---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-482018 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 903 24987 4 6200 30720 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:5e:13:b5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.6/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84421sec preferred_lft 84421sec inet6 fe80::f816:3eff:fe5e:13b5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2a:0a:16:e1:40:79 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-482018) 03/15/26 _x86_64_ (8 CPU) 15:34:12 LINUX RESTART (8 CPU) 15:40:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:50:02 39.05 0.17 21.73 17.16 6.08 2648.54 521712.56 16:00:01 37.21 0.02 32.34 4.85 0.19 3185.85 24579.85 Average: 38.13 0.09 27.03 11.01 3.14 2917.02 273305.81 15:40:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:50:02 25566912 29222140 3086916 9.39 166416 3708928 3320640 9.79 735028 6112420 112328 16:00:01 24743588 29010484 3293444 10.02 208200 4222648 3390344 10.00 885748 6722492 144588 Average: 25155250 29116312 3190180 9.71 187308 3965788 3355492 9.89 810388 6417456 128458 15:40:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:50:02 lo 1157.62 1157.62 1101.75 1101.75 0.00 0.00 0.00 0.00 15:50:02 ens3 21.45 18.35 11.79 6.36 0.00 0.00 0.00 0.00 15:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:01 lo 2189.02 2189.02 2085.56 2085.56 0.00 0.00 0.00 0.00 16:00:01 ens3 25.36 21.06 8.18 7.31 0.00 0.00 0.00 0.00 16:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1672.99 1672.99 1593.34 1593.34 0.00 0.00 0.00 0.00 Average: ens3 23.41 19.70 9.98 6.83 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-482018) 03/15/26 _x86_64_ (8 CPU) 15:34:12 LINUX RESTART (8 CPU) 15:40:02 CPU %user %nice %system %iowait %steal %idle 15:50:02 all 35.17 0.00 1.41 0.06 0.06 63.30 15:50:02 0 32.75 0.00 1.36 0.06 0.07 65.76 15:50:02 1 36.57 0.00 1.53 0.03 0.06 61.81 15:50:02 2 33.79 0.00 1.26 0.04 0.06 64.86 15:50:02 3 37.25 0.00 1.19 0.05 0.06 61.45 15:50:02 4 37.40 0.00 1.81 0.05 0.06 60.68 15:50:02 5 34.61 0.00 1.47 0.03 0.06 63.84 15:50:02 6 35.92 0.00 1.31 0.03 0.06 62.68 15:50:02 7 33.09 0.00 1.33 0.22 0.06 65.29 16:00:01 all 40.23 0.00 1.97 0.07 0.07 57.66 16:00:01 0 40.69 0.00 2.08 0.05 0.07 57.11 16:00:01 1 34.12 0.00 2.00 0.04 0.07 63.77 16:00:01 2 41.86 0.00 1.89 0.06 0.07 56.11 16:00:01 3 40.87 0.00 2.14 0.03 0.07 56.89 16:00:01 4 41.37 0.00 1.85 0.06 0.07 56.65 16:00:01 5 43.89 0.00 2.30 0.19 0.07 53.55 16:00:01 6 39.18 0.00 1.60 0.03 0.07 59.12 16:00:01 7 39.83 0.00 1.92 0.09 0.07 58.10 Average: all 37.70 0.00 1.69 0.07 0.07 60.48 Average: 0 36.72 0.00 1.72 0.05 0.07 61.44 Average: 1 35.35 0.00 1.76 0.04 0.07 62.79 Average: 2 37.82 0.00 1.58 0.05 0.06 60.49 Average: 3 39.06 0.00 1.67 0.04 0.06 59.17 Average: 4 39.38 0.00 1.83 0.05 0.07 58.67 Average: 5 39.25 0.00 1.88 0.11 0.06 58.70 Average: 6 37.55 0.00 1.45 0.03 0.07 60.90 Average: 7 36.46 0.00 1.62 0.16 0.07 61.70