---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-37498 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: 5599.86 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 789 5086 4 2367 7152 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:2e:1a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.104/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 57122sec preferred_lft 57122sec inet6 fe80::f816:3eff:fefa:2e1a/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-37498) 08/15/26 _x86_64_ (2 CPU) 00:00:31 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:18 1.69 0.02 1.66 0.02 0.83 20.59 420.33 00:20:32 1.76 0.10 1.63 0.03 2.98 22.77 574.12 00:30:28 1.58 0.00 1.56 0.02 0.00 17.85 413.81 00:40:32 27.65 2.79 22.54 2.31 221.06 3474.09 1121.83 Average: 8.21 0.73 6.88 0.60 56.54 888.59 634.37 00:00:31 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:18 6107588 7502168 306944 3.77 53136 1537708 538064 5.86 470368 1306488 380 00:20:32 6149664 7508892 300168 3.69 53340 1502140 535140 5.83 469348 1270908 124 00:30:28 6147640 7507376 301660 3.71 53496 1502480 535304 5.83 469376 1271404 240 00:40:32 5320392 7423140 342144 4.21 104508 2157484 587544 6.40 579820 1932364 1668 Average: 5931321 7485394 312729 3.85 66120 1674953 549013 5.98 497228 1445291 603 00:00:31 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:18 ens3 0.44 0.16 0.17 0.10 0.00 0.00 0.00 0.00 00:20:32 lo 1.06 1.06 0.05 0.05 0.00 0.00 0.00 0.00 00:20:32 ens3 0.37 0.13 0.13 0.08 0.00 0.00 0.00 0.00 00:30:28 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:28 ens3 0.72 0.28 0.22 0.76 0.00 0.00 0.00 0.00 00:40:32 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 00:40:32 ens3 68.07 50.06 320.57 13.09 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 17.49 12.73 80.71 3.52 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-37498) 08/15/26 _x86_64_ (2 CPU) 00:00:31 CPU %user %nice %system %iowait %steal %idle 00:10:18 all 0.27 0.00 0.10 0.01 0.04 99.58 00:10:18 0 0.48 0.00 0.07 0.01 0.02 99.41 00:10:18 1 0.07 0.00 0.12 0.00 0.05 99.75 00:20:32 all 0.65 0.00 0.22 0.01 0.04 99.08 00:20:32 0 0.73 0.00 0.19 0.01 0.03 99.04 00:20:32 1 0.57 0.00 0.25 0.00 0.05 99.12 00:30:28 all 0.26 0.00 0.17 0.01 0.04 99.54 00:30:28 0 0.41 0.00 0.12 0.01 0.03 99.43 00:30:28 1 0.10 0.00 0.21 0.01 0.05 99.64 00:40:32 all 13.40 0.00 2.01 0.50 0.06 84.02 00:40:32 0 18.14 0.00 2.30 0.57 0.07 78.92 00:40:32 1 8.67 0.00 1.72 0.44 0.06 89.11 Average: all 3.66 0.00 0.63 0.13 0.04 95.53 Average: 0 4.96 0.00 0.68 0.15 0.04 94.18 Average: 1 2.37 0.00 0.58 0.11 0.05 96.88