---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-53769 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: 5599.94 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 11G 145G 7% / 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 691 26804 4 4596 30933 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:5d:42:4b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.138/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84469sec preferred_lft 84469sec inet6 fe80::f816:3eff:fe5d:424b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4e:c8:1f:d4:58:05 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-53769) 03/28/26 _x86_64_ (8 CPU) 12:59:29 LINUX RESTART (8 CPU) 13:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:01 52.12 4.75 45.05 2.32 273.58 7596.95 4617.59 13:20:05 42.40 0.16 24.28 17.96 6.01 2684.93 515093.85 13:30:05 37.06 0.01 32.21 4.85 0.07 3271.95 20579.17 Average: 43.86 1.64 33.83 8.40 93.09 4514.91 180844.38 13:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:01 26915532 30039960 2273388 6.92 143104 3243176 2443612 7.21 613048 4936228 122740 13:20:05 25894252 29499900 2807892 8.54 178652 3642440 2824900 8.33 747728 5743940 8044 13:30:05 24763980 28989748 3313472 10.08 216216 4169852 3395332 10.01 900276 6675160 16236 Average: 25857921 29509869 2798251 8.52 179324 3685156 2887948 8.52 753684 5785109 49007 13:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:01 lo 698.82 698.82 665.76 665.76 0.00 0.00 0.00 0.00 13:10:01 ens3 127.23 101.89 1143.88 24.45 0.00 0.00 0.00 0.00 13:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:05 lo 1280.05 1280.05 1218.46 1218.46 0.00 0.00 0.00 0.00 13:20:05 ens3 40.20 29.40 20.22 14.31 0.00 0.00 0.00 0.00 13:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:05 lo 2016.78 2016.78 1921.00 1921.00 0.00 0.00 0.00 0.00 13:30:05 ens3 38.88 28.38 18.68 16.43 0.00 0.00 0.00 0.00 13:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1331.44 1331.44 1267.98 1267.98 0.00 0.00 0.00 0.00 Average: ens3 68.73 53.19 393.70 18.39 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-53769) 03/28/26 _x86_64_ (8 CPU) 12:59:29 LINUX RESTART (8 CPU) 13:00:00 CPU %user %nice %system %iowait %steal %idle 13:10:01 all 20.33 0.00 0.99 0.16 0.04 78.47 13:10:01 0 18.62 0.00 0.90 0.23 0.04 80.21 13:10:01 1 19.20 0.00 1.05 0.05 0.05 79.65 13:10:01 2 20.80 0.00 1.30 0.12 0.04 77.74 13:10:01 3 22.37 0.00 0.91 0.09 0.04 76.59 13:10:01 4 22.18 0.00 1.04 0.35 0.05 76.38 13:10:01 5 21.05 0.00 1.15 0.04 0.04 77.72 13:10:01 6 19.80 0.00 0.84 0.30 0.04 79.03 13:10:01 7 18.64 0.00 0.77 0.13 0.05 80.42 13:20:05 all 35.60 0.00 1.48 0.08 0.07 62.77 13:20:05 0 35.48 0.00 1.30 0.09 0.06 63.08 13:20:05 1 36.14 0.00 1.86 0.03 0.07 61.91 13:20:05 2 38.96 0.00 1.34 0.02 0.06 59.61 13:20:05 3 38.89 0.00 1.36 0.02 0.07 59.66 13:20:05 4 33.86 0.00 1.35 0.08 0.06 64.64 13:20:05 5 35.23 0.00 1.63 0.03 0.06 63.04 13:20:05 6 34.61 0.00 1.52 0.20 0.07 63.61 13:20:05 7 31.66 0.00 1.47 0.18 0.07 66.62 13:30:05 all 40.29 0.00 1.85 0.07 0.07 57.72 13:30:05 0 39.25 0.00 1.91 0.04 0.08 58.72 13:30:05 1 39.75 0.00 2.11 0.04 0.08 58.02 13:30:05 2 37.25 0.00 1.81 0.05 0.07 60.82 13:30:05 3 44.50 0.00 2.36 0.06 0.07 53.01 13:30:05 4 39.49 0.00 1.86 0.16 0.07 58.42 13:30:05 5 44.60 0.00 1.70 0.04 0.07 53.59 13:30:05 6 37.08 0.00 1.55 0.05 0.07 61.25 13:30:05 7 40.40 0.00 1.51 0.11 0.08 57.91 Average: all 32.07 0.00 1.44 0.10 0.06 66.32 Average: 0 31.11 0.00 1.37 0.12 0.06 67.34 Average: 1 31.69 0.00 1.68 0.04 0.06 66.53 Average: 2 32.35 0.00 1.48 0.06 0.06 66.05 Average: 3 35.25 0.00 1.54 0.06 0.06 63.09 Average: 4 31.84 0.00 1.41 0.20 0.06 66.48 Average: 5 33.61 0.00 1.49 0.04 0.06 64.80 Average: 6 30.49 0.00 1.30 0.18 0.06 67.96 Average: 7 30.23 0.00 1.25 0.14 0.07 68.32