---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-13799 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: 5599.99 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 658 8795 4 6535 14988 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:13:c0:fb brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.228/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84615sec preferred_lft 84615sec inet6 fe80::f816:3eff:fe13:c0fb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 66:d3:6d:a9:f2:d3 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-13799) 12/15/25 _x86_64_ (4 CPU) 09:03:38 LINUX RESTART (4 CPU) 09:10:25 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:20:25 27.55 0.02 24.37 3.16 0.32 2341.63 22595.57 09:30:04 22.17 0.02 20.10 2.05 0.47 4156.33 15694.78 Average: 24.91 0.02 22.27 2.62 0.39 3232.28 19208.66 09:10:25 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:20:25 9369584 13137092 2819428 17.22 144196 3738480 3144860 18.05 838712 5775236 31352 09:30:04 5529980 10267808 5684956 34.72 156800 4655436 5458584 31.33 1115708 9271456 4760 Average: 7449782 11702450 4252192 25.97 150498 4196958 4301722 24.69 977210 7523346 18056 09:10:25 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:20:25 lo 1409.18 1409.18 1336.71 1336.71 0.00 0.00 0.00 0.00 09:20:25 ens3 24.75 20.60 11.59 6.80 0.00 0.00 0.00 0.00 09:20:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:04 lo 856.44 856.44 4771.00 4771.00 0.00 0.00 0.00 0.00 09:30:04 ens3 20.24 17.44 24.12 5.75 0.00 0.00 0.00 0.00 09:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1137.89 1137.89 3022.26 3022.26 0.00 0.00 0.00 0.00 Average: ens3 22.54 19.05 17.74 6.29 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-13799) 12/15/25 _x86_64_ (4 CPU) 09:03:38 LINUX RESTART (4 CPU) 09:10:25 CPU %user %nice %system %iowait %steal %idle 09:20:25 all 65.10 0.00 2.39 0.25 0.11 32.15 09:20:25 0 65.79 0.00 2.20 0.29 0.11 31.61 09:20:25 1 64.13 0.00 2.54 0.26 0.11 32.96 09:20:25 2 64.96 0.00 2.26 0.18 0.11 32.50 09:20:25 3 65.52 0.00 2.57 0.26 0.10 31.54 09:30:04 all 51.92 0.00 1.88 1.14 0.11 44.95 09:30:04 0 49.11 0.00 1.76 1.31 0.11 47.72 09:30:04 1 50.48 0.00 1.94 2.30 0.11 45.16 09:30:04 2 51.81 0.00 1.87 0.58 0.11 45.63 09:30:04 3 56.26 0.00 1.95 0.38 0.11 41.30 Average: all 58.63 0.00 2.14 0.69 0.11 38.44 Average: 0 57.60 0.00 1.98 0.79 0.11 39.52 Average: 1 57.43 0.00 2.25 1.26 0.11 38.95 Average: 2 58.50 0.00 2.07 0.38 0.11 38.95 Average: 3 60.98 0.00 2.27 0.32 0.11 36.33