---> uname -a: Linux prd-queue-disttest-2c-1g-53659 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 701 5510 4 2013 7240 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:4f:11:9d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.253/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82399sec preferred_lft 82399sec inet6 fe80::f816:3eff:fe4f:119d/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-53659) 03/28/26 _x86_64_ (2 CPU) 01:44:21 LINUX RESTART (2 CPU) 01:50:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:02 1.46 0.01 1.44 0.02 0.05 17.83 0.49 02:10:02 1.12 0.00 1.12 0.00 0.00 13.65 0.00 02:20:02 1.24 0.00 1.23 0.01 0.01 14.36 0.60 02:30:02 1.41 0.00 1.37 0.03 0.00 16.99 1.45 02:40:02 1.23 0.00 1.22 0.01 0.00 14.48 1.08 02:50:02 3.43 0.59 2.37 0.47 56.08 162.08 2715.73 Average: 1.65 0.10 1.46 0.09 9.36 39.90 453.22 01:50:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:02 5786300 7506844 284008 3.49 61796 1839088 534508 5.82 463968 1617772 228 02:10:02 5793104 7514148 276668 3.40 61972 1839424 534516 5.82 464048 1618276 296 02:20:02 5793812 7515344 275480 3.39 62140 1839744 534716 5.82 464124 1618764 148 02:30:02 5780328 7502384 288468 3.55 62328 1840072 534724 5.82 464180 1619288 244 02:40:02 5781588 7504136 286716 3.53 62492 1840400 534756 5.82 464252 1619780 188 02:50:02 5702580 7448652 339848 4.18 65164 1859192 547256 5.96 488832 1628144 38928 Average: 5772952 7498585 291865 3.59 62649 1842987 536746 5.85 468234 1620337 6672 01:50:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:02 ens3 2.00 0.15 0.33 0.10 0.00 0.00 0.00 0.00 02:10:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:02 ens3 0.47 0.03 0.06 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 0.66 0.04 0.48 0.01 0.00 0.00 0.00 0.00 02:30:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:02 ens3 0.26 0.05 0.07 0.03 0.00 0.00 0.00 0.00 02:40:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:02 ens3 0.76 0.09 0.88 0.05 0.00 0.00 0.00 0.00 02:50:02 lo 1.05 1.05 0.06 0.06 0.00 0.00 0.00 0.00 02:50:02 ens3 1.93 1.53 20.94 0.26 0.00 0.00 0.00 0.00 Average: lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 1.01 0.32 3.79 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-53659) 03/28/26 _x86_64_ (2 CPU) 01:44:21 LINUX RESTART (2 CPU) 01:50:02 CPU %user %nice %system %iowait %steal %idle 02:00:02 all 0.27 0.00 0.18 0.01 0.02 99.52 02:00:02 0 0.09 0.00 0.21 0.01 0.03 99.65 02:00:02 1 0.45 0.00 0.14 0.01 0.02 99.39 02:10:02 all 0.22 0.00 0.07 0.01 0.02 99.69 02:10:02 0 0.17 0.00 0.08 0.01 0.02 99.72 02:10:02 1 0.26 0.00 0.06 0.01 0.01 99.66 02:20:02 all 0.21 0.00 0.07 0.01 0.02 99.70 02:20:02 0 0.21 0.00 0.07 0.00 0.02 99.70 02:20:02 1 0.21 0.00 0.07 0.01 0.02 99.69 02:30:02 all 0.26 0.00 0.15 0.01 0.02 99.56 02:30:02 0 0.07 0.00 0.15 0.02 0.02 99.73 02:30:02 1 0.45 0.00 0.15 0.00 0.01 99.38 02:40:02 all 0.25 0.00 0.07 0.01 0.02 99.65 02:40:02 0 0.21 0.00 0.08 0.01 0.02 99.68 02:40:02 1 0.28 0.00 0.07 0.01 0.02 99.62 02:50:02 all 1.06 0.00 0.21 0.05 0.02 98.67 02:50:02 0 1.16 0.00 0.25 0.05 0.02 98.52 02:50:02 1 0.95 0.00 0.17 0.04 0.01 98.83 Average: all 0.38 0.00 0.12 0.02 0.02 99.47 Average: 0 0.32 0.00 0.14 0.02 0.02 99.50 Average: 1 0.43 0.00 0.11 0.01 0.02 99.43