---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4283 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): 8 On-line CPU(s) list: 0-7 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): 8 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: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 18G 138G 12% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 752 19980 4 11359 30872 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:9f:54:f1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.55/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84762sec preferred_lft 84762sec inet6 fe80::f816:3eff:fe9f:54f1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether de:5e:35:18:74:b5 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-8c-8g-4283) 04/07/26 _x86_64_ (8 CPU) 05:25:58 LINUX RESTART (8 CPU) 05:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:40:01 45.58 1.12 40.87 3.59 424.51 6745.81 2093.66 05:50:01 11.31 0.25 9.80 1.27 7.64 3015.22 453.96 Average: 28.45 0.68 25.33 2.43 216.06 4880.40 1273.76 05:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:40:01 15920880 24807332 7437592 22.63 471384 7956336 11423228 33.69 1610920 14113436 7184 05:50:01 15772048 25488800 6753748 20.55 478620 8748096 9102860 26.84 1698132 14155616 276 Average: 15846464 25148066 7095670 21.59 475002 8352216 10263044 30.26 1654526 14134526 3730 05:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:40:01 lo 3.85 3.85 1.31 1.31 0.00 0.00 0.00 0.00 05:40:01 ens3 326.19 182.81 617.47 77.78 0.00 0.00 0.00 0.00 05:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:01 lo 4.27 4.27 0.71 0.71 0.00 0.00 0.00 0.00 05:50:01 ens3 117.74 71.52 104.30 34.65 0.00 0.00 0.00 0.00 05:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4.06 4.06 1.01 1.01 0.00 0.00 0.00 0.00 Average: ens3 221.96 127.16 360.87 56.22 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-8c-8g-4283) 04/07/26 _x86_64_ (8 CPU) 05:25:58 LINUX RESTART (8 CPU) 05:30:01 CPU %user %nice %system %iowait %steal %idle 05:40:01 all 80.30 0.00 2.84 0.05 0.10 16.70 05:40:01 0 78.80 0.00 2.74 0.05 0.11 18.31 05:40:01 1 84.17 0.00 2.99 0.03 0.11 12.70 05:40:01 2 82.55 0.00 2.72 0.10 0.11 14.52 05:40:01 3 79.01 0.00 2.81 0.06 0.10 18.02 05:40:01 4 81.91 0.00 2.92 0.03 0.10 15.04 05:40:01 5 77.87 0.00 2.77 0.04 0.11 19.22 05:40:01 6 76.74 0.00 2.91 0.06 0.10 20.18 05:40:01 7 81.34 0.00 2.89 0.03 0.11 15.63 05:50:01 all 96.96 0.00 2.87 0.00 0.12 0.04 05:50:01 0 96.82 0.00 3.01 0.00 0.13 0.04 05:50:01 1 96.95 0.00 2.86 0.00 0.13 0.06 05:50:01 2 96.85 0.00 2.99 0.00 0.12 0.04 05:50:01 3 96.98 0.00 2.86 0.00 0.12 0.04 05:50:01 4 97.15 0.00 2.71 0.00 0.11 0.03 05:50:01 5 97.10 0.00 2.73 0.00 0.12 0.05 05:50:01 6 96.89 0.00 2.94 0.00 0.13 0.04 05:50:01 7 96.97 0.00 2.87 0.00 0.12 0.03 Average: all 88.64 0.00 2.86 0.03 0.11 8.36 Average: 0 87.81 0.00 2.87 0.02 0.12 9.17 Average: 1 90.57 0.00 2.92 0.01 0.12 6.38 Average: 2 89.71 0.00 2.86 0.05 0.11 7.27 Average: 3 88.00 0.00 2.84 0.03 0.11 9.02 Average: 4 89.54 0.00 2.81 0.02 0.11 7.53 Average: 5 87.49 0.00 2.75 0.02 0.11 9.62 Average: 6 86.83 0.00 2.93 0.03 0.12 10.10 Average: 7 89.16 0.00 2.88 0.02 0.11 7.82