---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-23903 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 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 759 5052 4 2430 7181 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:63:5a:d6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.99/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 48827sec preferred_lft 48827sec inet6 fe80::f816:3eff:fe63:5ad6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-23903) 06/06/26 _x86_64_ (2 CPU) 00:00:23 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:23 1.67 0.02 1.64 0.02 0.81 20.05 432.63 00:20:19 1.70 0.11 1.57 0.03 3.07 22.54 1123.82 00:30:23 1.59 0.00 1.57 0.02 0.00 17.91 650.78 00:40:09 25.65 3.08 20.23 2.34 231.03 3524.93 670.27 00:50:23 1.74 0.00 1.72 0.02 0.00 30.76 1.11 01:00:23 1.88 0.00 1.83 0.04 0.00 26.68 1.53 01:10:01 1.51 0.00 1.49 0.02 0.00 137.87 412.86 01:20:23 1.63 0.00 1.62 0.01 0.00 35.26 0.53 01:30:23 1.77 0.00 1.74 0.03 0.00 26.05 0.48 Average: 4.29 0.35 3.67 0.27 25.52 417.75 362.33 00:00:23 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:23 6132332 7528624 280112 3.44 54456 1537832 537112 5.85 470728 1309044 296 00:20:19 6143912 7502160 306536 3.77 54592 1499572 535524 5.83 469600 1270732 312 00:30:23 6157296 7515984 292680 3.60 54708 1499892 535584 5.83 469656 1271172 336 00:40:09 5117036 7396696 359908 4.43 105284 2325776 637628 6.95 605636 2102392 932 00:50:23 5045992 7327836 428668 5.27 105416 2327912 719068 7.83 629348 2104656 128 01:00:23 5070252 7354008 402652 4.95 105536 2329704 666352 7.26 626664 2106572 140 01:10:01 5026368 7345268 411372 5.06 105664 2364660 652016 7.10 611908 2141656 276 01:20:23 5027284 7351880 404688 4.98 105772 2370172 657488 7.16 616780 2147276 132 01:30:23 4984756 7311444 445060 5.47 105888 2372112 689988 7.52 649288 2149332 128 Average: 5411692 7403767 370186 4.55 88591 2069737 625640 6.81 572179 1844759 298 00:00:23 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:23 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:23 ens3 0.29 0.05 0.09 0.03 0.00 0.00 0.00 0.00 00:20:19 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:19 ens3 0.25 0.08 0.07 0.04 0.00 0.00 0.00 0.00 00:30:23 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:23 ens3 0.53 0.11 0.17 0.09 0.00 0.00 0.00 0.00 00:40:09 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 00:40:09 ens3 71.69 47.46 325.04 12.85 0.00 0.00 0.00 0.00 00:50:23 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:23 ens3 21.63 18.17 219.04 1.77 0.00 0.00 0.00 0.00 01:00:23 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:23 ens3 8.47 7.85 61.28 0.87 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 13.86 12.87 162.84 1.25 0.00 0.00 0.00 0.00 01:20:23 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:23 ens3 16.26 15.43 137.05 1.92 0.00 0.00 0.00 0.00 01:30:23 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:23 ens3 12.83 12.47 140.08 1.13 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 16.09 12.66 115.81 2.19 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-23903) 06/06/26 _x86_64_ (2 CPU) 00:00:23 CPU %user %nice %system %iowait %steal %idle 00:10:23 all 0.19 0.00 0.11 0.01 0.03 99.67 00:10:23 0 0.33 0.00 0.09 0.02 0.02 99.55 00:10:23 1 0.05 0.00 0.13 0.00 0.04 99.79 00:20:19 all 0.63 0.00 0.21 0.01 0.03 99.11 00:20:19 0 0.32 0.00 0.21 0.01 0.04 99.42 00:20:19 1 0.95 0.00 0.21 0.01 0.02 98.81 00:30:23 all 0.22 0.00 0.16 0.01 0.03 99.59 00:30:23 0 0.14 0.00 0.15 0.02 0.02 99.66 00:30:23 1 0.29 0.00 0.16 0.00 0.03 99.52 00:40:09 all 11.93 0.00 1.75 0.47 0.05 85.80 00:40:09 0 12.96 0.00 1.79 0.42 0.05 84.78 00:40:09 1 10.89 0.00 1.71 0.52 0.05 86.83 00:50:23 all 1.01 0.00 0.26 0.01 0.07 98.65 00:50:23 0 0.85 0.00 0.20 0.00 0.05 98.90 00:50:23 1 1.18 0.00 0.31 0.01 0.09 98.41 01:00:23 all 4.16 0.00 0.52 0.01 0.07 95.23 01:00:23 0 6.07 0.00 0.63 0.01 0.05 93.23 01:00:23 1 2.26 0.00 0.42 0.00 0.09 97.23 01:10:01 all 5.87 0.00 0.56 0.01 0.08 93.48 01:10:01 0 7.82 0.00 0.71 0.01 0.07 91.38 01:10:01 1 3.93 0.00 0.40 0.01 0.09 95.57 01:20:23 all 1.94 0.00 0.30 0.01 0.08 97.67 01:20:23 0 2.45 0.00 0.35 0.00 0.07 97.13 01:20:23 1 1.42 0.00 0.26 0.01 0.09 98.22 01:30:23 all 0.95 0.00 0.31 0.01 0.08 98.65 01:30:23 0 1.16 0.00 0.39 0.01 0.10 98.35 01:30:23 1 0.74 0.00 0.23 0.01 0.07 98.95 Average: all 2.94 0.00 0.46 0.06 0.06 96.48 Average: 0 3.51 0.00 0.50 0.06 0.05 95.88 Average: 1 2.38 0.00 0.42 0.06 0.06 97.08