---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-33606 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 774 5108 4 2359 7167 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:f3:6a:b1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.15/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 57321sec preferred_lft 57321sec inet6 fe80::f816:3eff:fef3:6ab1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-33606) 07/08/26 _x86_64_ (2 CPU) 00:00:17 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:07 1.83 0.02 1.81 0.01 0.83 21.24 0.15 00:20:17 1.84 0.11 1.71 0.03 3.01 23.11 514.15 00:30:16 5.79 1.37 4.30 0.13 99.59 417.66 5.54 00:40:17 19.85 1.62 16.07 2.16 127.95 3075.76 506.94 00:50:07 1.51 0.00 1.49 0.02 0.00 22.32 1.69 Average: 6.19 0.62 5.09 0.47 46.46 715.20 208.12 00:00:17 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:07 6116324 7508204 300668 3.70 53404 1534468 548224 5.97 475280 1305228 328 00:20:17 6142900 7499984 308760 3.80 53532 1499520 545944 5.95 474148 1270032 260 00:30:16 5740052 7345432 450760 5.54 69944 1720692 680060 7.41 629800 1494272 124136 00:40:17 5091880 7375572 381040 4.69 104916 2330188 648364 7.06 609148 2106652 252 00:50:07 5050420 7336040 420592 5.17 105000 2332020 671168 7.31 623924 2108584 232 Average: 5628315 7413046 372364 4.58 77359 1883378 618752 6.74 562460 1656954 25042 00:00:17 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:07 ens3 0.20 0.07 0.08 0.03 0.00 0.00 0.00 0.00 00:20:17 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:17 ens3 0.11 0.05 0.03 0.02 0.00 0.00 0.00 0.00 00:30:16 lo 1.05 1.05 0.05 0.05 0.00 0.00 0.00 0.00 00:30:16 ens3 25.09 16.49 134.96 6.10 0.00 0.00 0.00 0.00 00:40:17 lo 1.25 1.25 0.07 0.07 0.00 0.00 0.00 0.00 00:40:17 ens3 46.23 33.07 198.61 7.28 0.00 0.00 0.00 0.00 00:50:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:07 ens3 13.13 12.09 109.12 1.13 0.00 0.00 0.00 0.00 Average: lo 1.07 1.07 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 16.98 12.36 88.53 2.92 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-33606) 07/08/26 _x86_64_ (2 CPU) 00:00:17 CPU %user %nice %system %iowait %steal %idle 00:10:07 all 0.27 0.00 0.11 0.05 0.02 99.57 00:10:07 0 0.48 0.00 0.08 0.04 0.01 99.39 00:10:07 1 0.05 0.00 0.13 0.06 0.02 99.74 00:20:17 all 0.67 0.00 0.21 0.02 0.03 99.07 00:20:17 0 0.87 0.00 0.17 0.02 0.02 98.92 00:20:17 1 0.48 0.00 0.24 0.03 0.04 99.22 00:30:16 all 2.37 0.00 0.44 0.12 0.04 97.02 00:30:16 0 3.38 0.00 0.48 0.12 0.05 95.97 00:30:16 1 1.37 0.00 0.41 0.12 0.04 98.07 00:40:17 all 9.88 0.00 1.44 0.38 0.07 88.22 00:40:17 0 7.24 0.00 1.38 0.40 0.05 90.92 00:40:17 1 12.53 0.00 1.50 0.36 0.09 85.52 00:50:07 all 0.82 0.00 0.20 0.01 0.06 98.91 00:50:07 0 0.63 0.00 0.13 0.01 0.04 99.19 00:50:07 1 1.01 0.00 0.27 0.01 0.08 98.64 Average: all 2.81 0.00 0.48 0.12 0.04 96.55 Average: 0 2.53 0.00 0.45 0.12 0.03 96.87 Average: 1 3.10 0.00 0.51 0.11 0.05 96.23