---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-16660 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 758 4973 4 2502 7183 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:eb:1f:d9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.103/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79111sec preferred_lft 79111sec inet6 fe80::f816:3eff:feeb:1fd9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-16660) 05/19/26 _x86_64_ (2 CPU) 01:48:33 LINUX RESTART (2 CPU) 01:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:04 1.53 0.02 1.50 0.01 1.23 18.62 433.76 02:10:04 1.14 0.01 1.13 0.00 0.05 14.01 0.12 02:20:01 1.13 0.00 1.13 0.00 0.01 13.82 0.00 02:30:04 1.35 0.00 1.34 0.01 0.00 16.91 650.88 02:40:00 1.14 0.00 1.14 0.00 0.00 13.95 0.00 02:50:01 1.58 0.25 1.32 0.01 30.92 71.81 0.17 03:00:04 36.13 3.01 17.50 15.63 227.29 3185.71 107069.00 03:10:04 1.24 0.00 1.22 0.01 0.00 15.31 1.08 03:20:00 1.35 0.00 1.33 0.02 0.00 133.68 1.85 03:30:04 1.72 0.00 1.68 0.04 0.00 381.76 7.44 03:40:04 1.30 0.00 1.28 0.02 0.00 24.55 1.11 Average: 4.52 0.30 2.78 1.44 23.67 354.78 9868.09 01:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:04 6276528 7523040 297044 3.65 30552 1421836 538360 5.86 446584 1183108 212 02:10:04 6284116 7531136 288956 3.55 30724 1422172 538360 5.86 446560 1183616 212 02:20:01 6282352 7529848 290240 3.57 30872 1422496 538500 5.87 446748 1184088 276 02:30:04 6281100 7529108 290960 3.58 31044 1422824 538508 5.87 446804 1184588 180 02:40:00 6281100 7529612 290448 3.57 31212 1423152 538624 5.87 446976 1185084 160 02:50:01 6257580 7532880 286732 3.53 31536 1449268 733592 7.99 462684 1202632 152 03:00:04 5075520 7195216 575712 7.08 85040 2198800 1003716 10.93 769632 1960084 244 03:10:04 5136884 7257172 513768 6.32 85220 2199220 929500 10.12 694532 1960676 404 03:20:00 5117188 7273208 497692 6.12 85420 2234704 974720 10.62 723692 1996368 168 03:30:04 4865880 7133260 635848 7.82 85612 2344340 1090640 11.88 839280 2106196 280 03:40:04 4868468 7139144 629908 7.75 85784 2347420 1085500 11.82 834856 2109320 188 Average: 5702429 7379420 417937 5.14 55729 1807839 773638 8.43 596213 1568705 225 01:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:04 ens3 1.03 0.06 0.13 0.03 0.00 0.00 0.00 0.00 02:10:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:04 ens3 0.40 0.03 0.05 0.01 0.00 0.00 0.00 0.00 02:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:01 ens3 0.26 0.03 0.05 0.01 0.00 0.00 0.00 0.00 02:30:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:04 ens3 0.32 0.04 0.93 0.01 0.00 0.00 0.00 0.00 02:40:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:00 ens3 0.31 0.06 0.08 0.03 0.00 0.00 0.00 0.00 02:50:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:50:01 ens3 0.54 0.31 3.19 0.43 0.00 0.00 0.00 0.00 03:00:04 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 03:00:04 ens3 95.00 71.90 771.12 12.87 0.00 0.00 0.00 0.00 03:10:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:04 ens3 30.04 27.74 459.15 1.83 0.00 0.00 0.00 0.00 03:20:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:00 ens3 86.31 82.12 1366.60 5.38 0.00 0.00 0.00 0.00 03:30:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:04 ens3 27.40 25.46 417.17 1.74 0.00 0.00 0.00 0.00 03:40:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:04 ens3 22.64 21.54 348.22 1.45 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 24.02 20.83 305.71 2.17 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-16660) 05/19/26 _x86_64_ (2 CPU) 01:48:33 LINUX RESTART (2 CPU) 01:50:01 CPU %user %nice %system %iowait %steal %idle 02:00:04 all 0.32 0.00 0.17 0.02 0.03 99.46 02:00:04 0 0.15 0.00 0.18 0.03 0.03 99.61 02:00:04 1 0.49 0.00 0.16 0.02 0.02 99.30 02:10:04 all 0.28 0.00 0.07 2.02 0.02 97.62 02:10:04 0 0.07 0.00 0.09 4.00 0.03 95.81 02:10:04 1 0.49 0.00 0.05 0.03 0.02 99.42 02:20:01 all 0.25 0.00 0.07 0.06 0.02 99.60 02:20:01 0 0.06 0.00 0.09 0.11 0.03 99.72 02:20:01 1 0.43 0.00 0.06 0.02 0.02 99.48 02:30:04 all 0.26 0.00 0.17 0.06 0.02 99.49 02:30:04 0 0.30 0.00 0.18 0.07 0.02 99.43 02:30:04 1 0.21 0.00 0.16 0.06 0.02 99.55 02:40:00 all 0.27 0.00 0.07 0.02 0.02 99.63 02:40:00 0 0.48 0.00 0.06 0.01 0.02 99.44 02:40:00 1 0.05 0.00 0.08 0.03 0.02 99.82 02:50:01 all 0.38 0.00 0.10 0.14 0.02 99.36 02:50:01 0 0.55 0.00 0.09 0.13 0.02 99.21 02:50:01 1 0.21 0.00 0.12 0.15 0.02 99.50 03:00:04 all 11.45 0.00 1.97 1.28 0.06 85.24 03:00:04 0 14.47 0.00 2.12 1.70 0.05 81.66 03:00:04 1 8.43 0.00 1.82 0.85 0.06 88.84 03:10:04 all 0.60 0.00 0.26 0.02 0.04 99.08 03:10:04 0 0.64 0.00 0.23 0.01 0.04 99.08 03:10:04 1 0.56 0.00 0.29 0.02 0.05 99.09 03:20:00 all 1.19 0.00 0.63 0.03 0.05 98.10 03:20:00 0 0.96 0.00 0.48 0.03 0.04 98.49 03:20:00 1 1.43 0.00 0.78 0.03 0.06 97.70 03:30:04 all 0.83 0.00 0.31 0.07 0.05 98.73 03:30:04 0 0.82 0.00 0.32 0.09 0.05 98.71 03:30:04 1 0.85 0.00 0.30 0.04 0.05 98.75 03:40:04 all 0.63 0.00 0.25 0.09 0.05 98.98 03:40:04 0 0.62 0.00 0.16 0.04 0.04 99.14 03:40:04 1 0.64 0.00 0.34 0.14 0.06 98.83 Average: CPU %user %nice %system %iowait %steal %idle Average: all 1.50 0.00 0.37 0.35 0.03 97.75 Average: 0 1.74 0.00 0.36 0.57 0.03 97.30 Average: 1 1.25 0.00 0.38 0.13 0.04 98.21