---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-5775 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 769 5204 4 2257 7172 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:2f:75:3c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.33/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79043sec preferred_lft 79043sec inet6 fe80::f816:3eff:fe2f:753c/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-5775) 03/19/26 _x86_64_ (2 CPU) 04:33:16 LINUX RESTART (2 CPU) 04:40:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 04:50:01 1.18 0.01 1.17 0.00 0.05 14.45 0.24 05:00:03 13.94 0.00 1.43 12.51 0.15 17.80 109515.24 05:10:03 1.17 0.00 1.17 0.00 0.00 14.31 0.12 05:20:02 1.86 0.32 1.53 0.01 39.12 72.03 0.20 05:30:03 1.53 0.00 1.52 0.01 1.05 18.49 0.36 05:40:04 21.87 3.03 16.63 2.21 227.35 3011.71 657.19 05:50:06 1.62 0.01 1.56 0.04 0.77 125.06 2.95 06:00:05 1.55 0.00 1.51 0.04 0.00 24.82 384.14 06:10:05 1.36 0.00 1.33 0.02 0.00 131.93 390.65 06:20:06 1.35 0.00 1.33 0.01 0.00 33.99 1.08 06:30:05 1.69 0.01 1.63 0.05 0.09 27.46 1.83 Average: 4.47 0.31 2.80 1.36 24.43 317.75 10113.18 04:40:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:50:01 6292144 7543188 277796 3.42 30692 1426004 528656 5.76 446656 1187180 240 05:00:03 6288972 7540596 280280 3.45 30872 1426388 528852 5.76 446784 1187716 188 05:10:03 6303404 7555536 265336 3.26 31052 1426712 528916 5.76 446920 1188220 184 05:20:02 6239128 7519832 300428 3.69 31404 1454560 718216 7.82 464076 1205348 148 05:30:03 6241832 7523548 296776 3.65 31596 1455336 528940 5.76 458828 1205884 192 05:40:04 5358408 7466304 305932 3.76 84924 2187104 556272 6.06 549120 1945444 24684 05:50:06 5250140 7361168 411080 5.05 85092 2190124 655704 7.14 613700 1948636 232 06:00:05 5256456 7369476 402736 4.95 85252 2191956 658824 7.18 616792 1950628 196 06:10:05 5164516 7312696 459600 5.65 85440 2226880 696092 7.58 653388 1985740 472 06:20:06 5050292 7204212 568024 6.98 85592 2232400 723196 7.88 677940 1991404 544 06:30:05 5168272 7324300 447580 5.50 85800 2234268 753136 8.20 649872 1993356 220 Average: 5692142 7429169 365052 4.49 60701 1859248 625164 6.81 547643 1617232 2482 04:40:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:50:01 ens3 0.74 0.08 0.12 0.05 0.00 0.00 0.00 0.00 05:00:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:00:03 ens3 0.39 0.08 0.10 0.05 0.00 0.00 0.00 0.00 05:10:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:10:03 ens3 0.43 0.05 0.10 0.03 0.00 0.00 0.00 0.00 05:20:02 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 05:20:02 ens3 0.45 0.24 3.06 0.05 0.00 0.00 0.00 0.00 05:30:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:30:03 ens3 0.21 0.04 0.07 0.03 0.00 0.00 0.00 0.00 05:40:04 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 05:40:04 ens3 60.32 42.75 294.78 11.41 0.00 0.00 0.00 0.00 05:50:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:50:06 ens3 24.99 21.11 223.88 2.29 0.00 0.00 0.00 0.00 06:00:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:00:05 ens3 9.69 8.82 61.45 0.94 0.00 0.00 0.00 0.00 06:10:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:10:05 ens3 13.92 12.26 157.03 1.26 0.00 0.00 0.00 0.00 06:20:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:20:06 ens3 16.92 16.14 141.84 1.91 0.00 0.00 0.00 0.00 06:30:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:30:05 ens3 13.01 12.07 140.19 1.20 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 12.83 10.34 93.04 1.75 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-5775) 03/19/26 _x86_64_ (2 CPU) 04:33:16 LINUX RESTART (2 CPU) 04:40:03 CPU %user %nice %system %iowait %steal %idle 04:50:01 all 0.25 0.00 0.08 0.01 0.03 99.64 04:50:01 0 0.44 0.00 0.06 0.02 0.02 99.47 04:50:01 1 0.06 0.00 0.10 0.00 0.03 99.81 05:00:03 all 0.29 0.00 0.17 0.03 0.03 99.48 05:00:03 0 0.35 0.00 0.17 0.05 0.02 99.41 05:00:03 1 0.23 0.00 0.17 0.00 0.04 99.55 05:10:03 all 0.28 0.00 0.07 0.01 0.03 99.62 05:10:03 0 0.50 0.00 0.06 0.01 0.02 99.41 05:10:03 1 0.05 0.00 0.08 0.01 0.04 99.83 05:20:02 all 0.36 0.00 0.11 0.02 0.03 99.49 05:20:02 0 0.31 0.00 0.10 0.03 0.03 99.52 05:20:02 1 0.40 0.00 0.11 0.01 0.03 99.45 05:30:03 all 0.27 0.00 0.16 0.01 0.03 99.53 05:30:03 0 0.45 0.00 0.14 0.01 0.02 99.38 05:30:03 1 0.08 0.00 0.19 0.01 0.03 99.69 05:40:04 all 10.49 0.00 1.61 0.55 0.05 87.30 05:40:04 0 14.68 0.00 2.04 0.90 0.06 82.32 05:40:04 1 6.30 0.00 1.18 0.20 0.04 92.28 05:50:06 all 1.25 0.00 0.29 0.01 0.05 98.39 05:50:06 0 1.43 0.00 0.33 0.01 0.06 98.17 05:50:06 1 1.08 0.00 0.25 0.02 0.04 98.61 06:00:05 all 2.21 0.00 0.40 0.01 0.06 97.32 06:00:05 0 2.22 0.00 0.37 0.01 0.05 97.36 06:00:05 1 2.21 0.00 0.43 0.01 0.07 97.29 06:10:05 all 5.37 0.00 0.60 0.01 0.07 93.95 06:10:05 0 5.31 0.00 0.58 0.01 0.07 94.03 06:10:05 1 5.42 0.00 0.63 0.01 0.07 93.88 06:20:06 all 1.97 0.00 0.31 0.01 0.05 97.66 06:20:06 0 2.90 0.00 0.37 0.02 0.05 96.66 06:20:06 1 1.03 0.00 0.25 0.00 0.05 98.67 06:30:05 all 0.90 0.00 0.32 0.01 0.05 98.71 06:30:05 0 0.70 0.00 0.25 0.02 0.04 99.00 06:30:05 1 1.09 0.00 0.40 0.01 0.07 98.43 Average: CPU %user %nice %system %iowait %steal %idle Average: all 2.14 0.00 0.38 0.06 0.04 97.38 Average: 0 2.66 0.00 0.41 0.10 0.04 96.80 Average: 1 1.62 0.00 0.35 0.02 0.04 97.96