---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2570 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 24G 131G 16% / 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 842 12904 4 18344 30782 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:cc:3c:88 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.236/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85421sec preferred_lft 85421sec inet6 fe80::f816:3eff:fecc:3c88/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 06:c0:30:a1:66:4a 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 inet6 fe80::4c0:30ff:fea1:664a/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-2570) 04/01/26 _x86_64_ (8 CPU) 05:24:30 LINUX RESTART (8 CPU) 05:30:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:40:10 373.47 1.46 363.62 8.40 229.93 50679.73 252997.85 Average: 373.47 1.46 363.62 8.40 229.93 50679.73 252997.85 05:30:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:40:10 13245172 31544060 673536 2.05 512520 17124036 1531236 4.52 9900044 8254916 12 Average: 13245172 31544060 673536 2.05 512520 17124036 1531236 4.52 9900044 8254916 12 05:30:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:40:10 lo 0.50 0.50 0.11 0.11 0.00 0.00 0.00 0.00 05:40:10 ens3 127.42 86.76 913.59 2736.19 0.00 0.00 0.00 0.00 05:40:10 docker0 12.24 13.78 52.99 239.96 0.00 0.00 0.00 0.00 05:40:10 veth3cabcd8 4.63 4.15 52.60 0.75 0.00 0.00 0.00 0.00 Average: lo 0.50 0.50 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 127.42 86.76 913.59 2736.19 0.00 0.00 0.00 0.00 Average: docker0 12.24 13.78 52.99 239.96 0.00 0.00 0.00 0.00 Average: veth3cabcd8 4.63 4.15 52.60 0.75 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-2570) 04/01/26 _x86_64_ (8 CPU) 05:24:30 LINUX RESTART (8 CPU) 05:30:02 CPU %user %nice %system %iowait %steal %idle 05:40:10 all 9.07 0.00 4.71 1.19 0.07 84.96 05:40:10 0 7.06 0.00 4.05 0.88 0.06 87.94 05:40:10 1 9.82 0.00 5.02 1.40 0.07 83.69 05:40:10 2 10.54 0.00 5.70 1.44 0.08 82.24 05:40:10 3 9.38 0.00 5.00 1.38 0.07 84.17 05:40:10 4 9.52 0.00 4.62 0.80 0.07 84.99 05:40:10 5 9.71 0.00 4.94 1.49 0.06 83.79 05:40:10 6 9.16 0.00 4.52 0.75 0.06 85.50 05:40:10 7 7.41 0.00 3.82 1.34 0.06 87.37 Average: all 9.07 0.00 4.71 1.19 0.07 84.96 Average: 0 7.06 0.00 4.05 0.88 0.06 87.94 Average: 1 9.82 0.00 5.02 1.40 0.07 83.69 Average: 2 10.54 0.00 5.70 1.44 0.08 82.24 Average: 3 9.38 0.00 5.00 1.38 0.07 84.17 Average: 4 9.52 0.00 4.62 0.80 0.07 84.99 Average: 5 9.71 0.00 4.94 1.49 0.06 83.79 Average: 6 9.16 0.00 4.52 0.75 0.06 85.50 Average: 7 7.41 0.00 3.82 1.34 0.06 87.37