---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-33547 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 757 5202 4 2274 7184 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:c4:c6:55 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.163/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80273sec preferred_lft 80273sec inet6 fe80::f816:3eff:fec4:c655/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-33547) 07/07/26 _x86_64_ (2 CPU) 00:41:20 LINUX RESTART (2 CPU) 00:50:43 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:08 2.18 0.27 1.87 0.04 32.97 75.49 927.72 01:10:00 1.43 0.01 1.41 0.02 1.07 23.71 1.15 01:20:00 1.35 0.00 1.34 0.00 0.01 15.59 0.36 01:30:08 1.58 0.00 1.57 0.01 0.00 18.81 644.65 01:40:09 1.45 0.00 1.44 0.00 0.00 17.61 0.03 01:50:09 1.42 0.00 1.42 0.00 0.00 17.28 217.63 02:00:10 24.00 2.85 18.80 2.35 225.34 3587.21 1319.47 02:10:10 1.22 0.00 1.22 0.00 0.00 15.08 0.00 02:20:11 1.26 0.00 1.26 0.00 0.00 15.59 0.00 Average: 4.00 0.35 3.38 0.27 28.81 423.35 342.83 00:50:43 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:08 6232680 7511624 308108 3.79 30972 1453252 727196 7.92 461460 1205452 2328 01:10:00 6252076 7531892 287872 3.54 31188 1453896 519972 5.66 456388 1206000 148 01:20:00 6262116 7542432 277356 3.41 31356 1454220 520236 5.67 455264 1206492 124 01:30:08 6255052 7535908 283844 3.49 31548 1454552 520236 5.67 455228 1207012 240 01:40:09 6251776 7533276 286412 3.52 31724 1455008 575652 6.27 461040 1207516 188 01:50:09 6254688 7536700 283024 3.48 31912 1455332 520640 5.67 456240 1208024 236 02:00:10 5189788 7399088 367732 4.52 87164 2282240 644368 7.02 606316 2044624 184 02:10:10 5189536 7399328 367528 4.52 87304 2282588 644368 7.02 606248 2045116 184 02:20:11 5191424 7401696 365164 4.49 87440 2282932 644368 7.02 606412 2045600 144 Average: 5897682 7487994 314116 3.86 50068 1730447 590782 6.43 507177 1486204 420 00:50:43 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:08 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:00:08 ens3 0.98 0.25 3.45 0.05 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 0.66 0.06 4.76 0.03 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 0.50 0.09 0.12 0.06 0.00 0.00 0.00 0.00 01:30:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:08 ens3 0.29 0.07 0.08 0.03 0.00 0.00 0.00 0.00 01:40:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:09 ens3 0.43 0.24 0.12 0.59 0.00 0.00 0.00 0.00 01:50:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:09 ens3 0.35 0.09 0.10 0.05 0.00 0.00 0.00 0.00 02:00:10 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 02:00:10 ens3 67.18 44.92 318.66 11.17 0.00 0.00 0.00 0.00 02:10:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:10 ens3 2.08 0.17 0.26 0.03 0.00 0.00 0.00 0.00 02:20:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:11 ens3 0.62 0.18 0.08 0.04 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 8.18 5.15 36.65 1.35 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-33547) 07/07/26 _x86_64_ (2 CPU) 00:41:20 LINUX RESTART (2 CPU) 00:50:43 CPU %user %nice %system %iowait %steal %idle 01:00:08 all 0.40 0.00 0.20 0.03 0.04 99.33 01:00:08 0 0.35 0.00 0.21 0.04 0.05 99.36 01:00:08 1 0.45 0.00 0.18 0.02 0.04 99.31 01:10:00 all 0.23 0.00 0.08 0.01 0.04 99.64 01:10:00 0 0.23 0.00 0.08 0.01 0.04 99.64 01:10:00 1 0.22 0.00 0.07 0.01 0.04 99.64 01:20:00 all 0.26 0.00 0.07 0.01 0.04 99.62 01:20:00 0 0.18 0.00 0.08 0.01 0.05 99.69 01:20:00 1 0.34 0.00 0.06 0.01 0.04 99.56 01:30:08 all 0.23 0.00 0.17 0.02 0.04 99.54 01:30:08 0 0.21 0.00 0.16 0.01 0.04 99.58 01:30:08 1 0.26 0.00 0.17 0.02 0.05 99.50 01:40:09 all 0.26 0.00 0.07 0.01 0.04 99.62 01:40:09 0 0.42 0.00 0.05 0.01 0.02 99.49 01:40:09 1 0.10 0.00 0.09 0.02 0.05 99.75 01:50:09 all 0.25 0.00 0.07 0.01 0.04 99.63 01:50:09 0 0.47 0.00 0.05 0.00 0.03 99.45 01:50:09 1 0.04 0.00 0.09 0.02 0.05 99.81 02:00:10 all 11.63 0.00 1.78 0.55 0.07 85.97 02:00:10 0 12.00 0.00 1.73 0.43 0.07 85.78 02:00:10 1 11.26 0.00 1.83 0.68 0.08 86.16 02:10:10 all 0.35 0.00 0.12 0.01 0.07 99.45 02:10:10 0 0.45 0.00 0.09 0.01 0.06 99.40 02:10:10 1 0.26 0.00 0.15 0.01 0.09 99.50 02:20:11 all 0.35 0.00 0.12 0.01 0.07 99.44 02:20:11 0 0.43 0.00 0.10 0.01 0.05 99.42 02:20:11 1 0.28 0.00 0.15 0.01 0.10 99.46 Average: all 1.56 0.00 0.30 0.07 0.05 98.02 Average: 0 1.64 0.00 0.28 0.06 0.04 97.97 Average: 1 1.47 0.00 0.31 0.09 0.06 98.07