---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-14260 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 8.2G 30G 22% / 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 770 4895 4 2576 7171 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:e1:a4:f5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.153/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 5595sec preferred_lft 5595sec inet6 fe80::f816:3eff:fee1:a4f5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-14260) 05/15/26 _x86_64_ (2 CPU) 00:00:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:15 1.79 0.01 1.76 0.01 0.80 20.73 0.22 00:20:01 1.91 0.11 1.77 0.03 3.12 24.35 548.36 00:30:15 1.78 0.00 1.77 0.01 0.00 19.31 0.34 00:40:05 22.70 3.05 17.41 2.24 229.74 3228.00 512.03 00:50:01 1.54 0.00 1.53 0.01 0.00 16.92 0.97 01:00:15 1.72 0.00 1.68 0.03 0.00 19.89 1.53 01:10:15 1.66 0.00 1.63 0.03 0.00 322.31 3.45 01:20:15 1.72 0.00 1.69 0.03 0.00 191.91 3.07 01:30:15 1.81 0.00 1.77 0.03 0.00 20.72 1.44 Average: 4.03 0.35 3.41 0.27 25.48 422.65 116.50 00:00:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:15 6102060 7497028 311760 3.83 53472 1537428 594564 6.48 478004 1308112 316 00:20:01 6134228 7491152 317544 3.90 53628 1499148 592368 6.45 476568 1269772 240 00:30:15 6152160 7509676 298960 3.68 53752 1499608 592368 6.45 476636 1270228 200 00:40:05 5013852 7208600 552236 6.79 102888 2247008 833488 9.08 746260 2021648 220 00:50:01 4920452 7115652 645264 7.93 103004 2247404 929864 10.13 841660 2022160 188 01:00:15 4958396 7154200 606688 7.46 103112 2247904 928284 10.11 822972 2022768 220 01:10:15 4886840 7175592 584400 7.19 103264 2339872 910072 9.91 806228 2114888 220 01:20:15 4755524 7097548 661532 8.13 103404 2392268 982932 10.71 879176 2167424 280 01:30:15 4764312 7106948 652140 8.02 103536 2392740 973984 10.61 869696 2168028 256 Average: 5298647 7261822 514503 6.33 86673 2044820 815325 8.88 710800 1818336 238 00:00:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:15 ens3 0.24 0.07 0.08 0.04 0.00 0.00 0.00 0.00 00:20:01 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:01 ens3 0.14 0.06 0.04 0.02 0.00 0.00 0.00 0.00 00:30:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:15 ens3 0.48 0.11 0.17 0.10 0.00 0.00 0.00 0.00 00:40:05 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 00:40:05 ens3 80.12 63.63 625.94 13.72 0.00 0.00 0.00 0.00 00:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:01 ens3 21.81 17.85 308.19 1.31 0.00 0.00 0.00 0.00 01:00:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:15 ens3 71.08 68.76 1195.79 4.52 0.00 0.00 0.00 0.00 01:10:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:15 ens3 28.25 27.08 505.27 1.83 0.00 0.00 0.00 0.00 01:20:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:15 ens3 28.59 26.63 447.95 1.94 0.00 0.00 0.00 0.00 01:30:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:15 ens3 14.90 13.95 251.85 0.97 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 27.26 24.23 371.49 2.70 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-14260) 05/15/26 _x86_64_ (2 CPU) 00:00:05 CPU %user %nice %system %iowait %steal %idle 00:10:15 all 0.25 0.00 0.10 0.01 0.02 99.61 00:10:15 0 0.20 0.00 0.09 0.01 0.02 99.67 00:10:15 1 0.31 0.00 0.10 0.00 0.02 99.56 00:20:01 all 0.63 0.00 0.22 0.01 0.03 99.11 00:20:01 0 0.72 0.00 0.22 0.01 0.02 99.03 00:20:01 1 0.55 0.00 0.22 0.01 0.03 99.19 00:30:15 all 0.26 0.00 0.15 0.01 0.02 99.55 00:30:15 0 0.06 0.00 0.16 0.00 0.02 99.75 00:30:15 1 0.46 0.00 0.14 0.02 0.02 99.36 00:40:05 all 11.01 0.00 1.78 0.56 0.05 86.59 00:40:05 0 8.32 0.00 1.47 0.55 0.05 89.60 00:40:05 1 13.70 0.00 2.09 0.57 0.05 83.58 00:50:01 all 0.54 0.00 0.21 0.05 0.05 99.15 00:50:01 0 0.52 0.00 0.09 0.04 0.03 99.32 00:50:01 1 0.55 0.00 0.34 0.06 0.08 98.98 01:00:15 all 1.03 0.00 0.62 0.01 0.06 98.29 01:00:15 0 0.60 0.00 0.31 0.01 0.05 99.03 01:00:15 1 1.46 0.00 0.92 0.01 0.07 97.54 01:10:15 all 0.84 0.00 0.27 0.03 0.06 98.81 01:10:15 0 1.00 0.00 0.36 0.03 0.06 98.54 01:10:15 1 0.68 0.00 0.18 0.02 0.05 99.07 01:20:15 all 0.73 0.00 0.24 0.02 0.06 98.94 01:20:15 0 0.77 0.00 0.19 0.02 0.06 98.96 01:20:15 1 0.70 0.00 0.30 0.02 0.06 98.92 01:30:15 all 0.52 0.00 0.31 0.01 0.06 99.11 01:30:15 0 0.53 0.00 0.41 0.01 0.07 98.98 01:30:15 1 0.50 0.00 0.21 0.01 0.05 99.23 Average: all 1.74 0.00 0.43 0.08 0.05 97.71 Average: 0 1.40 0.00 0.36 0.08 0.04 98.12 Average: 1 2.07 0.00 0.50 0.08 0.05 97.30