---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-66425 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: 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 9.8G 68G 13% / 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 628 11220 4 4139 15018 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:7a:c0:bd brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.110/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84912sec preferred_lft 84912sec inet6 fe80::f816:3eff:fe7a:c0bd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d6:6b:66:27:73:bd 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-66425) 04/04/26 _x86_64_ (4 CPU) 10:45:27 LINUX RESTART (4 CPU) 10:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:00:28 3.85 0.11 3.58 0.17 8.78 529.08 22.47 11:10:09 24.29 0.77 20.98 2.54 32.71 4435.87 6349.37 Average: 13.69 0.42 11.95 1.31 20.29 2408.70 3066.44 10:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:00:28 9266400 12212712 3751352 22.91 108564 3007948 4015096 23.05 483084 6276468 0 11:10:09 11474068 15358632 600764 3.67 131940 3883792 1152164 6.61 694628 3832964 13528 Average: 10370234 13785672 2176058 13.29 120252 3445870 2583630 14.83 588856 5054716 6764 10:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:00:28 lo 0.59 0.59 0.36 0.36 0.00 0.00 0.00 0.00 11:00:28 ens3 12.00 10.21 36.48 3.60 0.00 0.00 0.00 0.00 11:00:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:09 lo 513.86 513.86 489.69 489.69 0.00 0.00 0.00 0.00 11:10:09 ens3 92.47 62.55 596.99 15.85 0.00 0.00 0.00 0.00 11:10:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 247.53 247.53 235.79 235.79 0.00 0.00 0.00 0.00 Average: ens3 50.71 35.39 306.15 9.49 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-66425) 04/04/26 _x86_64_ (4 CPU) 10:45:27 LINUX RESTART (4 CPU) 10:50:01 CPU %user %nice %system %iowait %steal %idle 11:00:28 all 47.40 0.00 0.68 0.01 0.08 51.82 11:00:28 0 67.31 0.00 0.79 0.01 0.09 31.80 11:00:28 1 35.29 0.00 0.56 0.02 0.08 64.05 11:00:28 2 42.36 0.00 0.75 0.02 0.08 56.79 11:00:28 3 44.64 0.00 0.63 0.01 0.08 54.64 11:10:09 all 48.64 0.00 1.55 0.11 0.09 49.61 11:10:09 0 40.25 0.00 1.27 0.12 0.09 58.26 11:10:09 1 39.50 0.00 1.41 0.11 0.08 58.91 11:10:09 2 61.59 0.00 1.83 0.13 0.09 36.36 11:10:09 3 53.23 0.00 1.69 0.07 0.08 44.94 Average: all 48.00 0.00 1.10 0.06 0.08 50.76 Average: 0 54.32 0.00 1.02 0.06 0.09 44.50 Average: 1 37.31 0.00 0.97 0.06 0.08 61.58 Average: 2 51.61 0.00 1.27 0.08 0.08 46.96 Average: 3 48.77 0.00 1.14 0.04 0.08 49.97