---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-5366 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 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 662 8587 4 6739 14984 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:8e:b9:d7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.252/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84597sec preferred_lft 84597sec inet6 fe80::f816:3eff:fe8e:b9d7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 92:1f:d7:62:73:11 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-5366) 01/28/26 _x86_64_ (4 CPU) 12:12:53 LINUX RESTART (4 CPU) 12:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:30:18 27.17 0.02 24.02 3.13 0.34 2298.08 20426.56 12:40:01 21.48 0.03 19.47 1.98 0.49 4130.27 12834.84 Average: 24.41 0.02 21.81 2.57 0.41 3186.75 16744.34 12:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:30:18 9111604 13093652 2861568 17.48 148240 3947168 3020256 17.34 945080 5923356 30508 12:40:01 5297300 10215264 5735752 35.03 160348 4830620 5586988 32.07 1220880 9398160 28 Average: 7204452 11654458 4298660 26.25 154294 4388894 4303622 24.70 1082980 7660758 15268 12:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:30:18 lo 1456.40 1456.40 1382.29 1382.29 0.00 0.00 0.00 0.00 12:30:18 ens3 23.27 20.17 11.38 6.68 0.00 0.00 0.00 0.00 12:30:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 lo 847.30 847.30 5355.89 5355.89 0.00 0.00 0.00 0.00 12:40:01 ens3 18.20 15.51 23.80 5.55 0.00 0.00 0.00 0.00 12:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1160.97 1160.97 3309.61 3309.61 0.00 0.00 0.00 0.00 Average: ens3 20.81 17.91 17.41 6.13 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-5366) 01/28/26 _x86_64_ (4 CPU) 12:12:53 LINUX RESTART (4 CPU) 12:20:00 CPU %user %nice %system %iowait %steal %idle 12:30:18 all 64.65 0.00 2.52 0.09 0.13 32.60 12:30:18 0 64.64 0.00 2.53 0.14 0.14 32.54 12:30:18 1 66.86 0.00 2.27 0.08 0.13 30.66 12:30:18 2 63.64 0.00 2.87 0.10 0.13 33.26 12:30:18 3 63.45 0.00 2.42 0.06 0.14 33.93 12:40:01 all 51.16 0.00 1.90 0.21 0.12 46.62 12:40:01 0 51.48 0.00 2.00 0.44 0.12 45.96 12:40:01 1 48.48 0.00 2.04 0.05 0.12 49.31 12:40:01 2 51.54 0.00 2.07 0.21 0.12 46.06 12:40:01 3 53.14 0.00 1.47 0.12 0.12 45.14 Average: all 58.10 0.00 2.22 0.15 0.13 39.40 Average: 0 58.26 0.00 2.27 0.29 0.13 39.05 Average: 1 57.94 0.00 2.16 0.07 0.13 39.71 Average: 2 57.77 0.00 2.48 0.15 0.12 39.47 Average: 3 58.45 0.00 1.96 0.09 0.13 39.37