---> uname -a: Linux prd-queue-disttest-2c-1g-13096 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 707 5500 4 2018 7234 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:59:df:12 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.242/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82181sec preferred_lft 82181sec inet6 fe80::f816:3eff:fe59:df12/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-13096) 05/13/26 _x86_64_ (2 CPU) 01:48:39 LINUX RESTART (2 CPU) 01:50:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:07 2.90 0.02 2.79 0.08 1.23 683.91 2.52 02:10:01 14.36 0.01 1.30 13.04 0.20 15.51 108944.45 02:20:02 1.17 0.00 1.15 0.02 0.01 14.23 1.20 02:30:07 1.53 0.00 1.49 0.04 0.00 18.69 1.41 02:40:01 1.77 0.26 1.49 0.03 31.29 73.85 1.39 02:50:07 1.32 0.00 1.30 0.02 1.04 15.67 1.14 Average: 3.82 0.05 1.59 2.18 5.57 137.71 17944.00 01:50:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:07 5770504 7493604 297088 3.65 61596 1841924 536624 5.84 465256 1620168 192 02:10:01 5770252 7493920 296408 3.64 61792 1842296 536776 5.85 465420 1620708 160 02:20:02 5770252 7494404 295920 3.64 61956 1842624 536776 5.85 465448 1621192 180 02:30:07 5766000 7490672 299640 3.68 62132 1842952 536780 5.85 465468 1621700 216 02:40:01 5718756 7469936 320116 3.94 62420 1868912 731292 7.97 479864 1639188 164 02:50:07 5740092 7492236 297824 3.66 62612 1869672 536824 5.85 474832 1639700 212 Average: 5755976 7489129 301166 3.70 62085 1851397 569179 6.20 469381 1627109 187 01:50:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:07 ens3 2.04 0.21 0.46 0.16 0.00 0.00 0.00 0.00 02:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 1.46 0.03 0.16 0.01 0.00 0.00 0.00 0.00 02:20:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:02 ens3 0.40 0.03 0.06 0.01 0.00 0.00 0.00 0.00 02:30:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:07 ens3 1.22 0.03 12.54 0.01 0.00 0.00 0.00 0.00 02:40:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:40:01 ens3 0.75 0.26 4.07 0.05 0.00 0.00 0.00 0.00 02:50:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:07 ens3 0.25 0.07 0.07 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 1.02 0.11 2.90 0.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-13096) 05/13/26 _x86_64_ (2 CPU) 01:48:39 LINUX RESTART (2 CPU) 01:50:02 CPU %user %nice %system %iowait %steal %idle 02:00:07 all 0.27 0.00 0.21 0.02 0.02 99.48 02:00:07 0 0.26 0.00 0.20 0.01 0.02 99.50 02:00:07 1 0.28 0.00 0.21 0.04 0.02 99.46 02:10:01 all 0.24 0.00 0.09 0.03 0.02 99.62 02:10:01 0 0.12 0.00 0.10 0.05 0.02 99.71 02:10:01 1 0.35 0.00 0.08 0.01 0.02 99.54 02:20:02 all 0.21 0.00 0.07 0.01 0.03 99.68 02:20:02 0 0.38 0.00 0.06 0.00 0.02 99.54 02:20:02 1 0.05 0.00 0.09 0.01 0.03 99.82 02:30:07 all 0.27 0.00 0.15 0.01 0.02 99.56 02:30:07 0 0.17 0.00 0.17 0.01 0.02 99.64 02:30:07 1 0.37 0.00 0.14 0.00 0.01 99.48 02:40:01 all 0.36 0.00 0.09 0.01 0.02 99.51 02:40:01 0 0.48 0.00 0.05 0.01 0.01 99.45 02:40:01 1 0.24 0.00 0.13 0.02 0.02 99.58 02:50:07 all 0.24 0.00 0.08 0.01 0.01 99.66 02:50:07 0 0.12 0.00 0.08 0.01 0.02 99.77 02:50:07 1 0.36 0.00 0.07 0.01 0.01 99.54 Average: all 0.26 0.00 0.12 0.01 0.02 99.59 Average: 0 0.25 0.00 0.11 0.02 0.02 99.60 Average: 1 0.28 0.00 0.12 0.01 0.02 99.57