---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-27003 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: 5600.00 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 8.1G 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 785 5066 4 2383 7156 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:14:a4:2d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.73/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 77044sec preferred_lft 77044sec inet6 fe80::f816:3eff:fe14:a42d/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-27003) 06/13/26 _x86_64_ (2 CPU) 01:48:25 LINUX RESTART (2 CPU) 01:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:13 1.56 0.02 1.52 0.01 1.22 18.59 427.85 02:10:13 1.47 0.01 1.45 0.01 0.05 17.09 0.84 02:20:13 1.39 0.00 1.37 0.02 0.01 15.91 1.20 02:30:14 14.14 0.00 1.58 12.55 0.15 19.10 109532.74 02:40:08 1.86 0.26 1.58 0.03 32.33 75.69 1.44 02:50:14 1.66 0.40 1.25 0.02 15.68 46.57 1.19 03:00:12 24.93 2.61 20.00 2.32 212.16 3435.02 785.39 03:10:13 1.48 0.00 1.47 0.01 0.00 24.07 0.37 03:20:08 1.36 0.00 1.36 0.00 0.00 19.87 0.03 03:30:13 1.67 0.00 1.65 0.02 0.00 132.60 0.54 03:40:12 1.40 0.00 1.40 0.00 0.00 18.32 0.00 03:50:01 1.35 0.00 1.35 0.00 0.00 17.86 0.00 04:00:08 1.56 0.00 1.53 0.02 0.20 32.82 398.41 04:10:15 1.35 0.00 1.34 0.00 0.00 64.24 0.08 04:20:01 1.37 0.00 1.36 0.01 0.00 22.73 0.14 Average: 3.90 0.22 2.68 1.00 17.42 263.72 7417.14 01:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:13 6280748 7531704 288340 3.55 30640 1426132 534180 5.82 450480 1187324 164 02:10:13 6284268 7535776 284280 3.50 30860 1426464 534212 5.82 450584 1187876 124 02:20:13 6283508 7535548 284532 3.50 31056 1426788 534212 5.82 450592 1188396 148 02:30:14 6275536 7528180 291872 3.59 31272 1427156 534368 5.82 450952 1188952 124 02:40:08 6243192 7522984 296596 3.65 31648 1453576 534464 5.82 462144 1206672 216 02:50:14 6203524 7498720 320592 3.94 31992 1468404 575612 6.27 504600 1220200 228 03:00:12 5171996 7382632 383884 4.72 87072 2283800 635392 6.92 595904 2046632 368 03:10:13 5160368 7372876 393632 4.84 87220 2285528 644240 7.02 596628 2048508 172 03:20:08 5147084 7361000 405524 4.99 87352 2286804 663856 7.23 616388 2049916 180 03:30:13 5073864 7322472 443992 5.46 87508 2321256 697652 7.60 649704 2084524 132 03:40:12 5080444 7329952 436484 5.37 87652 2322016 697652 7.60 650000 2085284 204 03:50:01 5079688 7329952 436492 5.37 87768 2322632 698676 7.61 650868 2086032 276 04:00:08 5108872 7363548 402736 4.95 87928 2326848 653252 7.12 605300 2090400 428 04:10:15 5076396 7346120 420060 5.17 88084 2341536 676604 7.37 629288 2105252 444 04:20:01 5025432 7297136 469052 5.77 88200 2343372 700460 7.63 652840 2107076 152 Average: 5566328 7417240 370538 4.56 65083 1964154 620989 6.76 561085 1725536 224 01:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:13 ens3 1.56 0.06 0.19 0.03 0.00 0.00 0.00 0.00 02:10:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:13 ens3 0.42 0.05 0.06 0.01 0.00 0.00 0.00 0.00 02:20:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:13 ens3 0.32 0.04 0.95 0.01 0.00 0.00 0.00 0.00 02:30:14 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:14 ens3 0.28 0.05 0.07 0.03 0.00 0.00 0.00 0.00 02:40:08 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:40:08 ens3 1.03 0.53 3.30 0.11 0.00 0.00 0.00 0.00 02:50:14 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 