---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-34157 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 8.1G 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 805 4983 4 2454 7136 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:80:b0:d8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.23/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 6781sec preferred_lft 6781sec inet6 fe80::f816:3eff:fe80:b0d8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-34157) 07/10/26 _x86_64_ (2 CPU) 00:00:25 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:01 1.59 0.02 1.56 0.02 0.85 19.05 225.56 00:20:25 1.76 0.10 1.62 0.03 2.93 22.98 727.48 00:30:15 1.58 0.00 1.56 0.02 0.00 17.98 220.33 00:40:01 28.05 2.91 22.74 2.40 228.35 3547.78 2034.19 00:50:25 2.03 0.00 2.01 0.02 0.46 69.63 1.18 01:00:25 1.84 0.00 1.80 0.04 0.00 97.97 131.63 Average: 6.04 0.49 5.13 0.41 37.84 615.02 551.09 00:00:25 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:01 6111448 7508672 299848 3.69 54724 1538652 548376 5.97 465676 1310292 240 00:20:25 6142548 7501440 306972 3.77 54868 1500088 545960 5.95 464304 1271656 172 00:30:15 6151176 7510520 297876 3.66 54988 1500420 545960 5.95 464444 1272108 260 00:40:01 5126764 7409792 346464 4.26 105760 2328776 606916 6.61 581708 2106128 2036 00:50:25 5056604 7352024 404084 4.97 105908 2341084 755892 8.23 637848 2118564 264 01:00:25 5034640 7352964 403180 4.96 106024 2363836 694876 7.57 634848 2141452 320 Average: 5603863 7439235 343071 4.22 80379 1928809 616330 6.71 541471 1703367 549 00:00:25 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:01 ens3 0.19 0.06 0.06 0.04 0.00 0.00 0.00 0.00 00:20:25 lo 1.06 1.06 0.05 0.05 0.00 0.00 0.00 0.00 00:20:25 ens3 0.12 0.04 0.03 0.01 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 0.51 0.14 0.20 0.10 0.00 0.00 0.00 0.00 00:40:01 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 00:40:01 ens3 64.66 45.46 327.89 11.51 0.00 0.00 0.00 0.00 00:50:25 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:25 ens3 38.72 31.17 8.51 4.23 0.00 0.00 0.00 0.00 01:00:25 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:25 ens3 44.83 43.81 10.03 6.15 0.00 0.00 0.00 0.00 Average: lo 1.06 1.06 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 24.84 20.14 56.49 3.65 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-34157) 07/10/26 _x86_64_ (2 CPU) 00:00:25 CPU %user %nice %system %iowait %steal %idle 00:10:01 all 0.24 0.00 0.11 0.01 0.03 99.61 00:10:01 0 0.24 0.00 0.10 0.00 0.02 99.63 00:10:01 1 0.25 0.00 0.11 0.02 0.03 99.59 00:20:25 all 0.64 0.00 0.21 0.02 0.02 99.11 00:20:25 0 0.61 0.00 0.23 0.02 0.03 99.12 00:20:25 1 0.67 0.00 0.19 0.01 0.02 99.11 00:30:15 all 0.27 0.00 0.16 0.01 0.02 99.54 00:30:15 0 0.20 0.00 0.15 0.00 0.03 99.62 00:30:15 1 0.33 0.00 0.17 0.01 0.02 99.46 00:40:01 all 11.91 0.01 1.69 0.54 0.05 85.81 00:40:01 0 9.18 0.01 1.57 0.53 0.04 88.66 00:40:01 1 14.63 0.01 1.81 0.55 0.05 82.96 00:50:25 all 5.71 0.00 0.48 0.01 0.06 93.74 00:50:25 0 5.46 0.00 0.46 0.01 0.06 94.01 00:50:25 1 5.97 0.00 0.50 0.02 0.05 93.46 01:00:25 all 8.00 0.00 0.62 0.02 0.06 91.30 01:00:25 0 11.65 0.00 0.70 0.01 0.06 87.57 01:00:25 1 4.35 0.00 0.54 0.02 0.06 95.04 Average: all 4.45 0.00 0.54 0.10 0.04 94.87 Average: 0 4.55 0.00 0.53 0.09 0.04 94.78 Average: 1 4.35 0.00 0.55 0.10 0.04 94.96