---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-41907 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 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 7.9G 30G 21% / 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 771 5122 4 2351 7170 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:16:77:04 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.175/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 6211sec preferred_lft 6211sec inet6 fe80::f816:3eff:fe16:7704/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-41907) 08/29/26 _x86_64_ (2 CPU) 00:00:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:36 1.78 0.01 1.75 0.01 0.77 21.04 0.58 00:20:01 1.82 0.11 1.68 0.03 3.24 24.05 985.98 00:30:46 1.76 0.00 1.75 0.02 0.00 19.38 0.31 00:40:06 25.39 2.99 20.17 2.23 236.91 3035.66 1060.81 Average: 7.29 0.73 6.03 0.53 56.25 724.72 479.83 00:00:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:36 6119184 7514912 292820 3.60 56320 1536200 541864 5.90 414536 1363600 152 00:20:01 6128456 7484756 322980 3.97 56468 1496620 539672 5.88 413184 1323960 264 00:30:46 6142056 7499032 308612 3.79 56636 1497112 539680 5.88 413468 1324492 172 00:40:06 5112564 7393824 361320 4.44 108344 2324792 614532 6.69 541544 2159080 188216 Average: 5875565 7473131 321433 3.95 69442 1713681 558937 6.09 445683 1542783 47201 00:00:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:36 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:36 ens3 0.42 0.12 0.14 0.09 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 0.46 0.14 0.14 0.09 0.00 0.00 0.00 0.00 00:30:46 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:46 ens3 0.61 0.16 0.20 0.12 0.00 0.00 0.00 0.00 00:40:06 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 00:40:06 ens3 48.00 35.04 339.66 9.22 0.00 0.00 0.00 0.00 Average: lo 1.08 1.08 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 11.58 8.28 79.38 2.23 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-41907) 08/29/26 _x86_64_ (2 CPU) 00:00:06 CPU %user %nice %system %iowait %steal %idle 00:10:36 all 0.25 0.00 0.10 0.01 0.00 99.64 00:10:36 0 0.46 0.00 0.08 0.01 0.00 99.45 00:10:36 1 0.04 0.00 0.12 0.01 0.00 99.83 00:20:01 all 0.65 0.00 0.24 0.02 0.00 99.09 00:20:01 0 0.85 0.00 0.23 0.01 0.00 98.90 00:20:01 1 0.44 0.00 0.24 0.03 0.01 99.28 00:30:46 all 0.26 0.00 0.14 0.01 0.00 99.59 00:30:46 0 0.47 0.00 0.13 0.02 0.00 99.39 00:30:46 1 0.05 0.00 0.15 0.00 0.00 99.79 00:40:06 all 11.76 0.00 1.90 0.69 0.01 85.64 00:40:06 0 7.84 0.00 1.77 0.68 0.01 89.70 00:40:06 1 15.68 0.00 2.04 0.69 0.01 81.58 Average: all 3.03 0.00 0.56 0.17 0.00 96.23 Average: 0 2.28 0.00 0.52 0.17 0.00 97.03 Average: 1 3.79 0.00 0.60 0.17 0.00 95.43