---> uname -a: Linux prd-queue-disttest-2c-1g-35841 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: 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 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 696 5433 4 2100 7245 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:ee:c6:53 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.32/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82521sec preferred_lft 82521sec inet6 fe80::f816:3eff:feee:c653/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-35841) 07/15/26 _x86_64_ (2 CPU) 00:32:12 LINUX RESTART (2 CPU) 00:40:40 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:22 1.27 0.01 1.26 0.01 0.06 15.66 0.63 01:00:51 1.45 0.00 1.44 0.02 0.00 18.16 0.24 01:10:51 1.80 0.25 1.54 0.01 30.99 75.89 0.17 01:20:12 1.43 0.01 1.41 0.01 1.14 17.28 0.09 01:30:12 1.59 0.00 1.57 0.02 0.00 19.32 0.29 Average: 1.51 0.05 1.45 0.01 6.48 29.40 0.29 00:40:40 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:22 5702140 7517528 267704 3.29 63784 1927712 534080 5.82 465552 1708396 172 01:00:51 5696396 7512284 272908 3.36 63948 1928040 534080 5.82 465484 1708888 124 01:10:51 5631460 7474284 310664 3.82 64208 1954532 742008 8.08 480056 1726876 148 01:20:12 5631316 7474908 310020 3.81 64356 1955144 534224 5.82 475124 1727324 132 01:30:12 5640016 7484248 300640 3.70 64500 1955608 534284 5.82 475000 1727800 152 Average: 5660266 7492650 292387 3.60 64159 1944207 575735 6.27 472243 1719857 146 00:40:40 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:22 ens3 2.53 0.10 0.35 0.08 0.00 0.00 0.00 0.00 01:00:51 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:51 ens3 0.55 0.06 0.09 0.03 0.00 0.00 0.00 0.00 01:10:51 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:10:51 ens3 0.88 0.22 5.35 0.05 0.00 0.00 0.00 0.00 01:20:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:12 ens3 0.41 0.08 0.10 0.06 0.00 0.00 0.00 0.00 01:30:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:12 ens3 0.29 0.06 0.09 0.03 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 0.92 0.10 1.20 0.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-35841) 07/15/26 _x86_64_ (2 CPU) 00:32:12 LINUX RESTART (2 CPU) 00:40:40 CPU %user %nice %system %iowait %steal %idle 00:50:22 all 0.25 0.00 0.08 0.01 0.03 99.64 00:50:22 0 0.39 0.00 0.07 0.01 0.02 99.51 00:50:22 1 0.10 0.00 0.10 0.01 0.03 99.76 01:00:51 all 0.26 0.00 0.15 0.01 0.03 99.55 01:00:51 0 0.16 0.00 0.17 0.02 0.03 99.62 01:00:51 1 0.37 0.00 0.13 0.00 0.02 99.48 01:10:51 all 0.37 0.00 0.09 0.02 0.03 99.49 01:10:51 0 0.26 0.00 0.13 0.02 0.04 99.55 01:10:51 1 0.48 0.00 0.05 0.01 0.02 99.44 01:20:12 all 0.24 0.00 0.08 0.01 0.02 99.65 01:20:12 0 0.06 0.00 0.09 0.00 0.02 99.82 01:20:12 1 0.42 0.00 0.07 0.01 0.02 99.49 01:30:12 all 0.27 0.00 0.16 0.01 0.03 99.54 01:30:12 0 0.08 0.00 0.18 0.01 0.03 99.69 01:30:12 1 0.46 0.00 0.13 0.01 0.02 99.38 Average: all 0.28 0.00 0.11 0.01 0.03 99.57 Average: 0 0.19 0.00 0.13 0.01 0.03 99.64 Average: 1 0.37 0.00 0.10 0.01 0.02 99.51