---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-57709 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: 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 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 8.0G 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 779 5079 4 2385 7162 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:fa:1c:db brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.221/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 57417sec preferred_lft 57417sec inet6 fe80::f816:3eff:fefa:1cdb/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-57709) 09/24/26 _x86_64_ (2 CPU) 00:00:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:02 1.82 0.02 1.79 0.01 0.81 21.23 5.17 00:20:02 1.87 0.11 1.73 0.03 3.05 23.76 174.50 00:30:02 1.84 0.00 1.80 0.03 0.00 20.40 50.11 00:40:01 26.81 2.83 21.75 2.23 222.36 3473.03 650.41 Average: 8.08 0.74 6.77 0.58 56.52 884.04 219.95 00:00:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:02 6098708 7502664 305548 3.76 52924 1548084 743880 8.10 478800 1316808 264 00:20:02 6115172 7483900 324236 3.99 53080 1512680 741812 8.08 477592 1281344 268 00:30:02 6120972 7490196 317936 3.91 53240 1513008 741812 8.08 477532 1281832 216 00:40:01 5070104 7380884 374272 4.60 105452 2357160 844164 9.19 613808 2133248 620 Average: 5851239 7464411 330498 4.06 66174 1732733 767917 8.36 511933 1503308 342 00:00:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:02 ens3 0.41 0.37 0.12 1.41 0.00 0.00 0.00 0.00 00:20:02 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:02 ens3 0.20 0.05 0.04 0.02 0.00 0.00 0.00 0.00 00:30:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:02 ens3 0.53 0.12 0.17 0.10 0.00 0.00 0.00 0.00 00:40:01 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 00:40:01 ens3 71.38 51.09 326.52 11.56 0.00 0.00 0.00 0.00 Average: lo 1.09 1.09 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 18.12 12.90 81.66 3.27 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-57709) 09/24/26 _x86_64_ (2 CPU) 00:00:02 CPU %user %nice %system %iowait %steal %idle 00:10:02 all 0.16 0.00 0.09 0.01 0.00 99.73 00:10:02 0 0.11 0.00 0.11 0.02 0.00 99.77 00:10:02 1 0.21 0.00 0.08 0.01 0.00 99.69 00:20:02 all 0.63 0.00 0.21 0.02 0.00 99.15 00:20:02 0 0.38 0.00 0.23 0.02 0.00 99.37 00:20:02 1 0.87 0.00 0.19 0.01 0.00 98.93 00:30:02 all 0.26 0.00 0.15 0.01 0.00 99.57 00:30:02 0 0.06 0.00 0.17 0.01 0.00 99.76 00:30:02 1 0.47 0.00 0.14 0.01 0.00 99.38 00:40:01 all 12.68 0.00 1.99 0.56 0.01 84.76 00:40:01 0 12.77 0.00 1.96 0.38 0.01 84.89 00:40:01 1 12.59 0.00 2.02 0.75 0.01 84.62 Average: all 3.43 0.00 0.61 0.15 0.00 95.80 Average: 0 3.33 0.00 0.62 0.11 0.00 95.95 Average: 1 3.53 0.00 0.61 0.20 0.00 95.66