---> uname -a: Linux prd-queue-disttest-2c-1g-27489 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 700 5436 4 2092 7241 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:dd:2e:e8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.238/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80706sec preferred_lft 80706sec inet6 fe80::f816:3eff:fedd:2ee8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-27489) 06/15/26 _x86_64_ (2 CPU) 02:48:43 LINUX RESTART (2 CPU) 02:50:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 03:00:26 3.82 0.03 3.71 0.09 1.35 1099.39 3.28 03:10:16 14.64 0.01 1.47 13.16 0.20 17.87 109276.58 03:20:26 1.38 0.00 1.37 0.02 0.01 16.04 1.18 03:30:26 1.64 0.00 1.60 0.03 0.00 19.60 1.48 03:40:16 1.41 0.00 1.40 0.02 0.00 16.46 1.10 03:50:26 1.97 0.25 1.68 0.03 31.55 75.10 1.55 04:00:26 1.66 0.00 1.64 0.02 0.00 19.79 0.40 04:10:26 1.41 0.00 1.41 0.00 0.00 16.43 0.00 04:20:16 1.43 0.00 1.43 0.00 0.00 16.84 0.00 Average: 3.25 0.03 1.75 1.46 3.73 148.35 11925.12 02:50:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:00:26 5691488 7496600 289732 3.56 63440 1918044 525908 5.73 465296 1698656 212 03:10:16 5698824 7504496 281656 3.46 63632 1918416 525908 5.73 465392 1699192 184 03:20:26 5705740 7511916 274236 3.37 63808 1918744 526044 5.73 465440 1699696 136 03:30:26 5705420 7512112 274004 3.37 63992 1919072 526156 5.73 465572 1700208 132 03:40:16 5708976 7516180 269940 3.32 64176 1919400 526152 5.73 465660 1700720 132 03:50:26 5665704 7500016 285828 3.51 64508 1945948 526184 5.73 474856 1718396 188 04:00:26 5659680 7494484 291368 3.58 64660 1946276 526248 5.73 475008 1718872 168 04:10:26 5660064 7495348 290472 3.57 64804 1946600 526248 5.73 475064 1719344 132 04:20:16 5659840 7495596 290216 3.57 64944 1946928 526248 5.73 475064 1719812 184 Average: 5683971 7502972 283050 3.48 64218 1931048 526122 5.73 469706 1708322 163 02:50:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:00:26 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:26 ens3 2.14 0.26 0.57 0.14 0.00 0.00 0.00 0.00 03:10:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:16 ens3 1.75 0.04 0.21 0.01 0.00 0.00 0.00 0.00 03:20:26 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:26 ens3 0.52 0.03 5.36 0.01 0.00 0.00 0.00 0.00 03:30:26 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:26 ens3 0.38 0.08 0.11 0.05 0.00 0.00 0.00 0.00 03:40:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:16 ens3 0.34 0.06 0.07 0.03 0.00 0.00 0.00 0.00 03:50:26 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 03:50:26 ens3 0.93 0.44 3.16 0.06 0.00 0.00 0.00 0.00 04:00:26 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:00:26 ens3 0.24 0.05 0.07 0.03 0.00 0.00 0.00 0.00 04:10:26 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:10:26 ens3 0.33 0.04 0.70 0.01 0.00 0.00 0.00 0.00 04:20:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:20:16 ens3 0.18 0.03 0.04 0.01 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 0.76 0.12 1.16 0.04 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-27489) 06/15/26 _x86_64_ (2 CPU) 02:48:43 LINUX RESTART (2 CPU) 02:50:04 CPU %user %nice %system %iowait %steal %idle 03:00:26 all 0.31 0.00 0.23 0.05 0.02 99.38 03:00:26 0 0.12 0.00 0.26 0.08 0.03 99.51 03:00:26 1 0.51 0.00 0.19 0.02 0.02 99.25 03:10:16 all 0.26 0.00 0.09 0.03 0.03 99.59 03:10:16 0 0.08 0.00 0.13 0.04 0.03 99.71 03:10:16 1 0.44 0.00 0.06 0.02 0.02 99.47 03:20:26 all 0.25 0.00 0.07 0.02 0.03 99.64 03:20:26 0 0.05 0.00 0.09 0.03 0.03 99.79 03:20:26 1 0.44 0.00 0.05 0.01 0.02 99.49 03:30:26 all 0.28 0.00 0.15 0.01 0.02 99.54 03:30:26 0 0.15 0.00 0.15 0.01 0.03 99.66 03:30:26 1 0.40 0.00 0.15 0.01 0.02 99.43 03:40:16 all 0.26 0.00 0.07 0.01 0.03 99.64 03:40:16 0 0.26 0.00 0.08 0.00 0.03 99.63 03:40:16 1 0.26 0.00 0.06 0.02 0.02 99.65 03:50:26 all 0.36 0.00 0.10 0.02 0.02 99.51 03:50:26 0 0.25 0.00 0.13 0.03 0.02 99.56 03:50:26 1 0.47 0.00 0.06 0.00 0.02 99.45 04:00:26 all 0.26 0.00 0.15 0.01 0.02 99.56 04:00:26 0 0.06 0.00 0.15 0.00 0.03 99.76 04:00:26 1 0.46 0.00 0.14 0.01 0.02 99.37 04:10:26 all 0.22 0.00 0.07 0.01 0.02 99.68 04:10:26 0 0.40 0.00 0.05 0.02 0.01 99.51 04:10:26 1 0.04 0.00 0.08 0.00 0.03 99.84 04:20:16 all 0.21 0.00 0.07 0.07 0.02 99.63 04:20:16 0 0.37 0.00 0.05 0.00 0.01 99.57 04:20:16 1 0.04 0.00 0.09 0.14 0.03 99.70 Average: all 0.27 0.00 0.11 0.02 0.02 99.57 Average: 0 0.19 0.00 0.12 0.02 0.03 99.63 Average: 1 0.34 0.00 0.10 0.02 0.02 99.51