---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-7975 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 7.9G 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 775 5222 4 2241 7166 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:b4:11:06 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.60/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81945sec preferred_lft 81945sec inet6 fe80::f816:3eff:feb4:1106/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-7975) 03/22/26 _x86_64_ (2 CPU) 00:39:57 LINUX RESTART (2 CPU) 00:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:16 9.78 4.59 5.07 0.12 457.38 5731.46 437.17 01:00:16 1.36 0.01 1.34 0.01 0.05 16.89 653.92 01:10:16 1.81 0.32 1.48 0.01 39.01 71.53 0.20 01:20:16 1.34 0.01 1.32 0.02 1.07 16.36 1.13 01:30:06 1.44 0.00 1.41 0.03 0.00 17.76 665.57 01:40:01 15.57 13.65 1.85 0.07 152.38 43.04 125.76 01:50:16 22.31 2.93 17.22 2.16 221.66 3007.52 527.17 Average: 7.72 3.07 4.30 0.35 126.30 1298.46 344.89 00:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:16 6287984 7534684 285784 3.51 30496 1422144 520940 5.67 447212 1182972 188 01:00:16 6285716 7533012 287264 3.53 30720 1422468 521028 5.68 447428 1183528 224 01:10:16 6240172 7516052 303480 3.73 31068 1450336 718280 7.82 464564 1200680 172 01:20:16 6247296 7524036 295704 3.64 31284 1450972 521228 5.68 459648 1201220 132 01:30:06 6246652 7524104 295520 3.63 31500 1451432 521364 5.68 459760 1201768 200 01:40:01 6189364 7523928 286552 3.52 35696 1496052 521356 5.68 460584 1249932 316 01:50:16 5300636 7461080 301336 3.71 88852 2227648 547324 5.96 544920 1989196 2576 Average: 6113974 7516699 293663 3.61 39945 1560150 553074 6.02 469159 1315614 544 00:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:16 lo 1.23 1.23 0.07 0.07 0.00 0.00 0.00 0.00 00:50:16 ens3 20.06 9.14 66.03 1.99 0.00 0.00 0.00 0.00 01:00:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:16 ens3 0.71 0.05 0.10 0.03 0.00 0.00 0.00 0.00 01:10:16 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:10:16 ens3 0.85 0.20 4.42 0.05 0.00 0.00 0.00 0.00 01:20:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:16 ens3 0.69 0.09 1.18 0.06 0.00 0.00 0.00 0.00 01:30:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:06 ens3 0.52 0.16 0.10 0.55 0.00 0.00 0.00 0.00 01:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:01 ens3 0.47 0.09 0.11 0.05 0.00 0.00 0.00 0.00 01:50:16 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 01:50:16 ens3 61.14 39.90 288.13 10.47 0.00 0.00 0.00 0.00 Average: lo 1.08 1.08 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 12.31 7.24 52.51 1.92 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-7975) 03/22/26 _x86_64_ (2 CPU) 00:39:57 LINUX RESTART (2 CPU) 00:40:00 CPU %user %nice %system %iowait %steal %idle 00:50:16 all 1.02 0.00 0.72 3.72 0.04 94.49 00:50:16 0 1.09 0.00 0.73 3.85 0.04 94.30 00:50:16 1 0.96 0.00 0.71 3.60 0.04 94.69 01:00:16 all 0.31 0.00 0.17 0.01 0.03 99.47 01:00:16 0 0.47 0.00 0.15 0.02 0.03 99.33 01:00:16 1 0.15 0.00 0.19 0.01 0.04 99.61 01:10:16 all 0.36 0.00 0.11 0.03 0.04 99.46 01:10:16 0 0.53 0.00 0.07 0.02 0.03 99.36 01:10:16 1 0.20 0.00 0.15 0.05 0.04 99.57 01:20:16 all 0.25 0.00 0.07 0.01 0.04 99.63 01:20:16 0 0.43 0.00 0.05 0.01 0.02 99.49 01:20:16 1 0.07 0.00 0.09 0.02 0.05 99.77 01:30:06 all 0.28 0.00 0.16 0.02 0.04 99.50 01:30:06 0 0.39 0.00 0.14 0.01 0.03 99.43 01:30:06 1 0.16 0.00 0.19 0.04 0.04 99.57 01:40:01 all 0.22 0.19 0.14 0.16 0.03 99.26 01:40:01 0 0.37 0.02 0.08 0.02 0.03 99.49 01:40:01 1 0.07 0.36 0.20 0.30 0.04 99.03 01:50:16 all 10.35 0.00 1.57 1.26 0.06 86.77 01:50:16 0 10.04 0.00 1.58 1.66 0.05 86.67 01:50:16 1 10.66 0.00 1.55 0.85 0.06 86.87 Average: all 1.86 0.03 0.42 0.76 0.04 96.89 Average: 0 1.93 0.00 0.40 0.81 0.03 96.81 Average: 1 1.79 0.05 0.45 0.71 0.05 96.96