---> uname -a: Linux prd-queue-disttest-2c-1g-32529 6.8.0-90-generic #91-Ubuntu SMP PREEMPT_DYNAMIC Tue Nov 18 14:14:30 UTC 2025 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 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 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 693 5444 4 2091 7248 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:4d:ca:ff brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.101/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82503sec preferred_lft 82503sec inet6 fe80::f816:3eff:fe4d:caff/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-32529) 07/03/26 _x86_64_ (2 CPU) 01:48:40 LINUX RESTART (2 CPU) 01:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:22 3.98 0.28 3.60 0.10 32.25 956.61 1.48 02:10:21 1.36 0.01 1.35 0.00 0.05 15.97 0.12 02:20:22 1.48 0.00 1.48 0.00 0.01 17.23 0.03 02:30:22 1.63 0.00 1.59 0.04 0.00 19.65 1.52 02:40:11 1.39 0.00 1.37 0.02 0.00 16.03 1.11 02:50:22 1.44 0.00 1.42 0.02 0.00 16.70 1.07 Average: 1.89 0.05 1.81 0.03 5.55 178.48 0.89 01:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:22 5668160 7500060 286108 3.52 63604 1944420 526692 5.74 474024 1715932 132 02:10:21 5668160 7500560 285472 3.51 63772 1944752 526692 5.74 474108 1716432 132 02:20:22 5667488 7500368 285572 3.51 63924 1945076 581912 6.34 479332 1716904 132 02:30:22 5676128 7509536 276424 3.40 64108 1945404 526828 5.74 474168 1717420 188 02:40:11 5685348 7519272 266680 3.28 64284 1945736 526848 5.74 474332 1717928 232 02:50:22 5684592 7519176 266768 3.28 64488 1946184 526848 5.74 474564 1718452 124 Average: 5674979 7508162 277837 3.42 64030 1945262 535970 5.84 475088 1717178 157 01:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:22 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:00:22 ens3 2.55 0.58 3.48 0.18 0.00 0.00 0.00 0.00 02:10:21 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:21 ens3 1.48 0.04 0.17 0.01 0.00 0.00 0.00 0.00 02:20:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:22 ens3 1.31 0.03 10.47 0.01 0.00 0.00 0.00 0.00 02:30:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:22 ens3 0.30 0.04 0.05 0.01 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 0.50 0.08 0.93 0.05 0.00 0.00 0.00 0.00 02:50:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:22 ens3 0.40 0.10 0.14 0.08 0.00 0.00 0.00 0.00 Average: lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 1.10 0.15 2.54 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-32529) 07/03/26 _x86_64_ (2 CPU) 01:48:40 LINUX RESTART (2 CPU) 01:50:00 CPU %user %nice %system %iowait %steal %idle 02:00:22 all 0.42 0.00 0.24 0.02 0.03 99.28 02:00:22 0 0.46 0.00 0.26 0.04 0.03 99.21 02:00:22 1 0.39 0.00 0.22 0.01 0.03 99.36 02:10:21 all 0.27 0.00 0.09 0.02 0.03 99.58 02:10:21 0 0.39 0.00 0.07 0.00 0.02 99.52 02:10:21 1 0.15 0.00 0.12 0.05 0.03 99.65 02:20:22 all 0.25 0.00 0.08 0.03 0.02 99.62 02:20:22 0 0.06 0.00 0.10 0.05 0.02 99.77 02:20:22 1 0.45 0.00 0.06 0.01 0.02 99.47 02:30:22 all 0.27 0.00 0.17 0.01 0.02 99.54 02:30:22 0 0.28 0.00 0.17 0.01 0.02 99.51 02:30:22 1 0.25 0.00 0.16 0.00 0.02 99.57 02:40:11 all 0.23 0.00 0.07 0.01 0.03 99.66 02:40:11 0 0.41 0.00 0.06 0.01 0.02 99.51 02:40:11 1 0.05 0.00 0.09 0.01 0.04 99.82 02:50:22 all 0.22 0.00 0.07 0.01 0.03 99.67 02:50:22 0 0.24 0.00 0.07 0.01 0.02 99.66 02:50:22 1 0.20 0.00 0.08 0.00 0.03 99.68 Average: all 0.28 0.00 0.12 0.02 0.02 99.56 Average: 0 0.31 0.00 0.12 0.02 0.02 99.53 Average: 1 0.25 0.00 0.12 0.01 0.03 99.59