---> uname -a: Linux prd-queue-disttest-2c-1g-52986 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 698 5517 4 2009 7243 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:8d:5a:39 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.211/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82547sec preferred_lft 82547sec inet6 fe80::f816:3eff:fe8d:5a39/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-52986) 03/26/26 _x86_64_ (2 CPU) 01:44:17 LINUX RESTART (2 CPU) 01:50:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:16 1.39 0.01 1.37 0.02 0.05 17.65 0.49 02:10:06 1.14 0.00 1.14 0.00 0.00 14.10 0.00 02:20:06 1.24 0.00 1.23 0.01 0.01 15.04 0.49 02:30:04 1.38 0.00 1.34 0.04 0.00 17.95 1.34 02:40:01 1.76 0.32 1.41 0.03 39.21 71.80 1.41 Average: 1.38 0.07 1.30 0.02 7.83 27.29 0.75 01:50:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:16 5791944 7508420 282792 3.48 61704 1835136 541852 5.90 469100 1613636 192 02:10:06 5791468 7508420 282796 3.48 61856 1835464 541852 5.90 469260 1614116 220 02:20:06 5798656 7516108 275132 3.38 62044 1835788 542000 5.90 469356 1614616 168 02:30:04 5785096 7503048 288228 3.54 62204 1836120 542000 5.90 469356 1615120 188 02:40:01 5730488 7476940 313788 3.86 62528 1864008 739260 8.05 486496 1632268 240 Average: 5779530 7502587 288547 3.55 62067 1841303 581393 6.33 472714 1617951 202 01:50:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:16 ens3 1.08 0.05 0.13 0.03 0.00 0.00 0.00 0.00 02:10:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:06 ens3 0.42 0.03 0.05 0.01 0.00 0.00 0.00 0.00 02:20:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:06 ens3 0.55 0.06 3.35 0.04 0.00 0.00 0.00 0.00 02:30:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:04 ens3 0.20 0.03 0.04 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 0.59 0.28 3.12 0.08 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 0.57 0.09 1.34 0.04 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-52986) 03/26/26 _x86_64_ (2 CPU) 01:44:17 LINUX RESTART (2 CPU) 01:50:07 CPU %user %nice %system %iowait %steal %idle 02:00:16 all 0.28 0.00 0.18 0.03 0.02 99.49 02:00:16 0 0.25 0.00 0.18 0.03 0.02 99.52 02:00:16 1 0.31 0.00 0.17 0.04 0.01 99.46 02:10:06 all 0.23 0.00 0.07 0.01 0.02 99.67 02:10:06 0 0.25 0.00 0.06 0.01 0.02 99.67 02:10:06 1 0.22 0.00 0.08 0.01 0.02 99.68 02:20:06 all 0.21 0.00 0.07 0.01 0.02 99.69 02:20:06 0 0.05 0.00 0.08 0.01 0.02 99.84 02:20:06 1 0.38 0.00 0.06 0.01 0.02 99.53 02:30:04 all 0.27 0.00 0.16 0.01 0.02 99.54 02:30:04 0 0.08 0.00 0.19 0.01 0.03 99.70 02:30:04 1 0.47 0.00 0.13 0.01 0.02 99.38 02:40:01 all 0.34 0.00 0.10 0.03 0.02 99.51 02:40:01 0 0.25 0.00 0.11 0.05 0.03 99.56 02:40:01 1 0.43 0.00 0.09 0.01 0.02 99.46 Average: all 0.27 0.00 0.12 0.02 0.02 99.58 Average: 0 0.18 0.00 0.13 0.02 0.02 99.66 Average: 1 0.36 0.00 0.11 0.01 0.02 99.50