---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-9540 5.15.0-181-generic #191-Ubuntu SMP Fri May 22 19:09:02 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 28G 128G 18% / 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 853 9040 4 22198 30771 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:16:09:b9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.84/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84826sec preferred_lft 84826sec inet6 fe80::f816:3eff:fe16:9b9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ea:89:6f:3d:a4:96 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::e889:6fff:fe3d:a496/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-9540) 07/23/26 _x86_64_ (8 CPU) 23:10:21 LINUX RESTART (8 CPU) 23:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 23:30:01 284.22 1.45 275.42 7.34 16.87 59716.82 227033.10 Average: 284.22 1.45 275.42 7.34 16.87 59716.82 227033.10 23:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:30:01 9171624 30637644 1578020 4.80 503692 20269492 2228860 6.57 8833596 13376592 28928 Average: 9171624 30637644 1578020 4.80 503692 20269492 2228860 6.57 8833596 13376592 28928 23:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:30:01 lo 0.37 0.37 0.03 0.03 0.00 0.00 0.00 0.00 23:30:01 ens3 142.32 90.42 1326.16 2191.37 0.00 0.00 0.00 0.00 23:30:01 docker0 30.70 48.22 2.33 876.13 0.00 0.00 0.00 0.00 23:30:01 vethb047291 23.32 34.54 1.71 670.00 0.00 0.00 0.00 0.05 Average: lo 0.37 0.37 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 142.32 90.42 1326.16 2191.37 0.00 0.00 0.00 0.00 Average: docker0 30.70 48.22 2.33 876.13 0.00 0.00 0.00 0.00 Average: vethb047291 23.32 34.54 1.71 670.00 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-9540) 07/23/26 _x86_64_ (8 CPU) 23:10:21 LINUX RESTART (8 CPU) 23:20:00 CPU %user %nice %system %iowait %steal %idle 23:30:01 all 11.49 0.00 3.64 2.62 0.06 82.19 23:30:01 0 12.09 0.00 3.47 2.38 0.05 82.00 23:30:01 1 11.93 0.00 3.81 3.02 0.06 81.18 23:30:01 2 11.52 0.00 3.59 2.09 0.05 82.75 23:30:01 3 10.43 0.00 3.51 3.99 0.06 82.01 23:30:01 4 12.61 0.00 3.57 1.70 0.06 82.07 23:30:01 5 11.57 0.00 3.83 4.15 0.06 80.39 23:30:01 6 11.67 0.00 3.56 0.74 0.05 83.97 23:30:01 7 10.10 0.00 3.81 2.89 0.05 83.15 Average: all 11.49 0.00 3.64 2.62 0.06 82.19 Average: 0 12.09 0.00 3.47 2.38 0.05 82.00 Average: 1 11.93 0.00 3.81 3.02 0.06 81.18 Average: 2 11.52 0.00 3.59 2.09 0.05 82.75 Average: 3 10.43 0.00 3.51 3.99 0.06 82.01 Average: 4 12.61 0.00 3.57 1.70 0.06 82.07 Average: 5 11.57 0.00 3.83 4.15 0.06 80.39 Average: 6 11.67 0.00 3.56 0.74 0.05 83.97 Average: 7 10.10 0.00 3.81 2.89 0.05 83.15