---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-26578 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 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 654 8721 4 6613 14992 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:aa:60:1c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.26/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84428sec preferred_lft 84428sec inet6 fe80::f816:3eff:feaa:601c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 46:72:4e:41:4e:e2 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-26578) 03/04/26 _x86_64_ (4 CPU) 09:26:10 LINUX RESTART (4 CPU) 09:30:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:40:34 23.63 0.30 20.67 2.66 207.37 2853.98 7300.95 09:50:05 44.21 12.47 28.47 3.27 137.73 2424.38 25923.65 Average: 33.49 6.13 24.41 2.95 174.00 2648.13 16224.17 09:30:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:40:34 9319248 12915664 3042276 18.58 138092 3579652 3157472 18.12 745940 5925512 32524 09:50:05 9046136 13055404 2898888 17.71 166872 3923896 2904336 16.67 889512 6004432 20792 Average: 9182692 12985534 2970582 18.14 152482 3751774 3030904 17.40 817726 5964972 26658 09:30:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:40:34 lo 1499.08 1499.08 1422.88 1422.88 0.00 0.00 0.00 0.00 09:40:34 ens3 31.15 26.76 103.82 7.82 0.00 0.00 0.00 0.00 09:40:34 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:05 lo 1628.26 1628.26 1552.25 1552.25 0.00 0.00 0.00 0.00 09:50:05 ens3 21.08 18.99 20.25 5.80 0.00 0.00 0.00 0.00 09:50:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1560.98 1560.98 1484.87 1484.87 0.00 0.00 0.00 0.00 Average: ens3 26.32 23.03 63.78 6.85 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-26578) 03/04/26 _x86_64_ (4 CPU) 09:26:10 LINUX RESTART (4 CPU) 09:30:13 CPU %user %nice %system %iowait %steal %idle 09:40:34 all 59.53 0.00 2.15 4.50 0.11 33.71 09:40:34 0 60.15 0.00 2.09 3.57 0.11 34.07 09:40:34 1 60.98 0.00 2.12 4.02 0.11 32.76 09:40:34 2 57.62 0.00 2.32 4.75 0.12 35.19 09:40:34 3 59.35 0.00 2.08 5.64 0.11 32.82 09:50:05 all 60.92 0.09 2.52 2.39 0.13 33.95 09:50:05 0 59.05 0.07 2.27 1.93 0.14 36.53 09:50:05 1 63.07 0.27 2.95 2.77 0.12 30.82 09:50:05 2 60.68 0.00 2.55 2.75 0.13 33.89 09:50:05 3 60.87 0.00 2.31 2.12 0.13 34.57 Average: all 60.19 0.04 2.33 3.49 0.12 33.82 Average: 0 59.63 0.03 2.18 2.79 0.12 35.25 Average: 1 61.98 0.13 2.52 3.42 0.11 31.83 Average: 2 59.08 0.00 2.43 3.80 0.12 34.57 Average: 3 60.08 0.00 2.19 3.96 0.12 33.65