---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-5739 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 750 5206 4 2273 7191 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:d1:1b:35 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.45/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 71436sec preferred_lft 71436sec inet6 fe80::f816:3eff:fed1:1b35/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-5739) 03/19/26 _x86_64_ (2 CPU) 00:41:53 LINUX RESTART (2 CPU) 00:50:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:01 1.64 0.03 1.58 0.02 2.20 19.47 655.22 01:10:02 1.82 0.32 1.47 0.03 40.00 71.82 1.45 01:20:02 1.25 0.00 1.24 0.01 0.01 14.87 0.36 01:30:01 1.36 0.00 1.35 0.01 0.00 17.40 436.00 01:40:02 1.19 0.00 1.19 0.00 0.00 14.96 0.00 01:50:02 1.21 0.00 1.21 0.00 0.00 14.97 0.00 02:00:01 1.45 0.00 1.43 0.01 0.00 18.50 654.52 02:10:02 13.75 0.00 1.22 12.53 0.15 15.45 108899.08 02:20:02 1.19 0.00 1.19 0.00 0.00 15.27 0.00 02:30:01 1.30 0.00 1.29 0.02 0.00 17.12 654.14 02:40:02 1.20 0.00 1.20 0.00 0.00 15.33 0.00 02:50:02 1.33 0.00 1.32 0.01 0.00 17.33 217.77 03:00:01 1.33 0.00 1.31 0.01 0.00 17.23 654.84 03:10:02 1.27 0.00 1.27 0.00 0.00 15.85 0.00 03:20:02 1.29 0.00 1.29 0.00 0.00 15.60 0.00 03:30:01 1.54 0.00 1.52 0.02 0.00 19.06 654.44 03:40:02 1.29 0.00 1.29 0.00 0.00 15.74 0.00 03:50:02 1.37 0.00 1.37 0.00 0.00 16.09 0.00 04:00:01 1.72 0.00 1.70 0.02 0.00 21.09 872.12 04:10:02 1.40 0.00 1.40 0.00 0.00 16.42 0.00 04:20:02 1.40 0.00 1.40 0.00 0.00 16.44 0.00 04:30:02 22.64 3.01 17.37 2.26 226.08 3113.05 831.79 04:40:02 1.88 0.01 1.86 0.01 0.48 76.20 0.21 04:50:02 2.26 0.04 1.83 0.39 1.43 144.24 1861.08 Average: 2.84 0.14 2.05 0.64 11.27 155.82 4858.48 00:50:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:01 6272396 7524384 295680 3.64 30760 1427020 535992 5.84 446624 1187488 128 01:10:02 6241696 7522632 296872 3.65 31160 1455188 536132 5.84 458212 1204680 180 01:20:02 6241696 7523140 296368 3.64 31336 1455512 536196 5.84 458508 1205180 220 01:30:01 6240540 7522504 296968 3.65 31500 1455840 536196 5.84 458348 1205672 236 01:40:02 6246616 7529144 290324 3.57 31668 1456232 536324 5.84 459032 1206168 192 01:50:02 6246376 7529540 289912 3.56 31844 1456684 536328 5.84 459328 1206668 232 02:00:01 6240920 7524728 294704 3.62 32016 1457144 536324 5.84 459424 1207168 276 02:10:02 6248480 7532836 286512 3.52 32168 1457520 536324 5.84 459584 1207672 248 02:20:02 6248228 7533076 286232 3.52 32336 1457840 536324 5.84 459588 1208160 184 02:30:01 6232872 7518244 301028 3.70 32516 1458172 536388 5.84 459656 1208672 124 02:40:02 6240460 7526344 292920 3.60 32692 1458500 536452 5.84 459576 1209176 244 02:50:02 6239452 7525980 293224 3.61 32880 1458952 536452 5.84 459892 1209684 276 03:00:01 6242256 7529300 289880 3.56 33052 1459288 536588 5.84 459844 1210188 332 03:10:02 6242016 7529572 289612 3.56 33236 1459600 536588 5.84 459840 1210692 304 03:20:02 6249100 7537148 282032 3.47 33388 1459932 536652 5.85 459972 1211176 228 03:30:01 6247116 7535796 283336 3.48 33552 1460388 536652 5.85 460060 1211668 276 03:40:02 6245604 7534776 284352 3.50 33712 1460712 536652 5.85 460228 1212152 192 03:50:02 6245364 7535028 284092 3.49 33864 1461044 536652 5.85 460112 1212636 196 04:00:01 6235048 7525260 293840 3.61 34076 1461372 536652 5.85 460144 