---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-58737 6.8.0-138-generic #138-Ubuntu SMP PREEMPT_DYNAMIC Fri Jul 31 22:41:49 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 8.1G 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 767 5056 4 2411 7173 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:f8:43:ec brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.52/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80980sec preferred_lft 80980sec inet6 fe80::f816:3eff:fef8:43ec/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-58737) 09/26/26 _x86_64_ (2 CPU) 00:35:45 LINUX RESTART (2 CPU) 00:40:20 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:04 1.42 0.03 1.38 0.01 1.37 61.92 0.12 01:00:20 1.56 0.01 1.52 0.03 0.05 26.30 1.28 01:10:20 1.24 0.00 1.23 0.01 0.00 127.60 0.49 01:20:14 1.34 0.00 1.34 0.00 0.01 17.84 0.00 01:30:20 1.60 0.00 1.59 0.01 0.00 20.73 1.07 01:40:04 2.10 0.33 1.76 0.01 44.31 114.66 407.42 01:50:20 1.30 0.00 1.28 0.01 0.19 54.28 1.63 02:00:14 1.62 0.00 1.58 0.04 0.00 25.14 4.15 Average: 1.52 0.05 1.46 0.02 5.59 55.77 50.69 00:40:20 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:04 5128196 7331580 435180 5.35 87336 2276988 688936 7.50 617152 2049276 732 01:00:20 5138304 7343692 422796 5.20 87512 2278828 694112 7.56 621444 2051292 180 01:10:20 5096064 7335968 430288 5.29 87680 2312956 705424 7.68 632432 2085588 152 01:20:14 5103448 7344116 422144 5.19 87812 2313580 705416 7.68 632452 2086344 132 01:30:20 5088940 7330548 435676 5.36 87972 2314344 705424 7.68 632612 2087140 132 01:40:04 5082116 7364488 400984 4.93 88352 2354236 882788 9.62 617320 2117328 228 01:50:20 4991212 7286012 479220 5.89 88492 2366344 936576 10.20 680108 2129576 204 02:00:14 5014080 7311012 454068 5.58 88628 2368288 903120 9.84 646448 2131660 172 Average: 5080295 7330927 435044 5.35 87973 2323196 777724 8.47 634996 2092276 242 00:40:20 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:04 ens3 20.89 19.81 309.49 2.06 0.00 0.00 0.00 0.00 01:00:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:20 ens3 7.43 6.72 59.61 0.80 0.00 0.00 0.00 0.00 01:10:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:20 ens3 5.72 2.33 37.13 0.37 0.00 0.00 0.00 0.00 01:20:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:14 ens3 3.26 1.76 0.44 0.28 0.00 0.00 0.00 0.00 01:30:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:20 ens3 3.10 1.76 10.48 0.27 0.00 0.00 0.00 0.00 01:40:04 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 01:40:04 ens3 9.08 8.13 126.98 0.99 0.00 0.00 0.00 0.00 01:50:20 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:20 ens3 15.30 14.86 207.28 1.87 0.00 0.00 0.00 0.00 02:00:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:14 ens3 10.29 10.12 141.41 0.96 0.00 0.00 0.00 0.00 Average: lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 9.36 8.16 110.98 0.95 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-58737) 09/26/26 _x86_64_ (2 CPU) 00:35:45 LINUX RESTART (2 CPU) 00:40:20 CPU %user %nice %system %iowait %steal %idle 00:50:04 all 1.20 0.00 0.36 0.02 0.01 98.41 00:50:04 0 1.01 0.00 0.29 0.01 0.00 98.69 00:50:04 1 1.40 0.00 0.43 0.02 0.01 98.14 01:00:20 all 0.89 0.00 0.33 0.03 0.01 98.74 01:00:20 0 0.74 0.00 0.27 0.05 0.00 98.94 01:00:20 1 1.05 0.00 0.40 0.00 0.02 98.53 01:10:20 all 0.71 0.00 0.17 0.01 0.04 99.07 01:10:20 0 0.59 0.00 0.15 0.02 0.01 99.23 01:10:20 1 0.85 0.00 0.19 0.00 0.07 98.88 01:20:14 all 0.49 0.00 0.15 0.01 0.00 99.34 01:20:14 0 0.49 0.00 0.09 0.02 0.00 99.40 01:20:14 1 0.50 0.00 0.21 0.00 0.01 99.28 01:30:20 all 0.54 0.00 0.25 0.01 0.00 99.19 01:30:20 0 0.53 0.00 0.20 0.02 0.00 99.25 01:30:20 1 0.55 0.00 0.30 0.01 0.01 99.13 01:40:04 all 0.97 0.00 0.28 0.03 0.01 98.71 01:40:04 0 0.64 0.00 0.18 0.01 0.01 99.17 01:40:04 1 1.29 0.00 0.38 0.06 0.01 98.26 01:50:20 all 1.70 0.00 0.37 0.02 0.01 97.90 01:50:20 0 1.60 0.00 0.36 0.02 0.01 98.01 01:50:20 1 1.80 0.00 0.39 0.01 0.01 97.79 02:00:14 all 0.85 0.00 0.33 0.01 0.00 98.80 02:00:14 0 0.79 0.00 0.27 0.02 0.00 98.92 02:00:14 1 0.91 0.00 0.40 0.01 0.00 98.69 Average: all 0.92 0.00 0.28 0.02 0.01 98.77 Average: 0 0.80 0.00 0.23 0.02 0.00 98.95 Average: 1 1.05 0.00 0.34 0.01 0.01 98.58