---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-10777 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 761 4870 4 2610 7180 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:eb:5a:1a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.30/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 10877sec preferred_lft 10877sec inet6 fe80::f816:3eff:feeb:5a1a/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-10777) 05/05/26 _x86_64_ (2 CPU) 00:00:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:09 1.85 0.01 1.82 0.01 0.81 21.50 0.27 00:20:01 1.92 0.11 1.78 0.03 3.10 24.58 131.10 00:30:03 1.78 0.00 1.76 0.02 0.00 19.53 0.75 00:40:11 23.03 2.96 17.85 2.22 222.93 3135.18 481.48 00:50:01 1.48 0.00 1.47 0.00 0.00 16.54 0.12 01:00:10 1.68 0.00 1.67 0.01 0.00 19.90 0.54 01:10:10 1.69 0.00 1.68 0.02 0.00 277.70 2.39 01:20:01 1.76 0.00 1.75 0.02 0.00 284.52 3.06 01:30:02 1.77 0.00 1.76 0.01 0.00 20.36 0.55 Average: 4.14 0.35 3.53 0.26 25.58 429.28 69.54 00:00:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:09 6122600 7513384 295508 3.63 52444 1534352 736372 8.02 473784 1304032 124 00:20:01 6132692 7488248 320476 3.94 52624 1498888 734232 8.00 472652 1268528 172 00:30:03 6156520 7512572 296052 3.64 52784 1499212 734284 8.00 472712 1269016 216 00:40:11 5025068 7218208 542680 6.67 102300 2246004 970196 10.57 736688 2020204 252 00:50:01 4800844 6994380 766556 9.43 102400 2246352 1066504 11.62 832364 2020656 264 01:00:10 5013376 7207652 553140 6.80 102512 2246984 1027856 11.20 776364 2021272 244 01:10:10 4915172 7188484 571704 7.03 102624 2325316 1054312 11.48 804132 2099712 340 01:20:01 4721044 7074468 684368 8.42 102752 2404196 1151688 12.54 902112 2178724 128 01:30:02 4747788 7101760 657020 8.08 102864 2404624 1116124 12.16 866168 2179264 216 Average: 5292789 7255462 520834 6.40 85923 2045103 954619 10.40 704108 1817934 217 00:00:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:09 ens3 0.22 0.06 0.07 0.03 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 0.16 0.06 0.04 0.02 0.00 0.00 0.00 0.00 00:30:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:03 ens3 0.50 0.12 0.18 0.10 0.00 0.00 0.00 0.00 00:40:11 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 00:40:11 ens3 80.89 61.80 638.72 12.66 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 23.38 19.17 311.91 1.33 0.00 0.00 0.00 0.00 01:00:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:10 ens3 67.61 63.82 1045.38 4.20 0.00 0.00 0.00 0.00 01:10:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:10 ens3 29.65 27.64 465.50 1.87 0.00 0.00 0.00 0.00 01:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:01 ens3 33.20 31.02 515.56 2.10 0.00 0.00 0.00 0.00 01:30:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:02 ens3 5.28 4.93 76.43 0.38 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 26.94 23.33 341.11 2.54 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-10777) 05/05/26 _x86_64_ (2 CPU) 00:00:08 CPU %user %nice %system %iowait %steal %idle 00:10:09 all 0.21 0.00 0.11 0.02 0.02 99.64 00:10:09 0 0.22 0.00 0.11 0.03 0.02 99.63 00:10:09 1 0.20 0.00 0.11 0.02 0.02 99.65 00:20:01 all 0.59 0.00 0.22 0.02 0.02 99.16 00:20:01 0 0.46 0.00 0.24 0.01 0.03 99.25 00:20:01 1 0.71 0.00 0.19 0.02 0.02 99.06 00:30:03 all 0.26 0.00 0.15 0.01 0.02 99.55 00:30:03 0 0.26 0.00 0.15 0.02 0.02 99.55 00:30:03 1 0.25 0.00 0.16 0.00 0.02 99.56 00:40:11 all 10.75 0.00 1.72 0.97 0.05 86.51 00:40:11 0 10.82 0.00 1.65 0.69 0.04 86.80 00:40:11 1 10.68 0.00 1.79 1.26 0.05 86.22 00:50:01 all 0.54 0.00 0.22 0.01 0.05 99.18 00:50:01 0 0.52 0.00 0.28 0.01 0.06 99.13 00:50:01 1 0.55 0.00 0.16 0.01 0.05 99.23 01:00:10 all 1.02 0.00 0.57 0.02 0.06 98.33 01:00:10 0 0.91 0.00 0.35 0.01 0.04 98.69 01:00:10 1 1.14 0.00 0.79 0.03 0.07 97.97 01:10:10 all 0.79 0.00 0.27 0.03 0.05 98.86 01:10:10 0 0.66 0.00 0.16 0.03 0.04 99.11 01:10:10 1 0.92 0.00 0.39 0.02 0.06 98.61 01:20:01 all 0.80 0.00 0.26 0.03 0.06 98.86 01:20:01 0 0.88 0.00 0.26 0.01 0.06 98.79 01:20:01 1 0.72 0.00 0.26 0.05 0.05 98.92 01:30:02 all 0.44 0.00 0.26 0.02 0.06 99.23 01:30:02 0 0.37 0.00 0.21 0.02 0.05 99.35 01:30:02 1 0.51 0.00 0.31 0.01 0.06 99.12 Average: all 1.73 0.00 0.42 0.13 0.04 97.68 Average: 0 1.70 0.00 0.38 0.09 0.04 97.79 Average: 1 1.76 0.00 0.46 0.16 0.05 97.57