---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-8225 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: 5600.00 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 7.9G 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 5108 4 2344 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:37:8d:f2 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 48252sec preferred_lft 48252sec inet6 fe80::f816:3eff:fe37:8df2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-8225) 03/24/26 _x86_64_ (2 CPU) 00:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:00 1.81 0.02 1.77 0.02 0.81 21.44 216.36 00:20:00 1.68 0.11 1.54 0.03 3.05 22.19 751.83 00:30:00 1.65 0.00 1.63 0.02 0.00 18.53 0.24 00:40:00 22.96 3.01 17.75 2.20 225.77 3110.88 486.23 00:50:00 2.06 0.01 1.98 0.07 0.77 41.96 31.25 01:00:00 1.80 0.00 1.76 0.04 0.00 25.36 1.48 01:10:00 1.67 0.00 1.64 0.03 0.00 134.04 392.48 01:20:00 1.61 0.00 1.58 0.02 0.00 35.47 3.73 01:30:00 1.92 0.00 1.88 0.04 0.00 24.32 3.40 01:40:00 3.75 0.04 2.95 0.75 1.43 123.95 1818.78 Average: 4.09 0.32 3.45 0.32 23.18 355.81 370.57 00:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:00 6115868 7517716 290868 3.58 54340 1543416 581484 6.33 475812 1312488 124 00:20:00 6146468 7510188 298296 3.67 54504 1505064 523956 5.71 469260 1274088 124 00:30:00 6153680 7517876 290504 3.57 54648 1505392 523956 5.71 469324 1274560 148 00:40:00 5240116 7428096 333044 4.10 103608 2239784 577760 6.29 580072 2012668 264 00:50:00 5144116 7335468 425700 5.23 103876 2242916 676940 7.37 644796 2016068 124 01:00:00 5130252 7323552 437516 5.38 103996 2244720 679432 7.40 647152 2017992 124 01:10:00 5118636 7347060 414064 5.09 104116 2279680 666640 7.26 633048 2053072 124 01:20:00 4974032 7208232 552808 6.80 104252 2285252 784108 8.54 750004 2058772 248 01:30:00 4912504 7148016 612964 7.54 104368 2286416 784096 8.54 749784 2060052 168 01:40:00 5308432 7397352 372892 4.59 105276 2147268 614484 6.69 616412 1921428 61304 Average: 5424410 7373356 402866 4.95 89298 2027991 641286 6.98 603566 1800119 6275 00:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:00 ens3 0.18 0.06 0.07 0.03 0.00 0.00 0.00 0.00 00:20:00 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:00 ens3 0.11 0.04 0.04 0.01 0.00 0.00 0.00 0.00 00:30:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:00 ens3 0.47 0.12 0.17 0.09 0.00 0.00 0.00 0.00 00:40:00 lo 1.30 1.30 0.11 0.11 0.00 0.00 0.00 0.00 00:40:00 ens3 61.17 43.09 297.08 11.92 0.00 0.00 0.00 0.00 00:50:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:00 ens3 24.41 20.81 224.52 2.25 0.00 0.00 0.00 0.00 01:00:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:00 ens3 9.87 9.07 61.37 0.95 0.00 0.00 0.00 0.00 01:10:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:00 ens3 13.54 11.85 156.82 1.17 0.00 0.00 0.00 0.00 01:20:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:00 ens3 17.71 16.78 172.98 1.97 0.00 0.00 0.00 0.00 01:30:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:00 ens3 26.79 25.86 426.92 1.73 0.00 0.00 0.00 0.00 01:40:00 lo 1.05 1.05 0.05 0.05 0.00 0.00 0.00 0.00 01:40:00 ens3 34.34 30.92 394.18 10.63 0.00 0.00 0.00 0.00 Average: lo 1.04 1.04 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 18.86 15.86 173.41 3.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-8225) 03/24/26 _x86_64_ (2 CPU) 00:00:00 CPU %user %nice %system %iowait %steal %idle 00:10:00 all 0.27 0.00 0.10 0.02 0.03 99.58 00:10:00 0 0.50 0.00 0.09 0.02 0.02 99.37 00:10:00 1 0.05 0.00 0.11 0.01 0.04 99.79 00:20:00 all 0.64 0.00 0.20 0.01 0.04 99.11 00:20:00 0 0.44 0.00 0.20 0.01 0.04 99.31 00:20:00 1 0.83 0.00 0.21 0.02 0.03 98.91 00:30:00 all 0.28 0.00 0.14 0.02 0.04 99.52 00:30:00 0 0.07 0.00 0.15 0.01 0.05 99.72 00:30:00 1 0.49 0.00 0.14 0.03 0.03 99.32 00:40:00 all 10.43 0.00 1.58 0.48 0.05 87.46 00:40:00 0 7.98 0.00 1.29 0.37 0.05 90.31 00:40:00 1 12.88 0.00 1.87 0.60 0.05 84.61 00:50:00 all 1.24 0.01 0.30 0.02 0.07 98.37 00:50:00 0 1.71 0.00 0.44 0.01 0.09 97.75 00:50:00 1 0.77 0.02 0.15 0.03 0.04 98.99 01:00:00 all 3.49 0.00 0.45 0.01 0.07 95.98 01:00:00 0 4.30 0.00 0.50 0.01 0.08 95.12 01:00:00 1 2.67 0.00 0.39 0.01 0.07 96.85 01:10:00 all 4.93 0.00 0.48 0.01 0.08 94.50 01:10:00 0 5.73 0.00 0.50 0.02 0.06 93.69 01:10:00 1 4.11 0.00 0.46 0.01 0.09 95.33 01:20:00 all 1.87 0.00 0.31 0.01 0.08 97.73 01:20:00 0 1.68 0.00 0.30 0.02 0.08 97.93 01:20:00 1 2.07 0.00 0.31 0.01 0.08 97.53 01:30:00 all 0.75 0.00 0.38 0.01 0.08 98.78 01:30:00 0 0.81 0.00 0.47 0.02 0.09 98.62 01:30:00 1 0.69 0.00 0.30 0.01 0.07 98.94 01:40:00 all 2.84 0.00 0.51 0.05 0.07 96.52 01:40:00 0 2.12 0.00 0.39 0.05 0.06 97.39 01:40:00 1 3.56 0.00 0.64 0.06 0.09 95.65 Average: all 2.67 0.00 0.45 0.07 0.06 96.76 Average: 0 2.53 0.00 0.43 0.05 0.06 96.92 Average: 1 2.81 0.00 0.46 0.08 0.06 96.60