---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-41540 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 8.0G 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 787 5036 4 2420 7154 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:3d:5a:28 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.60/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 47226sec preferred_lft 47226sec inet6 fe80::f816:3eff:fe3d:5a28/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-41540) 08/28/26 _x86_64_ (2 CPU) 00:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:14 1.71 0.01 1.68 0.02 0.80 20.31 0.56 00:20:44 1.86 0.10 1.73 0.03 2.91 21.74 291.14 00:30:01 1.79 0.00 1.76 0.03 0.00 19.92 0.99 00:40:44 25.23 2.60 20.41 2.21 206.72 3208.32 433.66 00:50:14 1.87 0.00 1.86 0.01 0.00 67.69 0.36 01:00:01 2.15 0.00 2.08 0.07 0.00 109.73 255.12 Average: 6.05 0.49 5.14 0.42 37.57 612.00 170.28 00:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:14 6146284 7505640 303152 3.73 44556 1512120 553408 6.03 421244 1328624 212 00:20:44 6146972 7489060 319668 3.93 44764 1494600 551380 6.01 420804 1311096 172 00:30:01 6149216 7491856 316796 3.90 44892 1495020 551380 6.01 420996 1311516 240 00:40:44 5112160 7379136 376740 4.63 97648 2321476 651060 7.09 554196 2145804 2964 00:50:14 5105040 7382568 373312 4.59 97768 2331940 674060 7.34 560052 2156388 292 01:00:01 5071508 7372364 383392 4.71 98048 2354912 669348 7.29 563936 2179624 1056 Average: 5621863 7436771 345510 4.25 71279 1918345 608439 6.63 490205 1738842 823 00:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:14 ens3 1.05 0.28 0.39 0.47 0.00 0.00 0.00 0.00 00:20:44 lo 1.05 1.05 0.05 0.05 0.00 0.00 0.00 0.00 00:20:44 ens3 0.39 0.08 0.09 0.05 0.00 0.00 0.00 0.00 00:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:01 ens3 0.57 0.11 0.16 0.08 0.00 0.00 0.00 0.00 00:40:44 lo 1.28 1.28 0.08 0.08 0.00 0.00 0.00 0.00 00:40:44 ens3 56.54 41.84 295.56 10.47 0.00 0.00 0.00 0.00 00:50:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:14 ens3 40.21 34.44 7.84 4.42 0.00 0.00 0.00 0.00 01:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:01 ens3 50.69 49.37 10.79 6.68 0.00 0.00 0.00 0.00 Average: lo 1.06 1.06 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 25.06 21.05 55.90 3.76 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-ubuntu2404-robot-2c-8g-41540) 08/28/26 _x86_64_ (2 CPU) 00:00:01 CPU %user %nice %system %iowait %steal %idle 00:10:14 all 0.23 0.00 0.12 0.01 0.00 99.63 00:10:14 0 0.06 0.00 0.11 0.00 0.00 99.83 00:10:14 1 0.41 0.00 0.13 0.03 0.00 99.43 00:20:44 all 0.56 0.00 0.22 0.01 0.00 99.21 00:20:44 0 0.33 0.00 0.21 0.01 0.00 99.45 00:20:44 1 0.78 0.00 0.22 0.02 0.00 98.98 00:30:01 all 0.27 0.00 0.16 0.01 0.00 99.55 00:30:01 0 0.07 0.00 0.20 0.01 0.00 99.72 00:30:01 1 0.47 0.00 0.13 0.02 0.00 99.39 00:40:44 all 10.97 0.00 1.82 0.72 0.01 86.47 00:40:44 0 13.37 0.00 1.91 1.03 0.01 83.69 00:40:44 1 8.58 0.00 1.74 0.42 0.01 89.25 00:50:14 all 3.86 0.00 0.46 0.02 0.01 95.65 00:50:14 0 2.57 0.00 0.44 0.01 0.01 96.97 00:50:14 1 5.22 0.00 0.47 0.02 0.02 94.28 01:00:01 all 6.84 0.01 0.72 0.02 0.01 92.40 01:00:01 0 2.50 0.00 0.67 0.02 0.01 96.80 01:00:01 1 11.26 0.02 0.77 0.03 0.01 87.91 Average: all 3.86 0.00 0.60 0.14 0.01 95.39 Average: 0 3.28 0.00 0.61 0.19 0.01 95.91 Average: 1 4.44 0.00 0.59 0.09 0.01 94.86