---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-33284 6.8.0-90-generic #91-Ubuntu SMP PREEMPT_DYNAMIC Tue Nov 18 14:14:30 UTC 2025 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): 2 On-line CPU(s) list: 0,1 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): 2 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: 64 KiB (2 instances) L1i cache: 64 KiB (2 instances) L2 cache: 1 MiB (2 instances) L3 cache: 32 MiB (2 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0,1 Vulnerability Gather data sampling: 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: Vulnerable: Safe RET, no microcode Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl 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 Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 795M 1.1M 794M 1% /run /dev/vda1 38G 8.0G 30G 21% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda16 881M 117M 703M 15% /boot /dev/vda15 105M 6.2M 99M 6% /boot/efi tmpfs 795M 16K 795M 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7941 761 5124 4 2356 7180 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 noprefixroute valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:91:61:7d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.149/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 50398sec preferred_lft 50398sec inet6 fe80::f816:3eff:fe91:617d/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-33284) 07/07/26 _x86_64_ (2 CPU) 00:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:12 1.78 0.01 1.75 0.01 0.80 21.27 0.22 00:20:12 1.98 0.11 1.85 0.03 3.05 25.44 642.55 00:30:01 1.70 0.00 1.69 0.01 0.00 19.27 0.39 00:40:12 24.52 2.79 19.50 2.23 219.70 3360.75 822.68 00:50:12 1.63 0.00 1.61 0.02 0.09 28.03 1.11 Average: 6.39 0.59 5.33 0.47 45.38 700.84 295.39 00:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:12 6127128 7522844 286044 3.52 54116 1537532 736740 8.02 470268 1309656 268 00:20:12 6145392 7502760 305952 3.76 54276 1498956 734696 8.00 468904 1271024 144 00:30:01 6158480 7516296 292340 3.59 54388 1499276 734832 8.00 468960 1271456 124 00:40:12 5117676 7397540 359036 4.41 105400 2325796 828452 9.02 603216 2103860 884 00:50:12 5050516 7332300 424400 5.22 105508 2327720 852288 9.28 619844 2105900 260 Average: 5719838 7454348 333554 4.10 74738 1837856 777402 8.47 526238 1612379 336 00:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:12 ens3 0.19 0.07 0.07 0.03 0.00 0.00 0.00 0.00 00:20:12 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:12 ens3 0.12 0.06 0.03 0.02 0.00 0.00 0.00 0.00 00:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:01 ens3 0.47 0.13 0.16 0.10 0.00 0.00 0.00 0.00 00:40:12 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 00:40:12 ens3 62.86 46.40 312.79 12.48 0.00 0.00 0.00 0.00 00:50:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:12 ens3 11.86 8.19 37.49 0.97 0.00 0.00 0.00 0.00 Average: lo 1.07 1.07 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 15.28 11.10 71.01 2.75 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-33284) 07/07/26 _x86_64_ (2 CPU) 00:00:01 CPU %user %nice %system %iowait %steal %idle 00:10:12 all 0.23 0.00 0.10 0.01 0.03 99.63 00:10:12 0 0.05 0.00 0.11 0.01 0.04 99.79 00:10:12 1 0.40 0.00 0.10 0.01 0.02 99.47 00:20:12 all 0.63 0.00 0.21 0.01 0.03 99.11 00:20:12 0 0.39 0.00 0.20 0.01 0.04 99.37 00:20:12 1 0.88 0.00 0.23 0.02 0.03 98.85 00:30:01 all 0.24 0.00 0.15 0.01 0.03 99.57 00:30:01 0 0.23 0.00 0.16 0.01 0.04 99.57 00:30:01 1 0.25 0.00 0.14 0.01 0.03 99.57 00:40:12 all 11.39 0.00 1.64 0.48 0.05 86.44 00:40:12 0 15.91 0.00 2.00 0.78 0.05 81.26 00:40:12 1 6.86 0.00 1.27 0.18 0.05 91.63 00:50:12 all 0.84 0.00 0.18 0.01 0.06 98.91 00:50:12 0 0.89 0.00 0.18 0.01 0.06 98.86 00:50:12 1 0.79 0.00 0.17 0.02 0.06 98.96 Average: all 2.70 0.00 0.46 0.11 0.04 96.70 Average: 0 3.54 0.00 0.53 0.16 0.04 95.72 Average: 1 1.85 0.00 0.39 0.05 0.04 97.67