---> uname -a: Linux prd-queue-disttest-2c-1g-40288 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 8.2G 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 727 5030 4 2494 7214 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:85:b8:bc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.103/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83133sec preferred_lft 83133sec inet6 fe80::f816:3eff:fe85:b8bc/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-queue-disttest-2c-1g-40288) 08/23/26 _x86_64_ (2 CPU) 02:06:38 LINUX RESTART (2 CPU) 02:10:18 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:20:01 1.50 0.03 1.47 0.00 1.29 17.88 0.18 02:30:06 2.53 0.71 1.80 0.02 93.34 78.47 56.09 02:40:11 1.38 0.00 1.36 0.01 1.04 16.85 0.48 02:50:01 1.27 0.00 1.25 0.02 0.00 14.79 1.79 03:00:00 1.59 0.00 1.55 0.03 0.00 18.76 2.07 Average: 1.65 0.15 1.49 0.02 19.42 29.54 12.29 02:10:18 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:20:01 5257516 7471544 283604 3.49 93136 2268040 538052 5.86 469684 2073744 276 02:30:06 5217324 7461140 293388 3.61 93568 2296664 733512 7.99 486556 2092484 168 02:40:11 5218544 7463304 291240 3.58 93752 2297304 553084 6.02 483204 2092996 168 02:50:01 5218040 7463276 291268 3.58 93892 2297624 553084 6.02 483120 2093456 176 03:00:00 5220880 7466796 287728 3.54 94064 2298084 552188 6.01 482700 2093952 172 Average: 5226461 7465212 289446 3.56 93682 2291543 585984 6.38 481053 2089326 192 02:10:18 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:01 ens3 4.12 0.22 0.89 0.18 0.00 0.00 0.00 0.00 02:30:06 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 02:30:06 ens3 1.82 0.34 3.40 0.10 0.00 0.00 0.00 0.00 02:40:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:11 ens3 7.32 4.42 4.28 5.64 0.00 0.00 0.00 0.00 02:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:01 ens3 0.60 0.11 0.14 0.07 0.00 0.00 0.00 0.00 03:00:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:00 ens3 0.42 0.07 0.09 0.03 0.00 0.00 0.00 0.00 Average: lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 2.86 1.05 1.78 1.22 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-queue-disttest-2c-1g-40288) 08/23/26 _x86_64_ (2 CPU) 02:06:38 LINUX RESTART (2 CPU) 02:10:18 CPU %user %nice %system %iowait %steal %idle 02:20:01 all 0.26 0.00 0.08 0.16 0.03 99.47 02:20:01 0 0.32 0.00 0.07 0.13 0.03 99.46 02:20:01 1 0.19 0.00 0.10 0.19 0.04 99.48 02:30:06 all 0.44 0.00 0.26 0.18 0.02 99.09 02:30:06 0 0.31 0.00 0.28 0.14 0.03 99.24 02:30:06 1 0.58 0.00 0.24 0.22 0.02 98.94 02:40:11 all 0.50 0.00 0.12 0.03 0.02 99.33 02:40:11 0 0.39 0.00 0.12 0.05 0.02 99.41 02:40:11 1 0.61 0.00 0.11 0.00 0.02 99.26 02:50:01 all 0.26 0.00 0.09 0.02 0.02 99.62 02:50:01 0 0.44 0.00 0.05 0.04 0.01 99.46 02:50:01 1 0.07 0.00 0.12 0.00 0.03 99.77 03:00:00 all 0.29 0.00 0.17 0.05 0.02 99.48 03:00:00 0 0.49 0.00 0.15 0.10 0.02 99.25 03:00:00 1 0.08 0.00 0.18 0.00 0.03 99.70 Average: all 0.35 0.00 0.14 0.09 0.02 99.40 Average: 0 0.39 0.00 0.13 0.09 0.02 99.36 Average: 1 0.31 0.00 0.15 0.08 0.03 99.43