---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-37494 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: 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 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 750 5121 4 2371 7191 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:e1:5c:ae brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.162/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 13022sec preferred_lft 13022sec inet6 fe80::f816:3eff:fee1:5cae/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-37494) 08/15/26 _x86_64_ (2 CPU) 00:00:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:01 1.63 0.02 1.60 0.02 0.83 21.31 0.69 00:20:00 1.66 0.11 1.53 0.03 3.06 22.07 140.38 00:30:30 1.53 0.00 1.50 0.02 0.00 17.89 0.28 00:40:01 29.75 2.95 24.32 2.49 233.67 3672.13 912.09 00:50:30 1.48 0.00 1.47 0.00 0.00 21.86 0.06 Average: 6.90 0.58 5.83 0.49 44.91 710.61 200.36 00:00:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:01 6129052 7530364 278936 3.43 53312 1544024 535640 5.83 464828 1310560 240 00:20:00 6146320 7512276 296876 3.65 53480 1508448 533920 5.82 463676 1274928 176 00:30:30 6149396 7516012 293156 3.60 53632 1508936 533920 5.82 463628 1275448 184 00:40:01 5112068 7406556 350116 4.31 104248 2341284 632864 6.89 595840 2113356 124 00:50:30 5042004 7338448 418312 5.14 104348 2343196 663848 7.23 617940 2115368 132 Average: 5715768 7460731 327479 4.03 73804 1849178 580038 6.32 521182 1617932 171 00:00:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:01 ens3 0.58 0.31 0.18 0.76 0.00 0.00 0.00 0.00 00:20:00 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:00 ens3 0.38 0.14 0.14 0.08 0.00 0.00 0.00 0.00 00:30:30 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:30 ens3 0.60 0.14 0.20 0.11 0.00 0.00 0.00 0.00 00:40:01 lo 1.31 1.31 0.08 0.08 0.00 0.00 0.00 0.00 00:40:01 ens3 74.71 48.41 337.72 12.56 0.00 0.00 0.00 0.00 00:50:30 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:30 ens3 12.45 9.02 68.96 1.00 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 17.02 11.14 78.28 2.77 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-37494) 08/15/26 _x86_64_ (2 CPU) 00:00:10 CPU %user %nice %system %iowait %steal %idle 00:10:01 all 0.20 0.00 0.12 0.02 0.02 99.64 00:10:01 0 0.10 0.00 0.12 0.03 0.03 99.71 00:10:01 1 0.29 0.00 0.12 0.01 0.02 99.57 00:20:00 all 0.64 0.00 0.21 0.02 0.02 99.11 00:20:00 0 0.71 0.00 0.19 0.00 0.01 99.08 00:20:00 1 0.57 0.00 0.24 0.03 0.03 99.13 00:30:30 all 0.27 0.00 0.16 0.06 0.03 99.47 00:30:30 0 0.47 0.00 0.15 0.01 0.02 99.35 00:30:30 1 0.07 0.00 0.18 0.11 0.04 99.59 00:40:01 all 12.39 0.00 1.85 0.53 0.06 85.17 00:40:01 0 9.73 0.00 1.72 0.52 0.06 87.96 00:40:01 1 15.04 0.00 1.97 0.54 0.05 82.39 00:50:30 all 0.82 0.00 0.21 0.01 0.08 98.88 00:50:30 0 0.96 0.00 0.26 0.01 0.09 98.68 00:50:30 1 0.67 0.00 0.17 0.02 0.06 99.08 Average: all 2.73 0.00 0.49 0.12 0.04 96.61 Average: 0 2.30 0.00 0.47 0.11 0.04 97.08 Average: 1 3.17 0.00 0.52 0.14 0.04 96.14