---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-9532 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 781 4814 4 2646 7160 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:15:71:d8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.171/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 4837sec preferred_lft 4837sec inet6 fe80::f816:3eff:fe15:71d8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-9532) 04/30/26 _x86_64_ (2 CPU) 00:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:07 1.76 0.01 1.73 0.01 0.81 20.45 428.54 00:20:06 1.83 0.11 1.69 0.03 3.06 23.76 357.04 00:30:01 1.76 0.00 1.75 0.01 0.00 19.31 436.75 00:40:06 23.85 2.99 18.66 2.20 224.05 3131.94 481.17 00:50:09 1.48 0.00 1.48 0.00 0.00 20.23 0.00 01:00:01 1.63 0.00 1.61 0.02 0.00 19.15 0.77 01:10:10 1.61 0.00 1.61 0.01 0.00 286.78 0.07 01:20:10 1.64 0.00 1.63 0.02 0.00 329.74 0.27 01:30:01 1.68 0.00 1.66 0.02 0.00 19.58 0.77 Average: 4.16 0.35 3.55 0.26 25.55 433.68 189.91 00:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:07 6124404 7521000 288068 3.54 54212 1538312 602108 6.56 473088 1309024 368 00:20:06 6152296 7510468 298532 3.67 54352 1499680 599744 6.53 471664 1270320 208 00:30:01 6156904 7515648 293300 3.61 54472 1500128 599744 6.53 471816 1270772 240 00:40:06 5199444 7393872 367356 4.52 103508 2246088 697524 7.60 603028 2020640 396 00:50:09 4927972 7122852 638412 7.85 103600 2246524 928740 10.12 833488 2021164 352 01:00:01 4898036 7093504 667620 8.21 103704 2247004 976360 10.63 863352 2021752 264 01:10:10 4891952 7184188 576040 7.08 103824 2342824 920428 10.03 808916 2117660 13540 01:20:10 4684044 7058464 700404 8.61 103944 2423740 1024452 11.16 913428 2198728 260 01:30:01 4733116 7108032 650744 8.00 104032 2424132 990884 10.79 879732 2199208 136 Average: 5307574 7278670 497831 6.12 87294 2052048 815554 8.88 702057 1825474 1752 00:00:01 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 0.23 0.07 0.07 0.03 0.00 0.00 0.00 0.00 00:20:06 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:06 ens3 0.17 0.06 0.04 0.02 0.00 0.00 0.00 0.00 00:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:01 ens3 0.52 0.13 0.18 0.10 0.00 0.00 0.00 0.00 00:40:06 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 00:40:06 ens3 59.60 42.15 302.73 11.99 0.00 0.00 0.00 0.00 00:50:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:09 ens3 37.37 33.29 575.08 2.32 0.00 0.00 0.00 0.00 01:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:01 ens3 76.78 73.86 1289.98 4.86 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 28.84 27.59 469.35 1.86 0.00 0.00 0.00 0.00 01:20:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:10 ens3 31.58 30.23 505.23 2.04 0.00 0.00 0.00 0.00 01:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:01 ens3 4.88 4.46 77.69 0.35 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 26.67 23.52 357.14 2.63 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-9532) 04/30/26 _x86_64_ (2 CPU) 00:00:01 CPU %user %nice %system %iowait %steal %idle 00:10:07 all 0.22 0.00 0.10 0.01 0.02 99.65 00:10:07 0 0.39 0.00 0.08 0.01 0.01 99.51 00:10:07 1 0.06 0.00 0.11 0.02 0.03 99.78 00:20:06 all 0.66 0.00 0.21 0.01 0.02 99.09 00:20:06 0 0.85 0.00 0.18 0.01 0.02 98.94 00:20:06 1 0.47 0.00 0.24 0.01 0.03 99.25 00:30:01 all 0.26 0.00 0.16 0.01 0.02 99.54 00:30:01 0 0.47 0.00 0.14 0.02 0.02 99.36 00:30:01 1 0.06 0.00 0.17 0.00 0.03 99.73 00:40:06 all 10.57 0.00 1.66 0.97 0.05 86.76 00:40:06 0 8.35 0.00 1.55 0.91 0.04 89.14 00:40:06 1 12.80 0.00 1.76 1.02 0.05 84.38 00:50:09 all 0.63 0.00 0.30 0.01 0.05 99.01 00:50:09 0 0.62 0.00 0.34 0.01 0.06 98.98 00:50:09 1 0.65 0.00 0.25 0.01 0.04 99.04 01:00:01 all 1.02 0.00 0.63 0.01 0.06 98.29 01:00:01 0 1.08 0.00 0.58 0.01 0.05 98.28 01:00:01 1 0.95 0.00 0.68 0.01 0.06 98.29 01:10:10 all 0.81 0.00 0.26 0.02 0.06 98.84 01:10:10 0 0.91 0.00 0.24 0.02 0.07 98.76 01:10:10 1 0.70 0.00 0.28 0.03 0.05 98.93 01:20:10 all 0.82 0.00 0.25 0.03 0.06 98.85 01:20:10 0 0.80 0.00 0.26 0.02 0.05 98.87 01:20:10 1 0.84 0.00 0.24 0.03 0.07 98.83 01:30:01 all 0.45 0.00 0.25 0.01 0.05 99.24 01:30:01 0 0.46 0.00 0.30 0.01 0.07 99.16 01:30:01 1 0.44 0.00 0.19 0.02 0.04 99.31 Average: all 1.73 0.00 0.42 0.12 0.04 97.69 Average: 0 1.55 0.00 0.41 0.11 0.04 97.88 Average: 1 1.90 0.00 0.44 0.13 0.04 97.49