---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-343193 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: 5599.99 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: 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 12G 144G 8% / 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 896 25127 4 6068 30727 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:e6:53:44 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.101/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84424sec preferred_lft 84424sec inet6 fe80::f816:3eff:fee6:5344/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 82:f2:74:1d:f3:06 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-343193) 03/09/26 _x86_64_ (8 CPU) 13:51:28 LINUX RESTART (8 CPU) 14:00:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:10:12 29.52 0.14 25.41 3.97 5.88 2362.61 6767.75 14:20:01 49.94 0.02 30.75 19.17 0.27 3251.27 531080.76 Average: 39.63 0.08 28.05 11.50 3.10 2802.57 266343.06 14:00:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:10:12 25658260 29249960 3058588 9.31 178180 3626936 3063524 9.03 756760 5994956 36116 14:20:01 25186032 29360900 2943048 8.96 212804 4126988 2860408 8.44 907100 6234484 12340 Average: 25422146 29305430 3000818 9.13 195492 3876962 2961966 8.73 831930 6114720 24228 14:00:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:10:12 lo 1594.12 1594.12 1517.72 1517.72 0.00 0.00 0.00 0.00 14:10:12 ens3 25.41 20.29 10.32 6.80 0.00 0.00 0.00 0.00 14:10:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:01 lo 1679.01 1679.01 1598.33 1598.33 0.00 0.00 0.00 0.00 14:20:01 ens3 24.58 20.75 9.51 7.17 0.00 0.00 0.00 0.00 14:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1636.14 1636.14 1557.63 1557.63 0.00 0.00 0.00 0.00 Average: ens3 25.00 20.52 9.92 6.98 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-343193) 03/09/26 _x86_64_ (8 CPU) 13:51:28 LINUX RESTART (8 CPU) 14:00:12 CPU %user %nice %system %iowait %steal %idle 14:10:12 all 37.81 0.00 1.53 0.05 0.08 60.53 14:10:12 0 40.70 0.00 1.50 0.05 0.08 57.67 14:10:12 1 37.96 0.00 1.88 0.05 0.08 60.04 14:10:12 2 40.48 0.00 1.61 0.04 0.08 57.79 14:10:12 3 36.84 0.00 1.60 0.03 0.07 61.46 14:10:12 4 37.17 0.00 1.36 0.03 0.08 61.37 14:10:12 5 37.06 0.00 1.52 0.03 0.08 61.32 14:10:12 6 36.32 0.00 1.38 0.06 0.08 62.16 14:10:12 7 35.96 0.00 1.41 0.09 0.08 62.46 14:20:01 all 38.27 0.00 1.75 0.09 0.07 59.82 14:20:01 0 37.12 0.00 1.57 0.25 0.08 60.98 14:20:01 1 40.80 0.00 1.81 0.11 0.07 57.20 14:20:01 2 38.18 0.00 2.00 0.04 0.07 59.70 14:20:01 3 43.76 0.00 1.83 0.03 0.07 54.31 14:20:01 4 39.30 0.00 1.47 0.12 0.08 59.04 14:20:01 5 35.69 0.00 1.70 0.04 0.07 62.50 14:20:01 6 37.80 0.00 1.85 0.10 0.07 60.19 14:20:01 7 33.55 0.00 1.74 0.03 0.06 64.61 Average: all 38.04 0.00 1.64 0.07 0.07 60.18 Average: 0 38.93 0.00 1.54 0.15 0.08 59.31 Average: 1 39.36 0.00 1.85 0.08 0.07 58.63 Average: 2 39.35 0.00 1.80 0.04 0.08 58.74 Average: 3 40.26 0.00 1.72 0.03 0.07 57.92 Average: 4 38.23 0.00 1.41 0.07 0.08 60.21 Average: 5 36.38 0.00 1.61 0.04 0.07 61.90 Average: 6 37.05 0.00 1.61 0.08 0.07 61.19 Average: 7 34.77 0.00 1.57 0.06 0.07 63.53