---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-38112 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 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 836 4965 4 2441 7105 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:71:51 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.58/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 47797sec preferred_lft 47797sec inet6 fe80::f816:3eff:fefa:7151/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-38112) 08/17/26 _x86_64_ (2 CPU) 00:00:18 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:18 1.75 0.01 1.72 0.02 0.81 20.84 0.61 00:20:01 1.90 0.11 1.75 0.04 3.14 25.10 162.68 00:30:18 1.87 0.00 1.85 0.01 0.00 21.22 192.92 00:40:10 29.47 2.84 24.28 2.36 224.85 3512.73 556.10 00:50:01 4.22 0.00 1.61 2.61 0.00 63.25 1262.45 Average: 7.80 0.59 6.21 1.00 45.42 723.46 432.22 00:00:18 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:18 6116120 7516508 292844 3.60 55096 1541468 540436 5.89 469108 1312924 332 00:20:01 6132968 7493648 315608 3.88 55228 1501560 538064 5.86 467884 1272932 136 00:30:18 6137580 7498724 310192 3.81 55332 1501896 585576 6.38 473632 1273368 216 00:40:10 5035828 7326984 429704 5.28 105332 2337188 674136 7.34 651500 2113600 756 00:50:01 5033292 7337436 419104 5.15 105468 2350036 685240 7.46 654220 2126588 476 Average: 5691158 7434660 353490 4.35 75291 1846430 604690 6.59 543269 1619882 383 00:00:18 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 0.38 0.10 0.15 0.07 0.00 0.00 0.00 0.00 00:20:01 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:01 ens3 0.27 0.09 0.09 0.06 0.00 0.00 0.00 0.00 00:30:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:18 ens3 0.57 0.13 0.19 0.10 0.00 0.00 0.00 0.00 00:40:10 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 00:40:10 ens3 75.44 55.21 326.49 12.85 0.00 0.00 0.00 0.00 00:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:01 ens3 44.11 38.32 9.30 5.17 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 23.96 18.61 66.75 3.62 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-38112) 08/17/26 _x86_64_ (2 CPU) 00:00:18 CPU %user %nice %system %iowait %steal %idle 00:10:18 all 0.23 0.00 0.10 0.02 0.03 99.64 00:10:18 0 0.06 0.00 0.12 0.01 0.03 99.78 00:10:18 1 0.40 0.00 0.07 0.02 0.02 99.49 00:20:01 all 0.67 0.00 0.22 0.01 0.03 99.07 00:20:01 0 0.78 0.00 0.22 0.01 0.02 98.97 00:20:01 1 0.56 0.00 0.22 0.01 0.03 99.18 00:30:18 all 0.24 0.00 0.16 0.02 0.03 99.56 00:30:18 0 0.22 0.00 0.15 0.01 0.03 99.60 00:30:18 1 0.26 0.00 0.18 0.02 0.02 99.52 00:40:10 all 13.35 0.00 1.91 0.52 0.06 84.15 00:40:10 0 14.80 0.00 2.04 0.69 0.05 82.42 00:40:10 1 11.92 0.00 1.79 0.36 0.06 85.87 00:50:01 all 4.80 0.00 0.49 0.01 0.07 94.62 00:50:01 0 2.26 0.00 0.47 0.01 0.06 97.19 00:50:01 1 7.37 0.00 0.52 0.01 0.08 92.02 Average: all 3.81 0.00 0.57 0.11 0.04 95.47 Average: 0 3.57 0.00 0.59 0.14 0.04 95.66 Average: 1 4.05 0.00 0.55 0.08 0.04 95.28