---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-17093 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 UTC 2025 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 Stepping: 0 BogoMIPS: 5600.00 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 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 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 11G 67G 15% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 713 9651 4 5624 14933 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:0a:8b:78 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.201/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84674sec preferred_lft 84674sec inet6 fe80::f816:3eff:fe0a:8b78/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7a:6b:b9:1f:bc:1c brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-17093) 12/28/25 _x86_64_ (4 CPU) 20:46:28 LINUX RESTART (4 CPU) 20:50:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:00:01 29.02 1.11 25.43 2.48 434.64 5705.70 26239.17 21:10:08 47.93 0.05 31.02 16.86 1.41 5476.43 292280.13 Average: 38.57 0.58 28.25 9.74 215.94 5589.96 160541.97 20:50:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:00:01 9398464 13469192 2484420 15.17 166520 3974400 2969520 17.05 889496 5645592 103088 21:10:08 8055364 13208080 2740884 16.74 187404 4990156 2905408 16.68 1132596 6685556 25952 Average: 8726914 13338636 2612652 15.96 176962 4482278 2937464 16.86 1011046 6165574 64520 20:50:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:00:01 lo 810.96 810.96 771.85 771.85 0.00 0.00 0.00 0.00 21:00:01 ens3 80.14 58.97 560.06 15.04 0.00 0.00 0.00 0.00 21:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:08 lo 1260.01 1260.01 1199.83 1199.83 0.00 0.00 0.00 0.00 21:10:08 ens3 66.17 49.82 213.92 14.90 0.00 0.00 0.00 0.00 21:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1037.65 1037.65 987.90 987.90 0.00 0.00 0.00 0.00 Average: ens3 73.09 54.35 385.32 14.97 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-17093) 12/28/25 _x86_64_ (4 CPU) 20:46:28 LINUX RESTART (4 CPU) 20:50:07 CPU %user %nice %system %iowait %steal %idle 21:00:01 all 61.64 0.00 2.24 0.12 0.09 35.90 21:00:01 0 62.13 0.00 2.02 0.20 0.09 35.56 21:00:01 1 62.88 0.00 2.55 0.11 0.09 34.37 21:00:01 2 60.00 0.00 2.37 0.08 0.10 37.45 21:00:01 3 61.55 0.00 2.03 0.11 0.09 36.22 21:10:08 all 61.98 0.00 2.51 0.13 0.10 35.29 21:10:08 0 59.72 0.00 2.53 0.11 0.09 37.55 21:10:08 1 60.72 0.00 2.32 0.08 0.10 36.78 21:10:08 2 63.26 0.00 2.48 0.12 0.09 34.05 21:10:08 3 64.20 0.00 2.72 0.19 0.10 32.79 Average: all 61.81 0.00 2.38 0.13 0.09 35.59 Average: 0 60.92 0.00 2.27 0.15 0.09 36.56 Average: 1 61.79 0.00 2.44 0.09 0.10 35.58 Average: 2 61.65 0.00 2.42 0.10 0.10 35.73 Average: 3 62.89 0.00 2.38 0.15 0.09 34.49