---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-25273 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 8.0G 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 758 5205 4 2270 7183 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:89:a0:39 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.220/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81288sec preferred_lft 81288sec inet6 fe80::f816:3eff:fe89:a039/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-25273) 06/06/26 _x86_64_ (2 CPU) 01:58:15 LINUX RESTART (2 CPU) 02:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:00 1.34 0.03 1.30 0.01 1.24 15.72 0.48 02:20:00 1.40 0.01 1.37 0.02 0.07 16.55 1.20 02:30:00 2.15 0.26 1.85 0.04 32.03 78.12 872.35 02:40:00 1.35 0.00 1.35 0.00 0.00 15.89 0.00 02:50:00 1.35 0.00 1.35 0.00 0.00 15.91 0.00 03:00:00 1.58 0.00 1.56 0.01 0.00 19.15 871.08 03:10:00 23.92 3.00 18.66 2.26 227.60 3469.12 491.48 03:20:00 1.52 0.00 1.51 0.01 0.00 24.17 0.43 Average: 4.33 0.41 3.62 0.29 32.62 456.83 279.63 02:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:00 6281400 7527516 292680 3.60 30568 1421448 524348 5.71 446436 1183276 32 02:20:00 6288988 7535652 284628 3.50 30784 1421780 524352 5.71 446420 1183824 124 02:30:00 6235988 7509804 309944 3.81 31208 1448124 524416 5.71 455636 1201516 124 02:40:00 6243576 7517884 301836 3.71 31376 1448444 524636 5.71 455856 1202004 124 02:50:00 6256720 7531528 288220 3.54 31536 1448776 524744 5.72 456316 1202496 124 03:00:00 6253144 7528588 291168 3.58 31712 1449228 524832 5.72 456584 1202996 124 03:10:00 5189096 7391264 375848 4.62 86836 2275772 627056 6.83 593120 2039104 356 03:20:00 5135708 7339948 427080 5.25 87028 2277676 649860 7.08 607900 2041192 416 Average: 5985578 7485273 321426 3.95 45131 1648906 553030 6.02 489784 1407051 178 02:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:00 ens3 1.97 0.05 0.21 0.01 0.00 0.00 0.00 0.00 02:20:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:00 ens3 0.40 0.03 0.05 0.01 0.00 0.00 0.00 0.00 02:30:00 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:30:00 ens3 0.99 0.26 7.48 0.05 0.00 0.00 0.00 0.00 02:40:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:00 ens3 0.42 0.09 0.11 0.06 0.00 0.00 0.00 0.00 02:50:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:00 ens3 0.45 0.15 0.13 0.51 0.00 0.00 0.00 0.00 03:00:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:00 ens3 0.39 0.09 0.14 0.08 0.00 0.00 0.00 0.00 03:10:00 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 03:10:00 ens3 69.60 49.17 329.73 11.87 0.00 0.00 0.00 0.00 03:20:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:00 ens3 14.28 12.15 107.41 1.08 0.00 0.00 0.00 0.00 Average: lo 1.04 1.04 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 11.06 7.75 55.66 1.71 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-25273) 06/06/26 _x86_64_ (2 CPU) 01:58:15 LINUX RESTART (2 CPU) 02:00:00 CPU %user %nice %system %iowait %steal %idle 02:10:00 all 0.27 0.00 0.09 4.43 0.04 95.18 02:10:00 0 0.45 0.00 0.07 4.61 0.03 94.84 02:10:00 1 0.08 0.00 0.11 4.25 0.04 95.52 02:20:00 all 0.23 0.00 0.08 0.29 0.03 99.38 02:20:00 0 0.41 0.00 0.06 0.07 0.02 99.45 02:20:00 1 0.05 0.00 0.10 0.51 0.04 99.30 02:30:00 all 0.36 0.00 0.19 0.05 0.03 99.36 02:30:00 0 0.60 0.00 0.18 0.08 0.02 99.12 02:30:00 1 0.13 0.00 0.21 0.03 0.03 99.61 02:40:00 all 0.27 0.00 0.07 0.16 0.02 99.47 02:40:00 0 0.18 0.00 0.06 0.06 0.02 99.68 02:40:00 1 0.36 0.00 0.09 0.26 0.03 99.27 02:50:00 all 0.28 0.00 0.07 0.04 0.03 99.59 02:50:00 0 0.12 0.00 0.07 0.04 0.03 99.75 02:50:00 1 0.44 0.00 0.08 0.03 0.02 99.42 03:00:00 all 0.28 0.00 0.16 0.02 0.02 99.51 03:00:00 0 0.47 0.00 0.15 0.03 0.02 99.34 03:00:00 1 0.10 0.00 0.18 0.01 0.03 99.68 03:10:00 all 12.00 0.00 1.75 0.81 0.06 85.38 03:10:00 0 13.17 0.00 1.81 0.89 0.06 84.06 03:10:00 1 10.83 0.00 1.68 0.73 0.06 86.70 03:20:00 all 0.90 0.00 0.21 0.05 0.06 98.78 03:20:00 0 0.66 0.00 0.16 0.01 0.04 99.13 03:20:00 1 1.14 0.00 0.27 0.09 0.07 98.43 Average: all 1.82 0.00 0.33 0.73 0.04 97.08 Average: 0 2.01 0.00 0.32 0.72 0.03 96.92 Average: 1 1.64 0.00 0.34 0.74 0.04 97.24