---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-113 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 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 774 5183 4 2277 7167 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:6a:4b:a9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.223/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80800sec preferred_lft 80800sec inet6 fe80::f816:3eff:fe6a:4ba9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-113) 07/29/26 _x86_64_ (2 CPU) 00:40:10 LINUX RESTART (2 CPU) 00:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:02 2.10 0.26 1.80 0.04 30.98 79.44 871.30 01:10:03 1.36 0.00 1.34 0.02 1.05 15.67 1.25 01:20:05 1.37 0.00 1.37 0.00 0.01 15.93 0.12 01:30:05 1.57 0.00 1.55 0.02 0.00 18.92 870.24 01:40:06 1.33 0.00 1.33 0.00 0.00 16.10 0.00 01:50:07 12.83 1.44 10.58 0.81 106.40 1913.48 593.86 02:00:07 12.58 1.41 9.60 1.57 119.20 1709.81 717.70 02:10:08 1.30 0.00 1.29 0.00 0.00 21.67 0.08 Average: 4.30 0.39 3.60 0.31 32.19 473.59 381.68 00:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:02 6249872 7523636 296156 3.64 30956 1448128 725236 7.90 464956 1201400 124 01:10:03 6257456 7532064 287760 3.54 31148 1448772 524988 5.72 459844 1201924 188 01:20:05 6257204 7532332 287444 3.53 31332 1449100 525120 5.72 460300 1202432 240 01:30:05 6258140 7533780 285988 3.52 31500 1449428 525120 5.72 460208 1202932 200 01:40:06 6257916 7534192 285568 3.51 31676 1449884 525280 5.72 460560 1203436 212 01:50:07 5358244 7332084 448536 5.52 70112 2075400 699400 7.62 654788 1852360 169636 02:00:07 5155200 7361880 404384 4.97 87364 2278940 655116 7.14 618376 2042612 300 02:10:08 5115272 7324004 442268 5.44 87512 2280836 677936 7.38 633124 2044664 188 Average: 5863663 7459246 342263 4.21 50200 1735061 607274 6.61 526520 1493970 21386 00:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:02 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:00:02 ens3 1.08 0.50 3.25 0.05 0.00 0.00 0.00 0.00 01:10:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:03 ens3 0.40 0.07 0.08 0.03 0.00 0.00 0.00 0.00 01:20:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:05 ens3 0.55 0.16 0.18 0.11 0.00 0.00 0.00 0.00 01:30:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:05 ens3 0.35 0.09 0.09 0.04 0.00 0.00 0.00 0.00 01:40:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:06 ens3 0.50 0.23 0.12 0.64 0.00 0.00 0.00 0.00 01:50:07 lo 1.11 1.11 0.06 0.06 0.00 0.00 0.00 0.00 01:50:07 ens3 41.29 25.57 277.27 6.02 0.00 0.00 0.00 0.00 02:00:07 lo 1.18 1.18 0.07 0.07 0.00 0.00 0.00 0.00 02:00:07 ens3 32.98 23.82 52.23 5.94 0.00 0.00 0.00 0.00 02:10:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:08 ens3 12.19 11.55 107.13 1.04 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 11.16 7.74 55.01 1.73 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-113) 07/29/26 _x86_64_ (2 CPU) 00:40:10 LINUX RESTART (2 CPU) 00:50:01 CPU %user %nice %system %iowait %steal %idle 01:00:02 all 0.41 0.00 0.19 0.03 0.03 99.34 01:00:02 0 0.57 0.00 0.18 0.02 0.02 99.21 01:00:02 1 0.25 0.00 0.20 0.04 0.03 99.48 01:10:03 all 0.24 0.00 0.08 0.01 0.03 99.65 01:10:03 0 0.04 0.00 0.07 0.01 0.03 99.85 01:10:03 1 0.44 0.00 0.08 0.01 0.03 99.45 01:20:05 all 0.24 0.00 0.07 0.01 0.03 99.65 01:20:05 0 0.05 0.00 0.07 0.01 0.03 99.83 01:20:05 1 0.43 0.00 0.07 0.00 0.03 99.48 01:30:05 all 0.23 0.00 0.16 0.01 0.03 99.57 01:30:05 0 0.34 0.00 0.15 0.01 0.03 99.47 01:30:05 1 0.11 0.00 0.17 0.01 0.03 99.67 01:40:06 all 0.28 0.00 0.06 0.01 0.02 99.63 01:40:06 0 0.24 0.00 0.07 0.00 0.02 99.67 01:40:06 1 0.32 0.00 0.06 0.02 0.02 99.58 01:50:07 all 5.80 0.00 0.83 0.32 0.04 93.01 01:50:07 0 5.42 0.00 0.86 0.32 0.04 93.36 01:50:07 1 6.19 0.00 0.79 0.32 0.04 92.66 02:00:07 all 6.99 0.00 1.13 0.19 0.05 91.65 02:00:07 0 4.32 0.00 0.91 0.11 0.05 94.61 02:00:07 1 9.65 0.00 1.34 0.27 0.04 88.69 02:10:08 all 0.97 0.00 0.23 0.02 0.04 98.75 02:10:08 0 1.21 0.00 0.27 0.01 0.04 98.47 02:10:08 1 0.72 0.00 0.20 0.04 0.03 99.03 Average: all 1.89 0.00 0.34 0.07 0.03 97.66 Average: 0 1.52 0.00 0.33 0.06 0.03 98.06 Average: 1 2.26 0.00 0.36 0.09 0.03 97.26