---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-34 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 915 24987 4 6189 30709 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:79:56:60 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.139/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84203sec preferred_lft 84203sec inet6 fe80::f816:3eff:fe79:5660/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c6:9c:67:17:4a:47 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-34) 03/17/26 _x86_64_ (8 CPU) 13:01:50 LINUX RESTART (8 CPU) 13:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:20:00 22.86 0.16 20.04 2.66 6.33 2441.27 13714.40 13:30:00 35.01 0.01 30.42 4.59 0.07 2989.72 26400.36 Average: 28.94 0.08 25.23 3.62 3.20 2715.49 20057.38 13:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:20:00 25423608 28985800 3322772 10.11 165620 3622076 3326540 9.81 722104 6261932 712 13:30:00 24604288 28847388 3456264 10.52 206928 4203420 3542152 10.45 874024 6868256 144636 Average: 25013948 28916594 3389518 10.31 186274 3912748 3434346 10.13 798064 6565094 72674 13:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:20:00 lo 940.64 940.64 894.54 894.54 0.00 0.00 0.00 0.00 13:20:00 ens3 24.98 19.17 11.66 6.54 0.00 0.00 0.00 0.00 13:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:00 lo 1902.57 1902.57 1812.29 1812.29 0.00 0.00 0.00 0.00 13:30:00 ens3 26.80 20.59 7.78 6.75 0.00 0.00 0.00 0.00 13:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1421.61 1421.61 1353.41 1353.41 0.00 0.00 0.00 0.00 Average: ens3 25.89 19.88 9.72 6.65 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-34) 03/17/26 _x86_64_ (8 CPU) 13:01:50 LINUX RESTART (8 CPU) 13:10:00 CPU %user %nice %system %iowait %steal %idle 13:20:00 all 35.41 0.00 1.42 0.11 0.87 62.18 13:20:00 0 31.30 0.00 1.24 0.05 1.17 66.24 13:20:00 1 36.00 0.00 1.52 0.08 0.47 61.93 13:20:00 2 36.86 0.00 1.59 0.23 1.09 60.23 13:20:00 3 34.66 0.00 1.35 0.12 0.98 62.90 13:20:00 4 36.90 0.00 1.46 0.02 1.16 60.45 13:20:00 5 36.62 0.00 1.50 0.11 0.47 61.30 13:20:00 6 37.32 0.00 1.47 0.24 0.63 60.34 13:20:00 7 33.68 0.00 1.28 0.04 0.96 64.05 13:30:00 all 38.08 0.00 1.89 0.06 0.10 59.87 13:30:00 0 38.07 0.00 1.80 0.04 0.10 59.98 13:30:00 1 41.77 0.00 2.21 0.04 0.10 55.88 13:30:00 2 36.73 0.00 1.67 0.05 0.10 61.46 13:30:00 3 36.64 0.00 2.21 0.14 0.10 60.93 13:30:00 4 38.02 0.00 1.90 0.04 0.11 59.94 13:30:00 5 38.85 0.00 1.84 0.07 0.10 59.14 13:30:00 6 37.64 0.00 1.71 0.05 0.10 60.50 13:30:00 7 36.94 0.00 1.76 0.05 0.10 61.15 Average: all 36.74 0.00 1.66 0.09 0.49 61.03 Average: 0 34.66 0.00 1.52 0.05 0.64 63.13 Average: 1 38.88 0.00 1.86 0.06 0.29 58.92 Average: 2 36.79 0.00 1.63 0.14 0.60 60.84 Average: 3 35.65 0.00 1.78 0.13 0.54 61.91 Average: 4 37.45 0.00 1.68 0.03 0.64 60.20 Average: 5 37.73 0.00 1.67 0.09 0.29 60.22 Average: 6 37.48 0.00 1.59 0.15 0.36 60.42 Average: 7 35.30 0.00 1.52 0.05 0.53 62.60