---> uname -a: Linux prd-queue-disttest-2c-1g-2777 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 722 5412 4 2094 7219 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:16:10:4d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.246/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82048sec preferred_lft 82048sec inet6 fe80::f816:3eff:fe16:104d/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-2777) 08/07/26 _x86_64_ (2 CPU) 00:47:15 LINUX RESTART (2 CPU) 00:50:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:04 1.75 0.03 1.70 0.03 1.24 21.22 0.81 01:10:00 1.39 0.01 1.37 0.02 0.05 16.88 0.94 01:20:03 1.40 0.02 1.37 0.02 0.61 16.61 0.97 01:30:04 16.19 0.72 1.82 13.66 95.26 79.13 107386.97 01:40:00 1.39 0.00 1.38 0.02 0.00 16.30 0.94 01:50:05 1.37 0.00 1.35 0.02 0.00 15.98 1.01 Average: 3.92 0.13 1.50 2.29 16.21 27.69 17911.98 00:50:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:04 5689792 7495400 290936 3.58 63732 1918120 578636 6.30 472780 1699504 172 01:10:00 5687048 7493180 292984 3.60 63924 1918456 578732 6.30 476744 1700032 124 01:20:03 5667924 7474744 311396 3.83 64116 1918956 578868 6.31 478988 1700604 216 01:30:04 5622024 7458344 327072 4.02 64544 1947736 578932 6.31 491324 1719156 184 01:40:00 5622024 7458960 326452 4.01 64700 1948192 578996 6.31 493956 1719640 124 01:50:05 5622024 7459488 325920 4.01 64896 1948516 579060 6.31 496472 1720160 188 Average: 5651806 7473353 312460 3.84 64319 1933329 578871 6.31 485044 1709849 168 00:50:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:04 ens3 3.40 0.23 0.61 0.19 0.00 0.00 0.00 0.00 01:10:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:00 ens3 1.84 0.19 0.33 0.15 0.00 0.00 0.00 0.00 01:20:03 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 01:20:03 ens3 0.72 0.13 0.17 0.07 0.00 0.00 0.00 0.00 01:30:04 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 01:30:04 ens3 0.61 0.28 3.30 0.07 0.00 0.00 0.00 0.00 01:40:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:00 ens3 0.43 0.11 0.15 0.09 0.00 0.00 0.00 0.00 01:50:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:05 ens3 0.52 0.15 0.17 0.09 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 1.25 0.18 0.79 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-136-generic (prd-queue-disttest-2c-1g-2777) 08/07/26 _x86_64_ (2 CPU) 00:47:15 LINUX RESTART (2 CPU) 00:50:04 CPU %user %nice %system %iowait %steal %idle 01:00:04 all 0.28 0.00 0.17 0.01 0.03 99.51 01:00:04 0 0.11 0.00 0.17 0.01 0.04 99.66 01:00:04 1 0.44 0.00 0.16 0.00 0.03 99.36 01:10:00 all 0.26 0.00 0.08 0.01 0.03 99.61 01:10:00 0 0.07 0.00 0.10 0.02 0.04 99.78 01:10:00 1 0.45 0.00 0.07 0.01 0.03 99.44 01:20:03 all 0.26 0.00 0.08 0.01 0.03 99.62 01:20:03 0 0.09 0.00 0.09 0.01 0.04 99.77 01:20:03 1 0.42 0.00 0.07 0.00 0.03 99.47 01:30:04 all 0.35 0.00 0.20 0.05 0.04 99.36 01:30:04 0 0.26 0.00 0.24 0.07 0.05 99.39 01:30:04 1 0.45 0.00 0.17 0.02 0.03 99.33 01:40:00 all 0.25 0.00 0.07 0.01 0.03 99.64 01:40:00 0 0.05 0.00 0.09 0.01 0.04 99.80 01:40:00 1 0.46 0.00 0.04 0.01 0.02 99.47 01:50:05 all 0.24 0.00 0.07 0.01 0.03 99.65 01:50:05 0 0.05 0.00 0.08 0.01 0.05 99.81 01:50:05 1 0.43 0.00 0.05 0.00 0.02 99.49 Average: all 0.27 0.00 0.11 0.01 0.03 99.57 Average: 0 0.11 0.00 0.13 0.02 0.04 99.70 Average: 1 0.44 0.00 0.10 0.01 0.03 99.43