---> uname -a: Linux prd-queue-disttest-2c-1g-3662 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 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 7.8G 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 701 5435 4 2092 7240 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:12:80:01 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.221/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82549sec preferred_lft 82549sec inet6 fe80::f816:3eff:fe12:8001/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-136-generic (prd-queue-disttest-2c-1g-3662) 08/09/26 _x86_64_ (2 CPU) 01:36:38 LINUX RESTART (2 CPU) 01:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:50:01 1.30 0.02 1.27 0.00 1.24 15.37 0.17 02:00:04 1.38 0.01 1.35 0.02 0.05 17.51 0.40 02:10:25 2.05 0.68 1.36 0.01 90.92 71.12 6.46 02:20:01 15.44 0.01 1.22 14.21 1.26 15.59 111984.81 02:30:04 1.31 0.00 1.27 0.03 0.00 16.52 1.78 02:40:01 3.41 0.13 2.72 0.56 14.06 156.48 627.07 Average: 4.06 0.15 1.53 2.38 18.44 48.99 18020.35 01:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:50:01 5688448 7495628 291572 3.59 63592 1919812 524856 5.72 461344 1701264 164 02:00:04 5693576 7501268 285732 3.51 63760 1920144 524868 5.72 461572 1701764 204 02:10:25 5641336 7478120 308376 3.79 64184 1948576 718732 7.83 478260 1720304 164 02:20:01 5663364 7500992 285504 3.51 64336 1949252 525004 5.72 472420 1720792 148 02:30:04 5661940 7500208 286236 3.52 64480 1949716 525072 5.72 472568 1721272 192 02:40:01 5582428 7421428 362844 4.46 67960 1945092 608788 6.63 553768 1718492 56800 Average: 5655182 7482941 303377 3.73 64719 1938765 571220 6.22 483322 1713981 9612 01:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:01 ens3 3.38 0.18 0.54 0.15 0.00 0.00 0.00 0.00 02:00:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:04 ens3 0.76 0.08 0.11 0.04 0.00 0.00 0.00 0.00 02:10:25 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 02:10:25 ens3 0.77 0.24 6.48 0.03 0.00 0.00 0.00 0.00 02:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:01 ens3 0.28 0.08 0.08 0.04 0.00 0.00 0.00 0.00 02:30:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:04 ens3 0.62 0.04 1.01 0.01 0.00 0.00 0.00 0.00 02:40:01 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 02:40:01 ens3 10.64 7.97 35.18 7.19 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 2.74 1.43 7.25 1.24 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-queue-disttest-2c-1g-3662) 08/09/26 _x86_64_ (2 CPU) 01:36:38 LINUX RESTART (2 CPU) 01:40:01 CPU %user %nice %system %iowait %steal %idle 01:50:01 all 0.30 0.00 0.10 0.01 0.03 99.56 01:50:01 0 0.36 0.00 0.10 0.01 0.03 99.51 01:50:01 1 0.24 0.00 0.11 0.01 0.03 99.60 02:00:04 all 0.29 0.00 0.20 0.01 0.03 99.48 02:00:04 0 0.46 0.00 0.19 0.00 0.02 99.32 02:00:04 1 0.13 0.00 0.20 0.01 0.03 99.63 02:10:25 all 0.33 0.00 0.11 0.02 0.05 99.48 02:10:25 0 0.58 0.00 0.10 0.02 0.06 99.25 02:10:25 1 0.09 0.00 0.13 0.03 0.04 99.71 02:20:01 all 0.21 0.00 0.08 0.03 0.03 99.65 02:20:01 0 0.38 0.00 0.09 0.05 0.02 99.47 02:20:01 1 0.04 0.00 0.08 0.01 0.04 99.84 02:30:04 all 0.28 0.00 0.16 0.01 0.03 99.52 02:30:04 0 0.48 0.00 0.16 0.01 0.01 99.33 02:30:04 1 0.07 0.00 0.17 0.01 0.04 99.72 02:40:01 all 1.64 0.00 0.28 0.06 0.03 97.99 02:40:01 0 1.26 0.00 0.19 0.05 0.02 98.49 02:40:01 1 2.03 0.00 0.37 0.07 0.04 97.49 Average: all 0.51 0.00 0.16 0.02 0.03 99.28 Average: 0 0.59 0.00 0.14 0.02 0.03 99.23 Average: 1 0.43 0.00 0.18 0.02 0.04 99.33