---> uname -a: Linux prd-queue-disttest-2c-1g-27721 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 704 5436 4 2088 7237 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:d9:81:33 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.103/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80662sec preferred_lft 80662sec inet6 fe80::f816:3eff:fed9:8133/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-27721) 06/16/26 _x86_64_ (2 CPU) 02:48:41 LINUX RESTART (2 CPU) 02:50:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 03:00:01 6.10 0.33 5.57 0.21 38.81 1425.23 4.78 03:10:01 1.41 0.01 1.38 0.02 0.05 16.51 1.25 03:20:01 1.35 0.00 1.33 0.02 0.01 15.63 1.20 03:30:01 14.61 0.00 1.64 12.97 0.15 20.17 107514.42 03:40:01 1.33 0.00 1.31 0.02 0.00 15.83 1.20 03:50:01 1.33 0.00 1.31 0.02 0.00 15.76 1.20 04:00:01 1.61 0.00 1.57 0.04 0.00 20.41 1.57 04:10:01 1.40 0.00 1.38 0.02 0.00 16.49 1.25 04:20:01 1.36 0.00 1.35 0.02 0.00 16.00 1.08 Average: 3.39 0.04 1.87 1.48 4.32 173.10 11952.00 02:50:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:00:01 5659300 7486940 298704 3.67 63556 1940512 524740 5.72 476252 1711768 284 03:10:01 5666160 7494320 291152 3.58 63744 1940840 524744 5.72 476424 1712288 316 03:20:01 5665404 7494040 291432 3.58 63892 1941164 524752 5.72 476416 1712760 172 03:30:01 5653648 7482872 302568 3.72 64096 1941532 526092 5.73 477304 1713304 276 03:40:01 5661856 7491700 293764 3.61 64256 1941992 524956 5.72 476688 1713796 160 03:50:01 5661944 7492292 293164 3.60 64428 1942316 524956 5.72 476840 1714292 128 04:00:01 5663916 7494824 290616 3.57 64644 1942644 580100 6.32 482068 1714832 224 04:10:01 5663916 7495352 290124 3.57 64832 1942980 525024 5.72 476936 1715356 332 04:20:01 5663676 7495624 289848 3.56 65016 1943300 525024 5.72 476932 1715864 240 Average: 5662202 7491996 293486 3.61 64274 1941920 531154 5.79 477318 1713807 237 02:50:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:00:01 lo 1.04 1.04 0.05 0.05 0.00 0.00 0.00 0.00 03:00:01 ens3 4.46 1.51 44.18 0.30 0.00 0.00 0.00 0.00 03:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:01 ens3 1.84 0.04 0.21 0.01 0.00 0.00 0.00 0.00 03:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:01 ens3 0.28 0.02 0.05 0.01 0.00 0.00 0.00 0.00 03:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:01 ens3 0.42 0.08 0.12 0.05 0.00 0.00 0.00 0.00 03:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:01 ens3 0.27 0.06 0.07 0.03 0.00 0.00 0.00 0.00 03:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:01 ens3 0.59 0.03 0.07 0.01 0.00 0.00 0.00 0.00 04:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:00:01 ens3 0.18 0.05 0.06 0.03 0.00 0.00 0.00 0.00 04:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:10:01 ens3 0.27 0.04 0.19 0.01 0.00 0.00 0.00 0.00 04:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:20:01 ens3 0.17 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 0.94 0.21 4.99 0.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-queue-disttest-2c-1g-27721) 06/16/26 _x86_64_ (2 CPU) 02:48:41 LINUX RESTART (2 CPU) 02:50:03 CPU %user %nice %system %iowait %steal %idle 03:00:01 all 1.23 0.00 0.39 0.16 0.03 98.19 03:00:01 0 1.90 0.00 0.47 0.09 0.03 97.51 03:00:01 1 0.56 0.00 0.31 0.23 0.02 98.88 03:10:01 all 0.20 0.00 0.07 0.01 0.03 99.69 03:10:01 0 0.06 0.00 0.10 0.01 0.04 99.80 03:10:01 1 0.33 0.00 0.05 0.01 0.02 99.58 03:20:01 all 0.23 0.00 0.06 0.02 0.03 99.65 03:20:01 0 0.04 0.00 0.08 0.01 0.03 99.83 03:20:01 1 0.43 0.00 0.05 0.03 0.02 99.48 03:30:01 all 0.26 0.00 0.17 0.07 0.03 99.48 03:30:01 0 0.06 0.00 0.18 0.10 0.03 99.63 03:30:01 1 0.45 0.00 0.16 0.03 0.02 99.33 03:40:01 all 0.20 0.00 0.07 0.02 0.02 99.69 03:40:01 0 0.22 0.00 0.07 0.02 0.03 99.66 03:40:01 1 0.18 0.00 0.06 0.01 0.02 99.73 03:50:01 all 0.24 0.00 0.07 0.01 0.03 99.66 03:50:01 0 0.21 0.00 0.06 0.02 0.02 99.69 03:50:01 1 0.27 0.00 0.07 0.01 0.03 99.63 04:00:01 all 0.28 0.00 0.16 0.04 0.02 99.49 04:00:01 0 0.07 0.00 0.19 0.01 0.03 99.69 04:00:01 1 0.49 0.00 0.13 0.07 0.02 99.29 04:10:01 all 0.24 0.00 0.07 0.01 0.02 99.66 04:10:01 0 0.05 0.00 0.09 0.00 0.03 99.83 04:10:01 1 0.43 0.00 0.04 0.02 0.02 99.49 04:20:01 all 0.27 0.00 0.06 0.02 0.02 99.63 04:20:01 0 0.05 0.00 0.09 0.02 0.03 99.81 04:20:01 1 0.50 0.00 0.03 0.01 0.02 99.44 Average: all 0.35 0.00 0.12 0.04 0.02 99.46 Average: 0 0.30 0.00 0.15 0.03 0.03 99.50 Average: 1 0.40 0.00 0.10 0.05 0.02 99.43