---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-15805 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 12G 66G 16% / 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 678 8630 4 6680 14968 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:f4:3c:bb brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.253/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84284sec preferred_lft 84284sec inet6 fe80::f816:3eff:fef4:3cbb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ca:bc:e8:c8:fd:e1 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-15805) 12/22/25 _x86_64_ (4 CPU) 05:21:26 LINUX RESTART (4 CPU) 05:30:16 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:40:16 23.05 0.06 20.28 2.71 6.32 2185.85 21328.66 05:50:01 28.33 0.03 25.54 2.76 0.51 4416.38 21879.41 Average: 25.65 0.04 22.87 2.74 3.45 3287.14 21600.59 05:30:16 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:40:16 9148828 13035316 2919976 17.83 147020 3853280 2975076 17.08 901108 5916332 22268 05:50:01 5990336 10894944 5056840 30.89 161228 4812704 5052100 29.00 1182420 8751124 136 Average: 7569582 11965130 3988408 24.36 154124 4332992 4013588 23.04 1041764 7333728 11202 05:30:16 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:40:16 lo 1119.70 1119.70 1059.41 1059.41 0.00 0.00 0.00 0.00 05:40:16 ens3 40.09 32.69 26.78 11.46 0.00 0.00 0.00 0.00 05:40:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:01 lo 1045.16 1045.16 991.70 991.70 0.00 0.00 0.00 0.00 05:50:01 ens3 41.50 32.11 41.69 10.89 0.00 0.00 0.00 0.00 05:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1082.90 1082.90 1025.98 1025.98 0.00 0.00 0.00 0.00 Average: ens3 40.78 32.40 34.14 11.18 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-15805) 12/22/25 _x86_64_ (4 CPU) 05:21:26 LINUX RESTART (4 CPU) 05:30:16 CPU %user %nice %system %iowait %steal %idle 05:40:16 all 64.91 0.00 2.26 0.05 0.10 32.67 05:40:16 0 62.84 0.00 2.19 0.07 0.10 34.80 05:40:16 1 66.23 0.00 2.18 0.04 0.10 31.44 05:40:16 2 63.80 0.00 2.22 0.06 0.11 33.82 05:40:16 3 66.79 0.00 2.44 0.04 0.10 30.63 05:50:01 all 52.75 0.00 2.18 0.12 0.10 44.85 05:50:01 0 52.14 0.00 1.90 0.30 0.10 45.56 05:50:01 1 52.89 0.00 2.30 0.06 0.09 44.65 05:50:01 2 52.12 0.00 2.41 0.07 0.10 45.30 05:50:01 3 53.84 0.00 2.11 0.07 0.10 43.89 Average: all 58.91 0.00 2.22 0.09 0.10 38.69 Average: 0 57.56 0.00 2.05 0.18 0.10 40.11 Average: 1 59.65 0.00 2.24 0.05 0.10 37.96 Average: 2 58.03 0.00 2.31 0.06 0.10 39.49 Average: 3 60.39 0.00 2.28 0.06 0.10 37.18