---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-6403 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 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 693 28216 4 3182 30945 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:3b:ad:19 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.174/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84940sec preferred_lft 84940sec inet6 fe80::f816:3eff:fe3b:ad19/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3e:21:be:fd:50:f0 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-6403) 04/27/26 _x86_64_ (8 CPU) 12:16:51 LINUX RESTART (8 CPU) 12:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:30:34 2.96 0.39 2.43 0.14 202.49 261.99 849.04 12:40:07 50.69 2.87 32.70 15.12 226.66 1635.04 533520.91 Average: 25.63 1.57 16.80 7.26 213.97 914.04 253811.99 12:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:30:34 29991400 31753120 631616 1.92 61856 2037116 1527940 4.51 247368 2340372 4 12:40:07 29178992 31585724 762768 2.32 102632 2609564 1800820 5.31 382548 2965244 231688 Average: 29585196 31669422 697192 2.12 82244 2323340 1664380 4.91 314958 2652808 115846 12:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:30:34 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 12:30:34 ens3 7.30 5.14 57.11 1.07 0.00 0.00 0.00 0.00 12:30:34 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:07 lo 0.40 0.40 0.07 0.07 0.00 0.00 0.00 0.00 12:40:07 ens3 34.53 24.83 269.02 9.18 0.00 0.00 0.00 0.00 12:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.25 0.25 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 20.23 14.49 157.74 4.92 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-6403) 04/27/26 _x86_64_ (8 CPU) 12:16:51 LINUX RESTART (8 CPU) 12:20:01 CPU %user %nice %system %iowait %steal %idle 12:30:34 all 0.10 0.00 0.03 0.02 0.01 99.85 12:30:34 0 0.16 0.00 0.03 0.00 0.00 99.80 12:30:34 1 0.15 0.00 0.03 0.00 0.01 99.81 12:30:34 2 0.09 0.00 0.03 0.01 0.01 99.87 12:30:34 3 0.17 0.00 0.01 0.02 0.00 99.79 12:30:34 4 0.07 0.00 0.04 0.00 0.00 99.89 12:30:34 5 0.06 0.00 0.04 0.01 0.00 99.89 12:30:34 6 0.02 0.00 0.03 0.09 0.00 99.86 12:30:34 7 0.05 0.00 0.05 0.00 0.01 99.89 12:40:07 all 1.67 0.00 0.18 0.15 0.01 97.98 12:40:07 0 1.02 0.00 0.07 0.00 0.01 98.90 12:40:07 1 0.79 0.00 0.17 0.36 0.02 98.66 12:40:07 2 1.15 0.00 0.16 0.11 0.01 98.56 12:40:07 3 2.49 0.00 0.23 0.03 0.01 97.25 12:40:07 4 1.10 0.00 0.22 0.49 0.01 98.18 12:40:07 5 0.72 0.00 0.08 0.00 0.01 99.19 12:40:07 6 2.50 0.00 0.25 0.08 0.01 97.16 12:40:07 7 3.63 0.00 0.30 0.13 0.01 95.93 Average: all 0.85 0.00 0.11 0.08 0.01 98.96 Average: 0 0.57 0.00 0.05 0.00 0.01 99.37 Average: 1 0.45 0.00 0.10 0.17 0.01 99.27 Average: 2 0.59 0.00 0.09 0.06 0.01 99.25 Average: 3 1.27 0.00 0.12 0.02 0.01 98.58 Average: 4 0.56 0.00 0.12 0.23 0.01 99.08 Average: 5 0.37 0.00 0.06 0.01 0.00 99.56 Average: 6 1.20 0.00 0.14 0.08 0.01 98.58 Average: 7 1.75 0.00 0.17 0.06 0.01 98.01