---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-46790 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 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 762 4949 4 2534 7179 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:75:9b:1d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.22/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 6078sec preferred_lft 6078sec inet6 fe80::f816:3eff:fe75:9b1d/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-46790) 09/03/26 _x86_64_ (2 CPU) 00:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:13 1.76 0.01 1.73 0.02 0.80 20.68 416.13 00:20:01 1.86 0.11 1.71 0.03 3.23 23.95 501.44 00:30:01 1.75 0.00 1.73 0.02 0.00 19.05 425.20 00:40:13 1.70 0.00 1.70 0.00 0.00 18.77 0.00 00:50:01 13.06 1.42 10.88 0.76 104.63 1417.95 410.60 01:00:01 16.20 1.60 12.94 1.66 125.34 2447.25 787.92 Average: 6.02 0.52 5.08 0.41 38.66 653.48 421.92 00:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:13 6132752 7526592 281616 3.46 54048 1536420 536820 5.85 414776 1360836 336 00:20:01 6144236 7499304 308832 3.80 54192 1497460 534048 5.82 413260 1321784 268 00:30:01 6153612 7509252 298808 3.67 54300 1497912 534048 5.82 413400 1322216 124 00:40:13 6160448 7516544 291456 3.58 54428 1498244 581568 6.33 419292 1322672 224 00:50:01 5410340 7364840 406220 5.00 88532 2030752 658020 7.17 556572 1874708 217512 01:00:01 4984720 7353568 383536 4.72 105476 2411544 669816 7.30 569984 2241616 296 Average: 5831018 7461683 328411 4.04 68496 1745389 585720 6.38 464547 1573972 36460 00:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:13 ens3 0.32 0.10 0.11 0.07 0.00 0.00 0.00 0.00 00:20:01 lo 1.08 1.08 0.06 0.06 0.00 0.00 0.00 0.00 00:20:01 ens3 0.23 0.08 0.06 0.04 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 0.63 0.16 0.21 0.13 0.00 0.00 0.00 0.00 00:40:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:40:13 ens3 0.48 0.13 0.16 0.10 0.00 0.00 0.00 0.00 00:50:01 lo 1.12 1.12 0.06 0.06 0.00 0.00 0.00 0.00 00:50:01 ens3 33.44 22.83 208.47 7.24 0.00 0.00 0.00 0.00 01:00:01 lo 1.19 1.19 0.07 0.07 0.00 0.00 0.00 0.00 01:00:01 ens3 50.65 42.85 213.35 9.80 0.00 0.00 0.00 0.00 Average: lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 14.19 10.95 69.72 2.87 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-46790) 09/03/26 _x86_64_ (2 CPU) 00:00:01 CPU %user %nice %system %iowait %steal %idle 00:10:13 all 0.29 0.00 0.12 0.01 0.00 99.58 00:10:13 0 0.52 0.00 0.08 0.01 0.00 99.39 00:10:13 1 0.06 0.00 0.16 0.01 0.00 99.77 00:20:01 all 0.60 0.00 0.22 0.02 0.00 99.15 00:20:01 0 0.85 0.00 0.20 0.02 0.00 98.94 00:20:01 1 0.36 0.00 0.25 0.02 0.00 99.37 00:30:01 all 0.30 0.00 0.14 0.01 0.00 99.55 00:30:01 0 0.11 0.00 0.15 0.00 0.00 99.73 00:30:01 1 0.49 0.00 0.13 0.02 0.00 99.36 00:40:13 all 0.24 0.00 0.09 0.01 0.00 99.66 00:40:13 0 0.07 0.00 0.11 0.01 0.00 99.80 00:40:13 1 0.41 0.00 0.07 0.01 0.00 99.51 00:50:01 all 5.40 0.00 0.92 0.29 0.00 93.38 00:50:01 0 5.07 0.00 0.99 0.42 0.00 93.52 00:50:01 1 5.72 0.00 0.86 0.16 0.01 93.24 01:00:01 all 12.04 0.00 1.49 0.31 0.01 86.15 01:00:01 0 12.01 0.00 1.49 0.34 0.01 86.15 01:00:01 1 12.06 0.00 1.50 0.28 0.01 86.15 Average: all 3.13 0.00 0.49 0.11 0.00 96.27 Average: 0 3.09 0.00 0.50 0.13 0.00 96.28 Average: 1 3.17 0.00 0.49 0.08 0.00 96.26