---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-41067 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 8.1G 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 772 5027 4 2445 7169 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:f0:6e:40 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.60/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 76926sec preferred_lft 76926sec inet6 fe80::f816:3eff:fef0:6e40/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-41067) 08/27/26 _x86_64_ (2 CPU) 00:00:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:27 1.83 0.02 1.80 0.01 0.81 21.50 0.59 00:20:07 1.93 0.11 1.78 0.03 3.16 25.19 178.91 00:30:01 30.01 2.99 24.89 2.14 228.82 3415.90 2346.35 Average: 11.19 1.03 9.44 0.72 77.04 1146.15 834.64 00:00:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:27 6092664 7496820 311540 3.83 55404 1545592 542444 5.91 470900 1315880 280 00:20:07 6158424 7520440 287780 3.54 55544 1503252 539940 5.88 469396 1273464 220 00:30:01 5158448 7444096 311620 3.83 108200 2329356 564204 6.15 556980 2106840 26092 Average: 5803179 7487119 303647 3.73 73049 1792733 548863 5.98 499092 1565395 8864 00:00:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:27 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:27 ens3 0.33 0.09 0.12 0.06 0.00 0.00 0.00 0.00 00:20:07 lo 1.07 1.07 0.06 0.06 0.00 0.00 0.00 0.00 00:20:07 ens3 0.26 0.11 0.08 0.05 0.00 0.00 0.00 0.00 00:30:01 lo 1.31 1.31 0.08 0.08 0.00 0.00 0.00 0.00 00:30:01 ens3 68.73 48.57 319.50 12.80 0.00 0.00 0.00 0.00 Average: lo 1.12 1.12 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 22.95 16.14 105.81 4.27 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-41067) 08/27/26 _x86_64_ (2 CPU) 00:00:07 CPU %user %nice %system %iowait %steal %idle 00:10:27 all 0.26 0.00 0.12 0.01 0.02 99.59 00:10:27 0 0.06 0.00 0.14 0.01 0.03 99.75 00:10:27 1 0.46 0.00 0.10 0.01 0.02 99.42 00:20:07 all 0.70 0.00 0.24 0.01 0.02 99.02 00:20:07 0 0.65 0.00 0.25 0.02 0.02 99.06 00:20:07 1 0.76 0.00 0.24 0.01 0.03 98.97 00:30:01 all 12.00 0.00 1.84 0.48 0.05 85.63 00:30:01 0 12.69 0.00 2.09 0.61 0.05 84.56 00:30:01 1 11.31 0.00 1.59 0.36 0.05 86.70 Average: all 4.29 0.00 0.73 0.17 0.03 94.78 Average: 0 4.43 0.00 0.82 0.21 0.03 94.50 Average: 1 4.14 0.00 0.64 0.12 0.03 95.07