---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-12828 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 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 753 5291 4 2185 7188 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:03:9c:f7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.155/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79012sec preferred_lft 79012sec inet6 fe80::f816:3eff:fe03:9cf7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-12828) 05/12/26 _x86_64_ (2 CPU) 00:45:37 LINUX RESTART (2 CPU) 00:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:16 1.47 0.02 1.43 0.01 1.21 17.74 424.89 01:10:16 1.27 0.01 1.26 0.00 0.05 15.27 0.12 01:20:01 1.19 0.00 1.19 0.00 0.01 14.56 0.12 01:30:11 1.48 0.02 1.44 0.01 2.11 17.98 428.52 01:40:16 1.81 0.25 1.55 0.01 30.72 73.55 0.17 01:50:01 1.18 0.01 1.18 0.00 1.08 14.57 0.18 02:00:16 13.69 0.00 1.41 12.27 0.14 17.91 106879.06 02:10:16 1.29 0.00 1.27 0.02 0.00 15.41 1.20 02:20:01 22.54 3.09 17.15 2.30 232.58 3269.19 527.82 02:30:11 1.56 0.00 1.52 0.04 0.00 20.16 1.57 02:40:16 1.36 0.00 1.34 0.02 0.00 16.26 1.08 Average: 4.41 0.30 2.76 1.35 23.77 309.15 10062.26 00:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:16 6280488 7531292 289000 3.55 30648 1425932 525596 5.72 448652 1187448 136 01:10:16 6279232 7530560 289724 3.56 30844 1426260 525628 5.73 448808 1187972 132 01:20:01 6286568 7538416 281860 3.47 31028 1426584 525772 5.73 449056 1188480 284 01:30:11 6282100 7535112 285104 3.51 31216 1427552 525876 5.73 449772 1189076 236 01:40:16 6238192 7517960 301780 3.71 31564 1453616 720280 7.85 464316 1206596 136 01:50:01 6237700 7518280 301468 3.71 31724 1454256 525944 5.73 459160 1207084 264 02:00:16 6244844 7526040 293560 3.61 31936 1454628 526008 5.73 459412 1207640 136 02:10:16 6252656 7534404 285180 3.51 32152 1454956 526008 5.73 459628 1208184 156 02:20:01 5297160 7420164 350968 4.32 85508 2201528 624096 6.80 590008 1962996 168 02:30:11 5273836 7397508 373588 4.59 85704 2202016 624236 6.80 590208 1963544 252 02:40:16 5280768 7404956 366136 4.50 85868 2202376 624236 6.80 590368 1964064 220 Average: 5995777 7495881 310761 3.82 46199 1648155 570335 6.21 491763 1406644 193 00:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:16 ens3 0.86 0.05 0.10 0.03 0.00 0.00 0.00 0.00 01:10:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:16 ens3 0.51 0.06 0.09 0.03 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 1.04 0.10 0.75 0.06 0.00 0.00 0.00 0.00 01:30:11 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 01:30:11 ens3 0.35 0.07 0.08 0.04 0.00 0.00 0.00 0.00 01:40:16 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:40:16 ens3 0.65 0.29 3.14 0.05 0.00 0.00 0.00 0.00 01:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:01 ens3 0.24 0.07 0.08 0.04 0.00 0.00 0.00 0.00 02:00:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:16 ens3 0.31 0.12 0.07 0.55 0.00 0.00 0.00 0.00 02:10:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:16 ens3 0.27 0.06 0.07 0.03 0.00 0.00 0.00 0.00 02:20:01 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 02:20:01 ens3 70.47 43.14 310.87 11.06 0.00 0.00 0.00 0.00 02:30:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:11 ens3 1.60 0.28 0.25 0.07 0.00 0.00 0.00 0.00 02:40:16 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:16 ens3 0.64 0.16 0.11 0.05 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 6.82 3.93 27.89 1.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-12828) 05/12/26 _x86_64_ (2 CPU) 00:45:37 LINUX RESTART (2 CPU) 00:50:01 CPU %user %nice %system %iowait %steal %idle 01:00:16 all 0.32 0.00 0.16 0.01 0.03 99.48 01:00:16 0 0.19 0.00 0.17 0.01 0.03 99.60 01:00:16 1 0.45 0.00 0.15 0.01 0.03 99.36 01:10:16 all 0.27 0.00 0.08 0.01 0.03 99.61 01:10:16 0 0.48 0.00 0.07 0.01 0.03 99.41 01:10:16 1 0.07 0.00 0.09 0.01 0.03 99.80 01:20:01 all 0.28 0.00 0.08 0.01 0.03 99.60 01:20:01 0 0.39 0.00 0.07 0.02 0.03 99.50 01:20:01 1 0.17 0.00 0.08 0.00 0.04 99.71 01:30:11 all 0.32 0.00 0.18 0.05 0.02 99.44 01:30:11 0 0.32 0.00 0.18 0.07 0.02 99.42 01:30:11 1 0.33 0.00 0.17 0.03 0.02 99.45 01:40:16 all 0.38 0.00 0.11 0.02 0.03 99.46 01:40:16 0 0.46 0.00 0.09 0.03 0.03 99.40 01:40:16 1 0.30 0.00 0.13 0.02 0.02 99.52 01:50:01 all 0.27 0.00 0.08 0.01 0.02 99.62 01:50:01 0 0.46 0.00 0.06 0.01 0.02 99.45 01:50:01 1 0.07 0.00 0.10 0.02 0.03 99.78 02:00:16 all 0.31 0.00 0.20 0.03 0.02 99.44 02:00:16 0 0.34 0.00 0.19 0.02 0.02 99.44 02:00:16 1 0.29 0.00 0.21 0.05 0.02 99.43 02:10:16 all 0.26 0.00 0.07 0.01 0.02 99.64 02:10:16 0 0.29 0.00 0.07 0.02 0.02 99.61 02:10:16 1 0.23 0.00 0.07 0.01 0.02 99.67 02:20:01 all 12.32 0.00 1.88 0.64 0.06 85.11 02:20:01 0 12.12 0.00 1.88 0.73 0.05 85.23 02:20:01 1 12.52 0.00 1.88 0.55 0.07 84.98 02:30:11 all 0.55 0.00 0.27 0.01 0.04 99.13 02:30:11 0 0.61 0.00 0.26 0.01 0.03 99.09 02:30:11 1 0.49 0.00 0.28 0.01 0.04 99.18 02:40:16 all 0.53 0.00 0.15 0.01 0.04 99.27 02:40:16 0 0.55 0.00 0.18 0.01 0.05 99.21 02:40:16 1 0.52 0.00 0.12 0.01 0.03 99.32 Average: CPU %user %nice %system %iowait %steal %idle Average: all 1.40 0.00 0.29 0.07 0.03 98.20 Average: 0 1.44 0.00 0.29 0.08 0.03 98.16 Average: 1 1.37 0.00 0.29 0.06 0.03 98.24