---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-29925 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 739 5311 4 2178 7202 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:d5:99:64 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.173/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81707sec preferred_lft 81707sec inet6 fe80::f816:3eff:fed5:9964/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-29925) 03/25/26 _x86_64_ (2 CPU) 01:53:41 LINUX RESTART (2 CPU) 02:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:18 1.72 0.04 1.66 0.02 3.16 19.75 1.05 02:20:18 1.44 0.00 1.43 0.00 0.01 16.71 217.75 02:30:18 14.17 0.00 1.62 12.55 0.15 18.99 109569.06 02:40:18 1.36 0.00 1.36 0.00 0.00 15.89 0.00 02:50:08 1.40 0.00 1.40 0.00 0.00 16.14 0.00 03:00:18 22.50 2.96 17.33 2.20 222.50 3031.76 1012.12 03:10:18 1.60 0.01 1.59 0.00 0.48 32.12 0.00 Average: 6.34 0.44 3.80 2.11 32.74 455.63 15767.87 02:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:18 6251780 7531932 287540 3.54 30980 1454412 576892 6.28 459576 1204148 132 02:20:18 6256196 7536844 282664 3.48 31140 1454736 521816 5.68 454388 1204636 132 02:30:18 6260200 7541408 278072 3.42 31308 1455112 521816 5.68 454748 1205152 132 02:40:18 6259412 7541248 278224 3.42 31476 1455564 521888 5.68 455104 1205644 184 02:50:08 6258928 7541264 278220 3.42 31636 1455896 522096 5.69 455284 1206136 136 03:00:18 5350788 7462400 308916 3.80 85068 2190556 553668 6.03 552796 1949112 2608 03:10:18 5299316 7412536 358916 4.41 85188 2192180 626744 6.83 599776 1950848 144 Average: 5990946 7509662 296079 3.64 46685 1665494 549274 5.98 490239 1417954 495 02:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:18 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 02:10:18 ens3 0.74 0.06 0.08 0.02 0.00 0.00 0.00 0.00 02:20:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:18 ens3 0.94 0.04 10.84 0.01 0.00 0.00 0.00 0.00 02:30:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:18 ens3 0.27 0.04 0.19 0.01 0.00 0.00 0.00 0.00 02:40:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:18 ens3 0.29 0.05 0.08 0.03 0.00 0.00 0.00 0.00 02:50:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:08 ens3 0.17 0.03 0.04 0.01 0.00 0.00 0.00 0.00 03:00:18 lo 1.29 1.29 0.10 0.10 0.00 0.00 0.00 0.00 03:00:18 ens3 58.41 40.14 292.05 11.01 0.00 0.00 0.00 0.00 03:10:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:18 ens3 5.59 2.59 1.23 0.70 0.00 0.00 0.00 0.00 Average: lo 1.04 1.04 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 9.59 6.21 44.02 1.71 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-29925) 03/25/26 _x86_64_ (2 CPU) 01:53:41 LINUX RESTART (2 CPU) 02:00:01 CPU %user %nice %system %iowait %steal %idle 02:10:18 all 0.29 0.00 0.09 0.02 0.04 99.56 02:10:18 0 0.12 0.00 0.11 0.01 0.05 99.71 02:10:18 1 0.46 0.00 0.07 0.02 0.04 99.41 02:20:18 all 0.25 0.00 0.07 0.01 0.04 99.63 02:20:18 0 0.08 0.00 0.09 0.02 0.05 99.76 02:20:18 1 0.43 0.00 0.05 0.00 0.03 99.49 02:30:18 all 0.25 0.00 0.17 0.04 0.04 99.50 02:30:18 0 0.08 0.00 0.21 0.08 0.05 99.58 02:30:18 1 0.41 0.00 0.13 0.01 0.03 99.43 02:40:18 all 0.23 0.00 0.07 0.02 0.04 99.63 02:40:18 0 0.06 0.00 0.09 0.01 0.05 99.80 02:40:18 1 0.41 0.00 0.06 0.04 0.03 99.46 02:50:08 all 0.25 0.00 0.07 0.01 0.04 99.63 02:50:08 0 0.15 0.00 0.08 0.01 0.04 99.72 02:50:08 1 0.36 0.00 0.06 0.01 0.03 99.54 03:00:18 all 10.87 0.00 1.75 0.87 0.05 86.46 03:00:18 0 8.98 0.00 1.62 0.66 0.06 88.68 03:00:18 1 12.76 0.00 1.88 1.08 0.05 84.23 03:10:18 all 1.05 0.00 0.18 0.01 0.05 98.71 03:10:18 0 1.05 0.00 0.18 0.01 0.05 98.71 03:10:18 1 1.04 0.00 0.18 0.01 0.05 98.71 Average: all 1.90 0.00 0.35 0.14 0.04 97.57 Average: 0 1.52 0.00 0.34 0.11 0.05 97.98 Average: 1 2.28 0.00 0.35 0.17 0.04 97.16