---> uname -a: Linux prd-queue-disttest-2c-1g-35005 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 683 5445 4 2099 7257 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:98:e6:3f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.231/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82203sec preferred_lft 82203sec inet6 fe80::f816:3eff:fe98:e63f/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-35005) 07/12/26 _x86_64_ (2 CPU) 01:38:41 LINUX RESTART (2 CPU) 01:40:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:50:24 2.94 0.03 2.84 0.08 1.35 988.68 2.00 02:00:01 1.42 0.01 1.38 0.03 0.06 17.35 1.49 02:10:24 1.16 0.00 1.14 0.02 0.00 14.10 1.05 02:20:24 1.20 0.00 1.18 0.02 0.01 14.47 0.99 02:30:01 1.41 0.00 1.37 0.03 0.00 17.34 1.48 02:40:24 14.35 0.25 1.61 12.49 30.99 74.86 103472.07 Average: 3.82 0.05 1.60 2.18 5.57 193.19 17802.21 01:40:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:50:24 5705772 7520316 265972 3.27 63460 1927348 525952 5.73 458536 1708060 172 02:00:01 5704292 7519376 266720 3.28 63656 1927680 526020 5.73 458692 1708588 168 02:10:24 5705024 7520604 265468 3.26 63832 1928004 526176 5.73 458728 1709088 148 02:20:24 5704784 7520864 265208 3.26 64008 1928328 526176 5.73 458736 1709588 132 02:30:01 5699040 7515620 270452 3.33 64176 1928660 526176 5.73 458632 1710088 280 02:40:24 5646344 7490448 295236 3.63 64468 1955624 526176 5.73 468096 1728112 132 Average: 5694209 7514538 271509 3.34 63933 1932607 526113 5.73 460237 1712254 172 01:40:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:50:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:24 ens3 3.48 0.28 0.80 0.18 0.00 0.00 0.00 0.00 02:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:01 ens3 1.34 0.09 0.16 0.06 0.00 0.00 0.00 0.00 02:10:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:24 ens3 0.46 0.03 0.08 0.01 0.00 0.00 0.00 0.00 02:20:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:24 ens3 0.50 0.03 0.05 0.01 0.00 0.00 0.00 0.00 02:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:01 ens3 0.28 0.03 0.04 0.01 0.00 0.00 0.00 0.00 02:40:24 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:40:24 ens3 0.61 0.23 3.12 0.05 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 1.12 0.12 0.73 0.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-35005) 07/12/26 _x86_64_ (2 CPU) 01:38:41 LINUX RESTART (2 CPU) 01:40:02 CPU %user %nice %system %iowait %steal %idle 01:50:24 all 0.34 0.00 0.14 0.04 0.04 99.45 01:50:24 0 0.59 0.00 0.10 0.00 0.03 99.28 01:50:24 1 0.09 0.00 0.17 0.07 0.04 99.63 02:00:01 all 0.28 0.00 0.17 0.01 0.03 99.51 02:00:01 0 0.28 0.00 0.14 0.01 0.03 99.54 02:00:01 1 0.29 0.00 0.20 0.01 0.03 99.47 02:10:24 all 0.23 0.00 0.07 0.24 0.03 99.42 02:10:24 0 0.04 0.00 0.09 0.48 0.04 99.37 02:10:24 1 0.43 0.00 0.06 0.00 0.03 99.48 02:20:24 all 0.21 0.00 0.07 0.05 0.03 99.64 02:20:24 0 0.11 0.00 0.08 0.08 0.03 99.70 02:20:24 1 0.31 0.00 0.07 0.01 0.03 99.58 02:30:01 all 0.27 0.00 0.16 0.01 0.03 99.53 02:30:01 0 0.28 0.00 0.16 0.01 0.03 99.51 02:30:01 1 0.26 0.00 0.16 0.00 0.03 99.54 02:40:24 all 0.35 0.00 0.11 0.04 0.03 99.47 02:40:24 0 0.27 0.00 0.13 0.01 0.04 99.55 02:40:24 1 0.42 0.00 0.09 0.07 0.02 99.39 Average: all 0.28 0.00 0.12 0.06 0.03 99.50 Average: 0 0.26 0.00 0.11 0.10 0.03 99.49 Average: 1 0.30 0.00 0.12 0.03 0.03 99.52