105640 12.05 2021796 1702328 9128 04:53:01 13467444 15355772 2957516 18.01 74728 2003144 977372 5.59 922812 1798584 40332 04:54:01 13528460 15562208 2896500 17.63 77132 2143568 768576 4.40 786856 1868180 28008 Average: 13256842 15112360 3168118 19.29 74567 1970881 1237916 7.08 1167941 1763711 42444 04:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:51:01 lo 0.60 0.60 0.07 0.07 0.00 0.00 0.00 0.00 04:51:01 ens3 204.67 154.27 2000.87 30.22 0.00 0.00 0.00 0.00 04:52:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 04:52:01 ens3 53.36 41.11 249.13 8.92 0.00 0.00 0.00 0.00 04:53:01 lo 0.33 0.33 0.05 0.05 0.00 0.00 0.00 0.00 04:53:01 ens3 160.64 118.66 1202.48 31.37 0.00 0.00 0.00 0.00 04:54:01 lo 0.73 0.73 0.08 0.08 0.00 0.00 0.00 0.00 04:54:01 ens3 388.95 288.24 1949.25 127.13 0.00 0.00 0.00 0.00 Average: lo 0.48 0.48 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 201.90 150.57 1350.43 49.41 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1547) 12/27/25 _x86_64_ (4 CPU) 04:49:12 LINUX RESTART (4 CPU) 04:50:01 CPU %user %nice %system %iowait %steal %idle 04:51:01 all 19.89 0.00 1.30 1.88 0.06 76.87 04:51:01 0 12.56 0.00 1.39 2.62 0.05 83.39 04:51:01 1 14.68 0.00 1.25 3.71 0.07 80.30 04:51:01 2 28.43 0.00 1.47 0.30 0.03 69.77 04:51:01 3 23.89 0.00 1.10 0.87 0.07 74.08 04:52:01 all 42.90 0.00 0.80 0.16 0.07 56.08 04:52:01 0 32.77 0.00 0.62 0.28 0.07 66.26 04:52:01 1 67.56 0.00 0.98 0.05 0.07 31.34 04:52:01 2 39.37 0.00 0.80 0.15 0.08 59.59 04:52:01 3 31.95 0.00 0.76 0.13 0.08 67.07 04:53:01 all 32.98 0.00 0.66 0.22 0.07 66.07 04:53:01 0 16.66 0.00 0.87 0.18 0.07 82.22 04:53:01 1 28.08 0.00 0.48 0.28 0.07 71.09 04:53:01 2 75.71 0.00 0.73 0.30 0.08 23.17 04:53:01 3 11.74 0.00 0.58 0.13 0.07 87.49 04:54:01 all 49.45 0.00 1.69 0.86 0.09 47.92 04:54:01 0 50.23 0.00 1.24 0.77 0.08 47.69 04:54:01 1 53.00 0.00 1.95 1.87 0.08 43.09 04:54:01 2 49.57 0.00 1.75 0.23 0.07 48.38 04:54:01 3 44.99 0.00 1.80 0.58 0.12 52.51 Average: all 36.30 0.00 1.11 0.78 0.07 61.74 Average: 0 28.04 0.00 1.03 0.96 0.07 69.90 Average: 1 40.83 0.00 1.17 1.48 0.07 56.46 Average: 2 48.27 0.00 1.19 0.25 0.07 50.23 Average: 3 28.10 0.00 1.06 0.43 0.08 70.33