---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-13109 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 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 765 5179 4 2285 7176 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:87:06:95 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.53/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78157sec preferred_lft 78157sec inet6 fe80::f816:3eff:fe87:695/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-13109) 05/13/26 _x86_64_ (2 CPU) 01:57:59 LINUX RESTART (2 CPU) 02:00:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:10:06 13.85 0.03 1.29 12.53 1.39 15.37 109193.81 02:20:06 1.29 0.01 1.27 0.01 0.07 14.85 0.84 02:30:06 2.01 0.26 1.71 0.04 32.03 76.13 654.62 02:40:06 1.18 0.00 1.18 0.00 0.00 14.31 0.00 02:50:06 1.20 0.00 1.20 0.00 0.00 14.48 0.00 03:00:06 1.52 0.00 1.50 0.01 0.00 18.31 871.08 03:10:06 1.18 0.00 1.18 0.00 0.00 14.40 0.00 03:20:06 22.58 3.02 17.37 2.19 228.14 3170.57 1544.83 03:30:06 1.55 0.00 1.53 0.02 0.00 24.39 0.41 03:40:06 1.32 0.00 1.32 0.00 0.00 18.91 0.00 03:50:06 1.50 0.00 1.50 0.00 0.00 141.30 396.18 04:00:06 1.71 0.01 1.67 0.03 0.20 68.41 0.44 04:10:06 1.49 0.00 1.47 0.02 0.00 23.77 0.20 Average: 4.03 0.26 2.63 1.14 20.14 278.10 8666.47 02:00:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:10:06 6294064 7540664 279896 3.44 30568 1421724 524056 5.71 446416 1183296 256 02:20:06 6294064 7541192 279384 3.44 30760 1422056 524056 5.71 446532 1183820 176 02:30:06 6244052 7518244 301808 3.71 31164 1448316 524276 5.71 455816 1201408 220 02:40:06 6243604 7518308 301744 3.71 31348 1448640 524276 5.71 456036 1201916 172 02:50:06 6243604 7518824 301188 3.70 31524 1448972 524276 5.71 456300 1202424 212 03:00:06 6245696 7521544 298464 3.67 31684 1449428 524276 5.71 456512 1202912 188 03:10:06 6245456 7521800 298192 3.67 31860 1449752 525028 5.72 457692 1203404 328 03:20:06 5258892 7378880 392724 4.83 85272 2198644 632952 6.89 592476 1960160 244 03:30:06 5247704 7369804 401752 4.94 85400 2200624 641684 6.99 593520 1962268 656 03:40:06 5247512 7370744 400820 4.93 85516 2201640 660320 7.19 611816 1963400 224 03:50:06 5199888 7360460 410772 5.05 85660 2238760 704656 7.68 606172 2000524 200 04:00:06 5106700 7282288 488928 6.01 85812 2253396 730196 7.95 681856 2015324 220 04:10:06 5140816 7318528 452560 5.56 85992 2255344 696788 7.59 648420 2017424 228 Average: 5770158 7443175 354479 4.36 56351 1802869 595142 6.48 531505 1561406 256 02:00:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:10:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:06 ens3 1.49 0.05 0.16 0.02 0.00 0.00 0.00 0.00 02:20:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:06 ens3 0.43 0.05 0.07 0.01 0.00 0.00 0.00 0.00 02:30:06 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:30:06 ens3 1.42 0.23 15.74 0.03 0.00 0.00 0.00 0.00 02:40:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:06 ens3 0.50 0.07 0.95 0.03 0.00 0.00 0.00 0.00 02:50:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:06 