---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-92004 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 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 898 25134 4 6059 30726 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:f1:65:90 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.53/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84441sec preferred_lft 84441sec inet6 fe80::f816:3eff:fef1:6590/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 82:f4:8e:3a:46:05 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-92004) 03/06/26 _x86_64_ (8 CPU) 00:45:55 LINUX RESTART (8 CPU) 00:50:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:27 27.70 0.20 24.17 3.34 8.12 2818.50 12612.71 01:10:01 36.77 0.05 32.11 4.61 1.98 3080.34 19264.76 Average: 32.07 0.13 28.00 3.95 5.16 2944.79 15820.99 00:50:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:27 25601500 29040232 3270188 9.95 163632 3504240 3399132 10.02 713268 6113844 43588 01:10:01 25242908 29224708 3081276 9.38 204204 3955460 3170260 9.35 852816 6257036 40776 Average: 25422204 29132470 3175732 9.66 183918 3729850 3284696 9.69 783042 6185440 42182 00:50:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:27 lo 1266.45 1266.45 1205.25 1205.25 0.00 0.00 0.00 0.00 01:00:27 ens3 32.61 25.69 15.59 8.61 0.00 0.00 0.00 0.00 01:00:27 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:10:01 lo 2010.70 2010.70 1915.58 1915.58 0.00 0.00 0.00 0.00 01:10:01 ens3 28.50 21.07 7.71 6.63 0.00 0.00 0.00 0.00 01:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1625.40 1625.40 1547.84 1547.84 0.00 0.00 0.00 0.00 Average: ens3 30.63 23.46 11.79 7.65 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-92004) 03/06/26 _x86_64_ (8 CPU) 00:45:55 LINUX RESTART (8 CPU) 00:50:11 CPU %user %nice %system %iowait %steal %idle 01:00:27 all 38.97 0.00 1.57 0.13 0.08 59.25 01:00:27 0 37.26 0.00 1.50 0.09 0.08 61.06 01:00:27 1 42.39 0.00 1.71 0.25 0.09 55.57 01:00:27 2 34.04 0.00 1.63 0.25 0.09 63.99 01:00:27 3 39.82 0.00 1.40 0.07 0.08 58.63 01:00:27 4 39.11 0.00 1.47 0.08 0.08 59.26 01:00:27 5 39.91 0.00 1.54 0.14 0.08 58.33 01:00:27 6 40.47 0.00 1.60 0.07 0.08 57.76 01:00:27 7 38.76 0.00 1.70 0.06 0.08 59.40 01:10:01 all 35.42 0.00 1.70 0.27 0.08 62.53 01:10:01 0 31.69 0.00 1.57 0.46 0.09 66.20 01:10:01 1 38.14 0.00 1.74 0.12 0.08 59.92 01:10:01 2 32.39 0.00 1.85 0.54 0.08 65.14 01:10:01 3 35.80 0.00 1.66 0.15 0.08 62.30 01:10:01 4 38.48 0.00 1.41 0.52 0.07 59.53 01:10:01 5 35.15 0.00 1.62 0.03 0.08 63.12 01:10:01 6 35.05 0.00 1.75 0.19 0.08 62.94 01:10:01 7 36.67 0.00 2.01 0.16 0.08 61.08 Average: all 37.26 0.00 1.63 0.20 0.08 60.83 Average: 0 34.57 0.00 1.54 0.27 0.09 63.54 Average: 1 40.34 0.00 1.73 0.18 0.08 57.66 Average: 2 33.24 0.00 1.73 0.39 0.09 64.55 Average: 3 37.88 0.00 1.53 0.11 0.08 60.40 Average: 4 38.80 0.00 1.44 0.29 0.08 59.39 Average: 5 37.62 0.00 1.58 0.09 0.08 60.64 Average: 6 37.86 0.00 1.67 0.13 0.08 60.26 Average: 7 37.76 0.00 1.85 0.11 0.08 60.21