---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-12668 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: 5599.94 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 786 5100 4 2352 7155 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:d1:c6:a5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.84/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 5286sec preferred_lft 5286sec inet6 fe80::f816:3eff:fed1:c6a5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-12668) 05/12/26 _x86_64_ (2 CPU) 00:00:20 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:01 1.70 0.02 1.66 0.02 0.84 20.10 223.45 00:20:02 1.72 0.11 1.58 0.03 3.05 22.82 371.67 00:30:22 1.57 0.00 1.55 0.02 0.00 18.17 209.36 00:40:01 14.39 1.83 11.65 0.91 120.73 2065.63 205.15 00:50:01 10.90 1.25 8.27 1.37 109.91 1189.74 310.40 01:00:22 1.78 0.00 1.75 0.04 0.00 27.28 1.49 01:10:01 1.67 0.00 1.64 0.03 0.00 19.36 1.26 01:20:01 1.63 0.00 1.61 0.02 0.00 141.00 396.61 01:30:12 1.72 0.00 1.70 0.02 0.00 31.36 0.41 Average: 4.07 0.35 3.45 0.27 25.62 385.41 190.61 00:00:20 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:01 6116424 7515824 292680 3.60 53916 1541616 536260 5.84 462912 1312456 240 00:20:02 6149164 7510500 297948 3.66 54048 1503360 534008 5.82 461520 1274116 148 00:30:22 6150656 7512480 295924 3.64 54160 1503724 534008 5.82 461592 1274592 216 00:40:01 5495496 7428000 346180 4.26 89072 2010184 604908 6.59 553276 1799712 12724 00:50:01 5092312 7292840 467960 5.75 103360 2252548 699980 7.62 654504 2027356 124 01:00:22 5153548 7356476 404340 4.97 103448 2254852 660312 7.19 606084 2029764 380 01:10:01 5139528 7342972 417816 5.14 103580 2255236 678308 7.39 623700 2030280 300 01:20:01 5096448 7337132 423568 5.21 103704 2292256 667936 7.28 613932 2067424 344 01:30:12 5100732 7345272 415364 5.11 103832 2295932 672544 7.33 617696 2071228 260 Average: 5499368 7404611 373531 4.59 85458 1989968 620918 6.76 561691 1765214 1637 00:00:20 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:01 lo 0.99 0.99 0.05 0.05 0.00 0.00 0.00 0.00 00:10:01 ens3 0.28 0.08 0.09 0.04 0.00 0.00 0.00 0.00 00:20:02 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:02 ens3 0.14 0.05 0.04 0.02 0.00 0.00 0.00 0.00 00:30:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:22 ens3 0.51 0.13 0.17 0.10 0.00 0.00 0.00 0.00 00:40:01 lo 1.15 1.15 0.06 0.06 0.00 0.00 0.00 0.00 00:40:01 ens3 41.48 28.11 273.21 6.58 0.00 0.00 0.00 0.00 00:50:01 lo 1.15 1.15 0.06 0.06 0.00 0.00 0.00 0.00 00:50:01 ens3 54.56 40.71 263.59 7.36 0.00 0.00 0.00 0.00 01:00:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:22 ens3 9.97 9.16 55.13 1.54 0.00 0.00 0.00 0.00 01:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:01 ens3 1.39 0.94 4.86 0.10 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 18.17 16.84 185.70 1.78 0.00 0.00 0.00 0.00 01:30:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:12 ens3 8.14 6.76 1.96 1.24 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 14.87 11.37 86.46 2.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-12668) 05/12/26 _x86_64_ (2 CPU) 00:00:20 CPU %user %nice %system %iowait %steal %idle 00:10:01 all 0.27 0.00 0.10 0.01 0.18 99.44 00:10:01 0 0.23 0.00 0.11 0.01 0.23 99.43 00:10:01 1 0.31 0.00 0.10 0.01 0.13 99.45 00:20:02 all 0.69 0.00 0.22 0.01 0.10 98.99 00:20:02 0 0.58 0.00 0.22 0.01 0.14 99.05 00:20:02 1 0.79 0.00 0.21 0.01 0.06 98.93 00:30:22 all 0.27 0.00 0.18 0.01 0.02 99.53 00:30:22 0 0.21 0.00 0.18 0.01 0.02 99.57 00:30:22 1 0.32 0.00 0.18 0.00 0.02 99.48 00:40:01 all 5.78 0.00 0.90 0.30 0.03 92.99 00:40:01 0 6.40 0.00 1.02 0.24 0.03 92.30 00:40:01 1 5.16 0.00 0.79 0.36 0.03 93.67 00:50:01 all 6.28 0.00 1.05 0.18 0.05 92.44 00:50:01 0 7.86 0.00 1.12 0.22 0.05 90.75 00:50:01 1 4.71 0.00 0.97 0.14 0.06 94.12 01:00:22 all 1.55 0.00 0.33 0.01 0.05 98.05 01:00:22 0 1.95 0.00 0.34 0.01 0.04 97.64 01:00:22 1 1.15 0.00 0.32 0.01 0.06 98.46 01:10:01 all 11.25 0.00 0.86 0.01 0.07 87.81 01:10:01 0 14.08 0.00 1.04 0.01 0.08 84.79 01:10:01 1 8.38 0.00 0.68 0.01 0.07 90.86 01:20:01 all 2.55 0.00 0.32 0.01 0.05 97.07 01:20:01 0 1.15 0.00 0.23 0.02 0.05 98.56 01:20:01 1 3.95 0.00 0.40 0.01 0.06 95.59 01:30:12 all 3.34 0.00 0.52 0.05 0.05 96.04 01:30:12 0 3.41 0.00 0.57 0.07 0.06 95.90 01:30:12 1 3.26 0.00 0.47 0.03 0.05 96.19 Average: all 3.51 0.00 0.49 0.06 0.07 95.87 Average: 0 3.94 0.00 0.53 0.06 0.08 95.39 Average: 1 3.08 0.00 0.46 0.06 0.06 96.34