---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-16632 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 772 5193 4 2265 7169 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:51:bc:30 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.82/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79308sec preferred_lft 79308sec inet6 fe80::f816:3eff:fe51:bc30/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-16632) 05/19/26 _x86_64_ (2 CPU) 00:42:20 LINUX RESTART (2 CPU) 00:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:04 1.56 0.01 1.53 0.02 1.10 19.06 650.79 01:10:05 1.28 0.00 1.27 0.02 0.00 15.16 1.20 01:20:01 1.24 0.00 1.22 0.02 0.01 14.89 1.09 01:30:05 1.44 0.00 1.41 0.04 0.00 17.83 650.91 01:40:04 1.67 0.40 1.25 0.02 15.81 46.90 1.20 01:50:01 22.16 2.65 17.24 2.27 214.29 3151.32 740.50 02:00:05 1.58 0.00 1.56 0.02 0.00 25.87 0.49 02:10:06 1.38 0.00 1.38 0.00 0.00 18.85 0.00 02:20:01 15.15 0.00 1.56 13.59 0.15 142.94 108338.75 02:30:08 1.61 0.00 1.56 0.04 0.00 32.43 392.57 02:40:09 6.02 0.08 4.49 1.45 6.16 368.21 2890.15 Average: 4.98 0.28 3.12 1.58 21.46 348.34 10237.49 00:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:04 6256468 7530480 289884 3.56 30876 1448440 525108 5.72 455168 1200536 184 01:10:05 6262892 7537448 282940 3.48 31092 1448764 525132 5.72 455304 1201076 180 01:20:01 6275280 7550372 270012 3.32 31292 1449092 525368 5.72 455880 1201604 240 01:30:05 6259668 7535308 285016 3.50 31488 1449428 525368 5.72 455892 1202136 188 01:40:04 6174096 7465108 354944 4.36 31824 1464244 591696 6.44 514728 1215640 344 01:50:01 5231364 7353572 417980 5.14 85196 2200904 656652 7.15 616920 1961516 124 02:00:05 5223732 7348072 423504 5.21 85348 2202888 665304 7.25 616660 1963648 244 02:10:06 5227376 7352872 418700 5.15 85484 2203912 685044 7.46 637020 1964804 240 02:20:01 5184272 7347104 424296 5.22 85676 2240924 675000 7.35 625076 2001988 124 02:30:08 5138696 7305960 465376 5.72 85880 2245092 708916 7.72 659216 2006232 192 02:40:09 5397148 7420092 359884 4.43 88792 2105804 646040 7.04 582436 1868236 26460 Average: 5693727 7431490 362958 4.46 61177 1859954 611784 6.66 552209 1617038 2593 00:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:04 ens3 0.54 0.06 0.08 0.03 0.00 0.00 0.00 0.00 01:10:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:05 ens3 0.58 0.06 12.44 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 0.70 0.15 0.71 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 0.29 0.04 0.07 0.03 0.00 0.00 0.00 0.00 01:40:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:04 ens3 11.04 5.85 23.99 2.80 0.00 0.00 0.00 0.00 01:50:01 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 01:50:01 ens3 58.37 45.24 393.92 9.41 0.00 0.00 0.00 0.00 02:00:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:05 ens3 16.22 15.17 166.81 1.30 0.00 0.00 0.00 0.00 02:10:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:06 ens3 3.08 2.68 5.05 0.46 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 17.82 16.55 187.19 1.72 0.00 0.00 0.00 0.00 02:30:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:08 ens3 21.23 20.81 222.21 1.96 0.00 0.00 0.00 0.00 02:40:09 lo 1.08 1.08 0.06 0.06 0.00 0.00 0.00 0.00 02:40:09 ens3 17.91 15.29 71.40 9.30 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 13.41 11.07 98.43 2.46 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-16632) 05/19/26 _x86_64_ (2 CPU) 00:42:20 LINUX RESTART (2 CPU) 00:50:01 CPU %user %nice %system %iowait %steal %idle 01:00:04 all 0.29 0.00 0.16 0.01 0.03 99.51 01:00:04 0 0.20 0.00 0.16 0.01 0.03 99.60 01:00:04 1 0.38 0.00 0.16 0.01 0.03 99.42 01:10:05 all 0.25 0.00 0.08 0.01 0.03 99.63 01:10:05 0 0.06 0.00 0.10 0.01 0.04 99.79 01:10:05 1 0.45 0.00 0.06 0.00 0.02 99.47 01:20:01 all 0.29 0.00 0.07 0.01 0.03 99.60 01:20:01 0 0.27 0.00 0.06 0.02 0.03 99.62 01:20:01 1 0.32 0.00 0.08 0.00 0.03 99.58 01:30:05 all 0.27 0.00 0.16 0.01 0.03 99.52 01:30:05 0 0.35 0.00 0.14 0.02 0.03 99.47 01:30:05 1 0.20 0.00 0.19 0.00 0.03 99.58 01:40:04 all 0.52 0.00 0.11 0.02 0.03 99.33 01:40:04 0 0.43 0.00 0.08 0.01 0.03 99.45 01:40:04 1 0.60 0.00 0.14 0.03 0.03 99.21 01:50:01 all 11.05 0.00 1.73 0.50 0.06 86.66 01:50:01 0 9.50 0.00 1.56 0.45 0.06 88.44 01:50:01 1 12.60 0.00 1.90 0.55 0.07 84.88 02:00:05 all 0.91 0.00 0.31 0.01 0.07 98.70 02:00:05 0 0.65 0.00 0.24 0.00 0.05 99.05 02:00:05 1 1.18 0.00 0.38 0.01 0.08 98.35 02:10:06 all 6.44 0.00 0.65 0.32 0.07 92.51 02:10:06 0 6.93 0.00 0.68 0.01 0.07 92.31 02:10:06 1 5.96 0.00 0.63 0.63 0.08 92.71 02:20:01 all 1.87 0.00 0.30 0.04 0.06 97.73 02:20:01 0 1.93 0.00 0.27 0.03 0.07 97.70 02:20:01 1 1.81 0.00 0.33 0.06 0.04 97.77 02:30:08 all 1.70 0.00 0.43 0.01 0.05 97.81 02:30:08 0 1.26 0.00 0.41 0.01 0.05 98.27 02:30:08 1 2.15 0.00 0.44 0.01 0.04 97.36 02:40:09 all 4.86 0.00 0.62 0.08 0.05 94.40 02:40:09 0 4.66 0.00 0.60 0.12 0.06 94.56 02:40:09 1 5.05 0.00 0.63 0.04 0.05 94.23 Average: CPU %user %nice %system %iowait %steal %idle Average: all 2.57 0.00 0.42 0.09 0.05 96.88 Average: 0 2.36 0.00 0.39 0.06 0.05 97.14 Average: 1 2.77 0.00 0.45 0.12 0.05 96.62