ens3 0.25 0.05 0.07 0.03 0.00 0.00 0.00 0.00 03:00:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:06 ens3 0.29 0.07 0.10 0.05 0.00 0.00 0.00 0.00 03:10:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:06 ens3 0.30 0.18 0.07 0.48 0.00 0.00 0.00 0.00 03:20:06 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 03:20:06 ens3 76.54 52.61 415.02 12.19 0.00 0.00 0.00 0.00 03:30:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:06 ens3 16.43 15.24 168.08 1.32 0.00 0.00 0.00 0.00 03:40:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:06 ens3 3.44 2.90 5.11 0.50 0.00 0.00 0.00 0.00 03:50:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:06 ens3 17.71 16.76 185.56 1.74 0.00 0.00 0.00 0.00 04:00:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:00:06 ens3 12.78 12.01 120.75 1.51 0.00 0.00 0.00 0.00 04:10:06 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:10:06 ens3 13.62 13.03 140.09 1.14 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 11.17 8.71 80.91 1.47 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-13109) 05/13/26 _x86_64_ (2 CPU) 01:57:59 LINUX RESTART (2 CPU) 02:00:06 CPU %user %nice %system %iowait %steal %idle 02:10:06 all 0.26 0.00 0.09 0.04 0.03 99.57 02:10:06 0 0.46 0.00 0.08 0.02 0.03 99.41 02:10:06 1 0.06 0.00 0.11 0.06 0.04 99.74 02:20:06 all 0.25 0.00 0.08 0.01 0.03 99.62 02:20:06 0 0.17 0.00 0.08 0.01 0.04 99.71 02:20:06 1 0.34 0.00 0.08 0.02 0.03 99.54 02:30:06 all 0.37 0.00 0.20 0.03 0.04 99.36 02:30:06 0 0.31 0.00 0.22 0.01 0.04 99.41 02:30:06 1 0.43 0.00 0.19 0.04 0.03 99.32 02:40:06 all 0.26 0.00 0.07 0.01 0.03 99.63 02:40:06 0 0.07 0.00 0.08 0.02 0.04 99.79 02:40:06 1 0.44 0.00 0.06 0.00 0.03 99.47 02:50:06 all 0.25 0.00 0.07 0.01 0.03 99.63 02:50:06 0 0.07 0.00 0.10 0.01 0.04 99.78 02:50:06 1 0.43 0.00 0.05 0.01 0.03 99.49 03:00:06 all 0.26 0.00 0.17 0.01 0.03 99.53 03:00:06 0 0.12 0.00 0.18 0.02 0.04 99.65 03:00:06 1 0.40 0.00 0.16 0.00 0.03 99.42 03:10:06 all 0.25 0.00 0.06 0.01 0.03 99.65 03:10:06 0 0.43 0.00 0.05 0.01 0.02 99.50 03:10:06 1 0.07 0.00 0.08 0.01 0.04 99.80 03:20:06 all 11.26 0.00 1.76 0.56 0.07 86.36 03:20:06 0 11.23 0.00 1.75 0.65 0.07 86.30 03:20:06 1 11.29 0.00 1.77 0.46 0.07 86.41 03:30:06 all 0.97 0.00 0.32 0.01 0.07 98.63 03:30:06 0 1.16 0.00 0.34 0.01 0.07 98.42 03:30:06 1 0.79 0.00 0.30 0.01 0.07 98.83 03:40:06 all 6.32 0.00 0.59 0.01 0.08 93.01 03:40:06 0 5.00 0.00 0.47 0.00 0.07 94.45 03:40:06 1 7.66 0.00 0.70 0.01 0.09 91.55 03:50:06 all 1.66 0.00 0.27 0.01 0.07 97.99 03:50:06 0 1.93 0.00 0.33 0.01 0.09 97.64 03:50:06 1 1.39 0.00 0.20 0.02 0.06 98.34 03:50:06 CPU %user %nice %system %iowait %steal %idle 04:00:06 all 2.84 0.00 0.56 0.01 0.08 96.51 04:00:06 0 3.82 0.00 0.73 0.00 0.10 95.35 04:00:06 1 1.87 0.00 0.38 0.01 0.06 97.67 04:10:06 all 0.92 0.00 0.22 0.01 0.08 98.78 04:10:06 0 0.66 0.00 0.18 0.01 0.08 99.07 04:10:06 1 1.17 0.00 0.25 0.01 0.08 98.49 Average: all 1.98 0.00 0.34 0.06 0.05 97.57 Average: 0 1.95 0.00 0.35 0.06 0.06 97.58 Average: 1 2.01 0.00 0.33 0.05 0.05 97.56