02:50:14 ens3 10.18 5.61 23.70 3.11 0.00 0.00 0.00 0.00 03:00:12 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 03:00:12 ens3 65.65 48.46 408.80 9.89 0.00 0.00 0.00 0.00 03:10:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:13 ens3 13.79 12.11 139.89 1.07 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 5.75 5.17 33.39 0.65 0.00 0.00 0.00 0.00 03:30:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:13 ens3 5.02 3.80 36.70 0.38 0.00 0.00 0.00 0.00 03:40:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:12 ens3 2.81 1.80 0.43 0.29 0.00 0.00 0.00 0.00 03:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:01 ens3 2.60 1.72 0.36 0.24 0.00 0.00 0.00 0.00 04:00:08 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:00:08 ens3 15.47 15.01 147.53 1.71 0.00 0.00 0.00 0.00 04:10:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:10:15 ens3 11.83 11.35 120.38 1.34 0.00 0.00 0.00 0.00 04:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:20:01 ens3 12.32 11.94 143.19 1.06 0.00 0.00 0.00 0.00 Average: lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 9.93 7.84 70.56 1.33 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-27003) 06/13/26 _x86_64_ (2 CPU) 01:48:25 LINUX RESTART (2 CPU) 01:50:01 CPU %user %nice %system %iowait %steal %idle 02:00:13 all 0.30 0.00 0.16 0.01 0.04 99.48 02:00:13 0 0.18 0.00 0.19 0.00 0.04 99.59 02:00:13 1 0.42 0.00 0.14 0.03 0.04 99.38 02:10:13 all 0.24 0.00 0.07 0.01 0.04 99.64 02:10:13 0 0.42 0.00 0.05 0.00 0.03 99.50 02:10:13 1 0.06 0.00 0.09 0.02 0.05 99.77 02:20:13 all 0.22 0.00 0.07 0.01 0.04 99.66 02:20:13 0 0.40 0.00 0.05 0.01 0.03 99.50 02:20:13 1 0.04 0.00 0.09 0.01 0.05 99.81 02:30:14 all 0.29 0.00 0.17 0.03 0.04 99.47 02:30:14 0 0.43 0.00 0.14 0.00 0.03 99.39 02:30:14 1 0.15 0.00 0.20 0.07 0.05 99.55 02:40:08 all 0.42 0.00 0.10 0.02 0.04 99.42 02:40:08 0 0.44 0.00 0.12 0.03 0.04 99.37 02:40:08 1 0.40 0.00 0.08 0.01 0.03 99.48 02:50:14 all 0.52 0.00 0.12 0.02 0.03 99.32 02:50:14 0 0.65 0.00 0.12 0.02 0.03 99.19 02:50:14 1 0.38 0.00 0.11 0.02 0.03 99.45 03:00:12 all 12.38 0.00 1.91 0.57 0.07 85.07 03:00:12 0 16.12 0.00 2.29 0.52 0.07 80.99 03:00:12 1 8.64 0.00 1.53 0.62 0.06 89.15 03:10:13 all 0.90 0.00 0.23 0.01 0.05 98.82 03:10:13 0 1.06 0.00 0.25 0.01 0.06 98.63 03:10:13 1 0.74 0.00 0.20 0.01 0.05 99.00 03:20:08 all 6.22 0.00 0.70 0.01 0.08 93.00 03:20:08 0 9.53 0.00 1.06 0.01 0.09 89.32 03:20:08 1 3.03 0.00 0.37 0.01 0.07 96.53 03:30:13 all 2.32 0.00 0.41 0.01 0.06 97.19 03:30:13 0 3.17 0.00 0.49 0.02 0.07 96.26 03:30:13 1 1.49 0.00 0.33 0.00 0.06 98.11 03:40:12 all 0.60 0.00 0.15 0.01 0.06 99.19 03:40:12 0 0.61 0.00 0.13 0.00 0.05 99.20 03:40:12 1 0.58 0.00 0.17 0.01 0.07 99.17 03:40:12 CPU %user %nice %system %iowait %steal %idle 03:50:01 all 0.60 0.00 0.15 0.01 0.06 99.18 03:50:01 0 0.61 0.00 0.11 0.00 0.04 99.23 03:50:01 1 0.60 0.00 0.18 0.01 0.08 99.13 04:00:08 all 1.81 0.00 0.34 0.01 0.05 97.79 04:00:08 0 2.17 0.00 0.35 0.00 0.06 97.40 04:00:08 1 1.44 0.00 0.32 0.01 0.05 98.18 04:10:15 all 2.59 0.00 0.48 0.01 0.04 96.88 04:10:15 0 3.16 0.00 0.53 0.01 0.04 96.27 04:10:15 1 2.03 0.00 0.44 0.01 0.05 97.48 04:20:01 all 0.85 0.00 0.23 0.01 0.03 98.88 04:20:01 0 1.07 0.00 0.26 0.01 0.04 98.62 04:20:01 1 0.62 0.00 0.21 0.00 0.03 99.14 Average: all 2.01 0.00 0.35 0.05 0.05 97.54 Average: 0 2.64 0.00 0.41 0.04 0.05 96.86 Average: 1 1.37 0.00 0.30 0.06 0.05 98.22