1213172 328 04:10:02 6240848 7531556 287540 3.54 34236 1461700 536652 5.85 460288 1213664 236 04:20:02 6240372 7531584 287496 3.54 34404 1462028 536652 5.85 460176 1214160 168 04:30:02 5316360 7432968 338132 4.16 87320 2193452 564392 6.15 549704 1953280 2436 04:40:02 5269092 7399588 371444 4.57 87480 2207280 652412 7.11 603524 1967268 1076 04:50:02 5343740 7370772 409304 5.03 88040 2111396 651080 7.09 638432 1871660 69272 Average: 6127360 7512746 300908 3.70 39552 1546366 547211 5.96 476254 1298671 3233 00:50:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:01 ens3 0.66 0.09 0.10 0.04 0.00 0.00 0.00 0.00 01:10:02 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:10:02 ens3 0.55 0.23 3.06 0.05 0.00 0.00 0.00 0.00 01:20:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:02 ens3 0.40 0.08 0.11 0.06 0.00 0.00 0.00 0.00 01:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:01 ens3 0.28 0.06 0.08 0.04 0.00 0.00 0.00 0.00 01:40:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:02 ens3 0.38 0.17 0.08 0.50 0.00 0.00 0.00 0.00 01:50:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:02 ens3 0.18 0.04 0.04 0.01 0.00 0.00 0.00 0.00 02:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:01 ens3 0.18 0.05 0.06 0.03 0.00 0.00 0.00 0.00 02:10:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:02 ens3 0.14 0.03 0.04 0.01 0.00 0.00 0.00 0.00 02:20:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:02 ens3 0.15 0.04 0.04 0.01 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 0.16 0.04 0.04 0.01 0.00 0.00 0.00 0.00 02:40:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:02 ens3 0.24 0.07 0.08 0.04 0.00 0.00 0.00 0.00 02:50:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:02 ens3 0.15 0.03 0.04 0.01 0.00 0.00 0.00 0.00 03:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:01 ens3 0.25 0.07 0.09 0.05 0.00 0.00 0.00 0.00 03:10:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:02 ens3 0.15 0.03 0.04 0.01 0.00 0.00 0.00 0.00 03:20:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:02 ens3 0.16 0.04 0.04 0.01 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 0.30 0.07 0.10 0.05 0.00 0.00 0.00 0.00 03:40:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:02 ens3 0.23 0.05 0.07 0.03 0.00 0.00 0.00 0.00 03:50:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:02 ens3 0.15 0.04 0.04 0.02 0.00 0.00 0.00 0.00 04:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:00:01 ens3 0.17 0.05 0.06 0.03 0.00 0.00 0.00 0.00 04:10:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:10:02 ens3 0.14 0.03 0.04 0.01 0.00 0.00 0.00 0.00 04:20:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:20:02 ens3 0.14 0.04 0.04 0.01 0.00 0.00 0.00 0.00 04:30:02 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 04:30:02 ens3 59.53 40.75 295.10 11.04 0.00 0.00 0.00 0.00 04:40:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:40:02 ens3 41.73 34.31 9.20 4.69 0.00 0.00 0.00 0.00 04:50:02 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 04:50:02 ens3 50.95 46.68 27.91 19.74 0.00 0.00 0.00 0.00 Average: lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 6.56 5.13 14.02 1.52 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-5739) 03/19/26 _x86_64_ (2 CPU) 00:41:53 LINUX RESTART (2 CPU) 00:50:02 CPU %user %nice %system %iowait %steal %idle 01:00:01 all 0.31 0.00 0.21 0.01 0.03 99.44 01:00:01 0 0.30 0.00 0.20 0.01 0.02 99.47 01:00:01 1 0.33 0.00 0.22 0.01 0.03 99.42 01:10:02 all 0.38 0.00 0.11 0.02 0.03 99.46 01:10:02 0 0.23 0.00 0.14 0.03 0.03 99.57 01:10:02 1 0.53 0.00 0.08 0.02 0.02 99.35 01:20:02 all 0.23 0.00 0.07 0.01 0.03 99.66 01:20:02 0 0.09 0.00 0.09 0.02 0.03 99.78 01:20:02 1 0.38 0.00 0.05 0.00 0.03 99.54 01:30:01 all 0.26 0.00 0.16 0.01 0.03 99.53 01:30:01 0 0.18 0.00 0.17 0.02 0.03 99.60 01:30:01 1 0.34 0.00 0.15 0.01 0.04 99.46 01:40:02 all 0.26 0.00 0.06 0.01 0.03 99.64 01:40:02 0 0.19 0.00 0.06 0.00 0.03 99.72 01:40:02 1 0.34 0.00 0.06 0.02 0.03 99.56 01:50:02 all 0.25 0.00 0.05 0.01 0.03 99.66 01:50:02 0 0.44 0.00 0.05 0.00 0.02 99.49 01:50:02 1 0.07 0.00 0.06 0.02 0.04 99.82 02:00:01 all 0.23 0.00 0.16 0.01 0.03 99.58 02:00:01 0 0.30 0.00 0.17 0.00 0.02 99.51 02:00:01 1 0.16 0.00 0.15 0.02 0.03 99.64 02:10:02 all 0.22 0.00 0.08 0.03 0.03 99.65 02:10:02 0 0.39 0.00 0.07 0.04 0.01 99.48 02:10:02 1 0.04 0.00 0.09 0.02 0.04 99.81 02:20:02 all 0.23 0.00 0.06 0.01 0.02 99.67 02:20:02 0 0.04 0.00 0.07 0.01 0.03 99.85 02:20:02 1 0.43 0.00 0.05 0.02 0.02 99.48 02:30:01 all 0.27 0.00 0.15 0.02 0.02 99.54 02:30:01 0 0.23 0.00 0.14 0.01 0.02 99.60 02:30:01 1 0.30 0.00 0.16 0.04 0.02 99.49 02:40:02 all 0.26 0.00 0.06 0.01 0.02 99.65 02:40:02 0 0.29 0.00 0.06 0.01 0.02 99.62 02:40:02 1 0.22 0.00 0.06 0.02 0.03 99.67 02:40:02 CPU %user %nice %system %iowait %steal %idle 02:50:02 all 0.24 0.00 0.08 0.01 0.02 99.64 02:50:02 0 0.07 0.00 0.11 0.01 0.03 99.79 02:50:02 1 0.41 0.00 0.06 0.02 0.02 99.50 03:00:01 all 0.28 0.00 0.17 0.01 0.02 99.53 03:00:01 0 0.08 0.00 0.19 0.00 0.03 99.70 03:00:01 1 0.47 0.00 0.14 0.01 0.02 99.36 03:10:02 all 0.24 0.00 0.07 0.01 0.02 99.65 03:10:02 0 0.16 0.00 0.08 0.01 0.02 99.74 03:10:02 1 0.33 0.00 0.07 0.01 0.02 99.57 03:20:02 all 0.23 0.00 0.07 0.01 0.02 99.66 03:20:02 0 0.06 0.00 0.09 0.00 0.03 99.82 03:20:02 1 0.40 0.00 0.05 0.02 0.02 99.51 03:30:01 all 0.26 0.00 0.16 0.01 0.02 99.54 03:30:01 0 0.11 0.00 0.18 0.00 0.02 99.69 03:30:01 1 0.42 0.00 0.14 0.02 0.02 99.40 03:40:02 all 0.25 0.00 0.07 0.01 0.02 99.65 03:40:02 0 0.05 0.00 0.08 0.01 0.03 99.83 03:40:02 1 0.44 0.00 0.05 0.01 0.02 99.47 03:50:02 all 0.26 0.00 0.07 0.01 0.02 99.64 03:50:02 0 0.05 0.00 0.09 0.01 0.02 99.83 03:50:02 1 0.48 0.00 0.05 0.01 0.02 99.45 04:00:01 all 0.25 0.00 0.18 0.01 0.02 99.53 04:00:01 0 0.07 0.00 0.18 0.00 0.02 99.72 04:00:01 1 0.43 0.00 0.19 0.02 0.02 99.34 04:10:02 all 0.23 0.00 0.07 0.01 0.02 99.68 04:10:02 0 0.04 0.00 0.08 0.01 0.02 99.84 04:10:02 1 0.42 0.00 0.05 0.01 0.02 99.51 04:20:02 all 0.23 0.00 0.06 0.01 0.02 99.68 04:20:02 0 0.04 0.00 0.08 0.01 0.03 99.84 04:20:02 1 0.41 0.00 0.04 0.01 0.02 99.51 04:30:02 all 10.59 0.00 1.70 0.51 0.05 87.15 04:30:02 0 6.95 0.00 1.43 0.19 0.05 91.38 04:30:02 1 14.24 0.00 1.96 0.83 0.05 82.92 04:30:02 CPU %user %nice %system %iowait %steal %idle 04:40:02 all 6.83 0.00 0.54 0.01 0.06 92.56 04:40:02 0 5.78 0.00 0.50 0.01 0.06 93.64 04:40:02 1 7.88 0.00 0.58 0.01 0.07 91.46 04:50:02 all 9.77 0.00 0.65 0.03 0.07 89.49 04:50:02 0 12.65 0.00 0.75 0.02 0.07 86.52 04:50:02 1 6.87 0.00 0.56 0.04 0.07 92.46 Average: all 1.35 0.00 0.21 0.03 0.03 98.37 Average: 0 1.20 0.00 0.21 0.02 0.03 98.55 Average: 1 1.51 0.00 0.21 0.05 0.03 98.20