---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-163847 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 UTC 2026 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 14% / 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 715 10145 4 5127 14930 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:85:eb:cf brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.223/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84804sec preferred_lft 84804sec inet6 fe80::f816:3eff:fe85:ebcf/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f2:e7:12:9c:6e:83 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-4g-163847) 03/07/26 _x86_64_ (4 CPU) 02:47:44 LINUX RESTART (4 CPU) 02:50:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 03:00:03 27.79 2.14 23.61 2.04 133.47 5176.12 4973.93 03:10:03 30.53 0.05 27.40 3.08 1.63 6001.31 10419.81 Average: 29.16 1.10 25.51 2.56 67.55 5588.71 7696.87 02:50:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:00:03 9294408 13049620 2907416 17.76 150340 3697248 3165680 18.17 724292 5941372 196392 03:10:03 8146260 13114016 2836660 17.33 182064 4813604 3327492 19.10 998424 6743348 18816 Average: 8720334 13081818 2872038 17.54 166202 4255426 3246586 18.64 861358 6342360 107604 02:50:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:00:03 lo 1051.01 1051.01 1001.71 1001.71 0.00 0.00 0.00 0.00 03:00:03 ens3 58.85 45.97 345.14 10.77 0.00 0.00 0.00 0.00 03:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:03 lo 1085.30 1085.30 1033.79 1033.79 0.00 0.00 0.00 0.00 03:10:03 ens3 35.08 30.01 223.26 7.86 0.00 0.00 0.00 0.00 03:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1068.16 1068.16 1017.75 1017.75 0.00 0.00 0.00 0.00 Average: ens3 46.96 37.99 284.20 9.32 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-4g-163847) 03/07/26 _x86_64_ (4 CPU) 02:47:44 LINUX RESTART (4 CPU) 02:50:03 CPU %user %nice %system %iowait %steal %idle 03:00:03 all 66.71 0.00 2.24 0.14 0.11 30.80 03:00:03 0 64.76 0.00 2.05 0.13 0.10 32.96 03:00:03 1 66.99 0.00 2.16 0.14 0.10 30.61 03:00:03 2 68.10 0.00 2.62 0.10 0.11 29.07 03:00:03 3 67.00 0.00 2.14 0.17 0.11 30.58 03:10:03 all 56.44 0.00 2.30 0.18 0.10 40.98 03:10:03 0 60.03 0.00 2.36 0.21 0.11 37.30 03:10:03 1 56.45 0.00 2.06 0.08 0.10 41.31 03:10:03 2 55.34 0.00 2.71 0.29 0.10 41.56 03:10:03 3 53.94 0.00 2.07 0.15 0.10 43.74 Average: all 61.57 0.00 2.27 0.16 0.10 35.89 Average: 0 62.39 0.00 2.20 0.17 0.11 35.13 Average: 1 61.72 0.00 2.11 0.11 0.10 35.96 Average: 2 61.72 0.00 2.67 0.20 0.10 35.31 Average: 3 60.46 0.00 2.11 0.16 0.10 37.17