---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-26334 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: 5599.94 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 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 791 5065 4 2377 7149 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:64:e4:6a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.78/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78707sec preferred_lft 78707sec inet6 fe80::f816:3eff:fe64:e46a/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-26334) 06/10/26 _x86_64_ (2 CPU) 01:47:58 LINUX RESTART (2 CPU) 01:50:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:02 1.68 0.03 1.64 0.02 1.24 18.99 653.94 02:10:08 1.42 0.01 1.40 0.01 0.05 16.00 0.83 02:20:08 1.88 0.25 1.60 0.03 30.99 74.24 1.25 02:30:01 1.57 0.00 1.56 0.01 0.00 18.26 660.65 02:40:08 1.38 0.00 1.38 0.00 0.00 15.84 0.00 02:50:04 1.71 0.40 1.30 0.00 15.91 46.58 0.00 03:00:01 23.41 2.62 18.49 2.30 212.93 3460.06 491.60 03:10:08 14.81 0.00 1.44 13.37 0.15 22.25 105376.22 03:20:08 1.51 0.02 1.49 0.00 0.60 20.51 0.04 03:30:01 1.67 0.00 1.62 0.05 0.00 143.73 404.03 03:40:08 1.43 0.00 1.40 0.02 0.20 66.86 3.89 03:50:08 1.44 0.00 1.41 0.03 0.00 21.96 3.29 Average: 4.49 0.28 2.88 1.33 21.72 325.20 9050.19 01:50:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:02 6291860 7543220 277240 3.41 30612 1426572 528400 5.76 442400 1187296 160 02:10:08 6299640 7551552 268904 3.31 30824 1426904 528424 5.76 442592 1187840 124 02:20:08 6234372 7513092 306832 3.77 31220 1452964 723952 7.89 457028 1205532 196 02:30:01 6237412 7516692 303148 3.73 31420 1453292 726196 7.91 457796 1206056 280 02:40:08 6238920 7518700 301140 3.70 31576 1453624 726360 7.91 457572 1206548 124 02:50:04 6209824 7504752 314732 3.87 31872 1468412 743244 8.10 489112 1219976 316 03:00:01 5148380 7356376 410376 5.05 86804 2281540 826144 9.00 597872 2043972 336 03:10:08 5151484 7361696 405048 4.98 86956 2283572 834828 9.09 598108 2046160 504 03:20:08 5149848 7361380 405444 4.99 87084 2284764 854472 9.31 617752 2047360 136 03:30:01 5058224 7306896 459724 5.65 87296 2321596 844308 9.20 606888 2084404 436 03:40:08 4979836 7244420 522080 6.42 87436 2337168 925092 10.08 687968 2099988 160 03:50:08 5052284 7318800 447704 5.51 87612 2338896 891512 9.71 654076 2101892 160 Average: 5671007 7424798 368531 4.53 59226 1877442 762744 8.31 542430 1636419 244 01:50:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:02 ens3 1.58 0.06 0.19 0.03 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 0.36 0.03 0.05 0.01 0.00 0.00 0.00 0.00 02:20:08 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:20:08 ens3 0.60 0.21 5.17 0.03 0.00 0.00 0.00 0.00 02:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:01 ens3 0.62 0.13 0.21 0.12 0.00 0.00 0.00 0.00 02:40:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:08 ens3 0.44 0.09 0.14 0.08 0.00 0.00 0.00 0.00 02:50:04 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 02:50:04 ens3 13.87 5.63 20.61 3.50 0.00 0.00 0.00 0.00 03:00:01 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 03:00:01 ens3 67.22 49.56 411.81 9.99 0.00 0.00 0.00 0.00 03:10:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:08 ens3 17.67 15.34 166.34 1.29 0.00 0.00 0.00 0.00 03:20:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:08 ens3 3.05 2.70 5.07 0.47 0.00 0.00 0.00 0.00 03:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:01 ens3 22.16 17.36 187.96 1.81 0.00 0.00 0.00 0.00 03:40:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:08 ens3 13.60 12.35 120.71 1.53 0.00 0.00 0.00 0.00 03:50:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:08 ens3 13.49 12.97 140.00 1.13 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 12.85 9.68 88.00 1.66 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-26334) 06/10/26 _x86_64_ (2 CPU) 01:47:58 LINUX RESTART (2 CPU) 01:50:02 CPU %user %nice %system %iowait %steal %idle 02:00:02 all 0.29 0.00 0.16 0.01 0.03 99.51 02:00:02 0 0.23 0.00 0.16 0.02 0.03 99.56 02:00:02 1 0.34 0.00 0.17 0.01 0.03 99.46 02:10:08 all 0.25 0.00 0.08 0.01 0.02 99.64 02:10:08 0 0.42 0.00 0.05 0.02 0.01 99.49 02:10:08 1 0.09 0.00 0.10 0.01 0.03 99.78 02:20:08 all 0.41 0.00 0.10 0.03 0.02 99.45 02:20:08 0 0.08 0.00 0.10 0.02 0.02 99.79 02:20:08 1 0.73 0.00 0.11 0.04 0.02 99.11 02:30:01 all 0.32 0.00 0.16 0.01 0.02 99.50 02:30:01 0 0.13 0.00 0.15 0.01 0.02 99.69 02:30:01 1 0.50 0.00 0.17 0.01 0.02 99.30 02:40:08 all 0.28 0.00 0.08 0.01 0.02 99.60 02:40:08 0 0.34 0.00 0.07 0.01 0.02 99.55 02:40:08 1 0.22 0.00 0.09 0.02 0.02 99.65 02:50:04 all 0.53 0.00 0.12 0.02 0.02 99.32 02:50:04 0 0.63 0.00 0.11 0.02 0.01 99.23 02:50:04 1 0.43 0.00 0.12 0.02 0.02 99.42 03:00:01 all 12.40 0.00 1.95 0.56 0.06 85.03 03:00:01 0 10.75 0.00 1.78 0.54 0.06 86.87 03:00:01 1 14.05 0.00 2.11 0.59 0.07 83.19 03:10:08 all 0.94 0.00 0.26 0.05 0.04 98.71 03:10:08 0 0.87 0.00 0.30 0.06 0.05 98.73 03:10:08 1 1.00 0.00 0.22 0.04 0.03 98.70 03:20:08 all 7.49 0.00 0.74 0.01 0.07 91.70 03:20:08 0 8.08 0.00 0.75 0.01 0.07 91.10 03:20:08 1 6.88 0.00 0.73 0.02 0.07 92.31 03:30:01 all 2.46 0.00 0.42 0.01 0.05 97.06 03:30:01 0 3.79 0.00 0.44 0.01 0.04 95.72 03:30:01 1 1.14 0.00 0.41 0.01 0.05 98.39 03:40:08 all 2.90 0.00 0.49 0.01 0.05 96.56 03:40:08 0 1.23 0.00 0.32 0.01 0.04 98.41 03:40:08 1 4.57 0.00 0.67 0.00 0.05 94.70 03:40:08 CPU %user %nice %system %iowait %steal %idle 03:50:08 all 0.87 0.00 0.22 0.01 0.05 98.85 03:50:08 0 0.97 0.00 0.31 0.01 0.06 98.66 03:50:08 1 0.76 0.00 0.14 0.01 0.04 99.05 Average: all 2.41 0.00 0.40 0.06 0.04 97.10 Average: 0 2.28 0.00 0.38 0.06 0.03 97.25 Average: 1 2.54 0.00 0.42 0.06 0.04 96.94