---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-2892 6.8.0-136-generic #136-Ubuntu SMP PREEMPT_DYNAMIC Wed Jul 1 21:53:05 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): 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: 5600.00 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 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: 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 Tsa: 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 22% / 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 757 5121 4 2355 7184 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:eb:1e:19 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.129/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81967sec preferred_lft 81967sec inet6 fe80::f816:3eff:feeb:1e19/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-2892) 08/07/26 _x86_64_ (2 CPU) 02:11:13 LINUX RESTART (2 CPU) 02:20:38 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:30:28 12.22 1.28 9.57 1.38 112.01 1159.74 294.97 02:40:38 1.39 0.00 1.37 0.02 0.00 22.57 2.32 02:50:02 1.35 0.00 1.34 0.01 0.00 20.76 0.45 03:00:18 1.66 0.00 1.64 0.02 0.00 133.29 386.34 03:10:38 1.47 0.00 1.46 0.01 0.00 34.88 0.10 03:20:28 1.40 0.00 1.39 0.01 0.00 22.68 0.16 Average: 3.22 0.21 2.78 0.24 18.41 230.31 115.25 02:20:38 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:30:28 5163448 7372148 394464 4.85 86672 2281624 655192 7.14 608812 2043640 132 02:40:38 5158856 7369780 396772 4.88 86832 2283640 648044 7.06 592800 2045812 192 02:50:02 5159832 7372404 394152 4.85 86984 2285136 666596 7.26 611552 2047464 240 03:00:18 5116352 7364352 402056 4.94 87156 2320260 652460 7.11 597164 2082628 188 03:10:38 5109420 7363148 403148 4.96 87308 2325768 657984 7.17 601952 2088292 124 03:20:28 5093172 7348984 417312 5.13 87424 2327708 690240 7.52 634200 2090348 132 Average: 5133513 7365136 401317 4.93 87063 2304023 661753 7.21 607747 2066364 168 02:20:38 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:30:28 lo 1.16 1.16 0.06 0.06 0.00 0.00 0.00 0.00 02:30:28 ens3 33.07 25.32 68.88 6.19 0.00 0.00 0.00 0.00 02:40:38 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:38 ens3 25.16 22.30 223.97 7.13 0.00 0.00 0.00 0.00 02:50:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:02 ens3 8.02 6.84 35.65 0.93 0.00 0.00 0.00 0.00 03:00:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:18 ens3 14.00 12.70 152.89 1.23 0.00 0.00 0.00 0.00 03:10:38 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:38 ens3 17.09 16.34 137.45 1.88 0.00 0.00 0.00 0.00 03:20:28 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:28 ens3 14.46 13.91 142.53 1.22 0.00 0.00 0.00 0.00 Average: lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 18.70 16.31 128.36 3.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-2892) 08/07/26 _x86_64_ (2 CPU) 02:11:13 LINUX RESTART (2 CPU) 02:20:38 CPU %user %nice %system %iowait %steal %idle 02:30:28 all 6.24 0.00 1.08 0.18 0.06 92.45 02:30:28 0 6.62 0.00 1.16 0.11 0.06 92.05 02:30:28 1 5.85 0.00 1.01 0.24 0.06 92.85 02:40:38 all 1.02 0.00 0.32 0.01 0.08 98.57 02:40:38 0 1.04 0.00 0.29 0.01 0.08 98.59 02:40:38 1 0.99 0.00 0.35 0.01 0.08 98.56 02:50:02 all 1.97 0.00 0.46 0.01 0.07 97.50 02:50:02 0 2.63 0.00 0.63 0.01 0.07 96.66 02:50:02 1 1.34 0.00 0.30 0.01 0.06 98.29 03:00:18 all 1.79 0.00 0.57 0.01 0.07 97.55 03:00:18 0 1.54 0.00 0.55 0.01 0.08 97.82 03:00:18 1 2.06 0.00 0.59 0.02 0.07 97.27 03:10:38 all 2.01 0.00 0.37 0.01 0.06 97.54 03:10:38 0 2.65 0.00 0.46 0.00 0.06 96.83 03:10:38 1 1.37 0.00 0.29 0.01 0.07 98.26 03:20:28 all 0.90 0.00 0.25 0.01 0.08 98.76 03:20:28 0 1.18 0.00 0.33 0.01 0.10 98.38 03:20:28 1 0.62 0.00 0.17 0.00 0.06 99.15 Average: all 2.32 0.00 0.51 0.04 0.07 97.07 Average: 0 2.60 0.00 0.57 0.03 0.07 96.74 Average: 1 2.03 0.00 0.45 0.05 0.07 97.40