---> uname -a: Linux prd-queue-disttest-2c-1g-36547 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 726 5401 4 2101 7215 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:c1:1b:33 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.78/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82145sec preferred_lft 82145sec inet6 fe80::f816:3eff:fec1:1b33/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-36547) 07/17/26 _x86_64_ (2 CPU) 01:38:44 LINUX RESTART (2 CPU) 01:40:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:50:06 3.08 0.03 2.97 0.08 1.42 946.42 1.77 02:00:16 2.03 0.26 1.73 0.04 31.57 77.87 1.21 02:10:16 1.25 0.00 1.23 0.02 0.00 15.13 1.20 02:20:16 1.22 0.00 1.20 0.02 0.01 14.96 1.20 02:30:16 1.48 0.00 1.45 0.03 0.00 18.41 1.37 02:40:16 1.22 0.00 1.20 0.02 0.00 15.08 1.32 Average: 1.71 0.05 1.63 0.03 5.58 179.49 1.34 01:40:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:50:06 5677828 7493196 292208 3.59 63688 1927780 538244 5.86 466740 1708616 184 02:00:16 5638668 7481520 303352 3.73 64016 1954672 538296 5.86 475956 1726768 168 02:10:16 5638668 7482028 302864 3.72 64196 1954992 538456 5.86 476000 1727268 160 02:20:16 5637496 7481360 303524 3.73 64364 1955320 538456 5.86 476012 1727764 164 02:30:16 5645944 7490332 294536 3.62 64544 1955652 538456 5.86 476036 1728276 124 02:40:16 5645944 7490988 293868 3.61 64740 1956112 538456 5.86 476196 1728800 196 Average: 5647425 7486571 298392 3.67 64258 1950755 538394 5.86 474490 1724582 166 01:40:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:50:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:06 ens3 2.45 0.27 0.66 0.16 0.00 0.00 0.00 0.00 02:00:16 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:00:16 ens3 1.73 0.48 3.28 0.06 0.00 0.00 0.00 0.00 02:10:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:16 ens3 0.61 0.04 0.08 0.01 0.00 0.00 0.00 0.00 02:20:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:16 ens3 0.71 0.04 5.56 0.01 0.00 0.00 0.00 0.00 02:30:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:16 ens3 0.34 0.04 0.24 0.01 0.00 0.00 0.00 0.00 02:40:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:16 ens3 0.41 0.08 0.11 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 1.04 0.16 1.66 0.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-36547) 07/17/26 _x86_64_ (2 CPU) 01:38:44 LINUX RESTART (2 CPU) 01:40:13 CPU %user %nice %system %iowait %steal %idle 01:50:06 all 0.33 0.00 0.14 0.06 0.03 99.44 01:50:06 0 0.27 0.00 0.15 0.04 0.04 99.50 01:50:06 1 0.38 0.00 0.12 0.08 0.03 99.39 02:00:16 all 0.34 0.00 0.19 0.03 0.03 99.40 02:00:16 0 0.35 0.00 0.19 0.03 0.03 99.40 02:00:16 1 0.34 0.00 0.20 0.03 0.03 99.41 02:10:16 all 0.26 0.00 0.08 0.01 0.03 99.63 02:10:16 0 0.06 0.00 0.09 0.00 0.04 99.81 02:10:16 1 0.46 0.00 0.07 0.01 0.02 99.44 02:20:16 all 0.25 0.00 0.07 0.01 0.03 99.64 02:20:16 0 0.05 0.00 0.09 0.01 0.04 99.81 02:20:16 1 0.44 0.00 0.05 0.02 0.02 99.47 02:30:16 all 0.25 0.00 0.17 0.01 0.03 99.54 02:30:16 0 0.25 0.00 0.19 0.00 0.03 99.53 02:30:16 1 0.26 0.00 0.15 0.02 0.02 99.55 02:40:16 all 0.24 0.00 0.07 0.01 0.03 99.66 02:40:16 0 0.44 0.00 0.05 0.00 0.02 99.49 02:40:16 1 0.04 0.00 0.08 0.01 0.04 99.83 Average: all 0.28 0.00 0.12 0.02 0.03 99.55 Average: 0 0.24 0.00 0.13 0.02 0.03 99.59 Average: 1 0.32 0.00 0.11 0.03 0.03 99.51