---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-11207 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 5199 4 2262 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:8b:f4:08 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.34/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78398sec preferred_lft 78398sec inet6 fe80::f816:3eff:fe8b:f408/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-11207) 05/06/26 _x86_64_ (2 CPU) 00:40:43 LINUX RESTART (2 CPU) 00:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:00:01 2.04 0.26 1.74 0.04 31.01 76.30 437.12 01:10:21 1.56 0.00 1.53 0.02 1.02 18.37 1.24 01:20:01 1.43 0.00 1.42 0.01 0.01 16.70 0.32 01:30:21 1.53 0.00 1.52 0.01 0.00 18.38 0.27 01:40:21 1.37 0.00 1.37 0.00 0.00 16.37 0.00 01:50:01 1.33 0.00 1.33 0.00 0.00 15.60 0.01 02:00:21 21.81 2.92 16.73 2.16 220.97 3083.49 981.64 02:10:21 1.22 0.00 1.22 0.01 0.00 21.08 0.08 02:20:01 15.24 0.00 1.35 13.89 0.15 19.83 110470.97 02:30:01 1.53 0.00 1.49 0.03 0.00 139.30 389.92 02:40:21 1.36 0.00 1.34 0.02 0.00 30.40 2.67 02:50:01 1.38 0.00 1.36 0.02 0.00 21.95 2.66 Average: 4.34 0.27 2.74 1.32 21.71 298.36 9049.97 00:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:01 6238212 7510512 309688 3.81 30900 1446936 737904 8.04 467456 1200676 164 01:10:21 6244880 7518064 302096 3.71 31128 1447584 598700 6.52 467436 1201236 132 01:20:01 6255328 7529024 291164 3.58 31304 1447908 535268 5.83 462816 1201740 288 01:30:21 6248656 7522876 297276 3.66 31484 1448236 535444 5.83 462652 1202248 132 01:40:21 6256244 7531096 289052 3.55 31652 1448692 536892 5.85 464684 1202744 136 01:50:01 6255996 7531348 288824 3.55 31820 1449016 536816 5.85 464416 1203236 128 02:00:21 5252444 7370952 400856 4.93 85104 2197552 638056 6.95 598272 1959500 372 02:10:21 5229404 7350008 421756 5.19 85220 2199544 646668 7.04 598544 1961596 508 02:20:01 5236028 7357828 413884 5.09 85360 2200596 666416 7.26 618904 1962772 200 02:30:01 5208720 7367064 404552 4.97 85532 2236900 664348 7.24 609316 1999120 164 02:40:21 5204404 7367364 404220 4.97 85728 2241264 667268 7.27 612472 2003680 136 02:50:01 5078948 7244036 527536 6.49 85880 2243228 699440 7.62 644676 2005780 416 Average: 5725772 7433348 362575 4.46 58426 1833955 621935 6.77 539304 1592027 231 00:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:00:01 ens3 0.85 0.22 3.16 0.05 0.00 0.00 0.00 0.00 01:10:21 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:21 ens3 0.86 0.05 5.88 0.03 0.00 0.00 0.00 0.00 01:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:01 ens3 0.61 0.10 0.96 0.06 0.00 0.00 0.00 0.00 01:30:21 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:21 ens3 0.23 0.05 0.07 0.03 0.00 0.00 0.00 0.00 01:40:21 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:21 ens3 0.46 0.24 0.11 0.58 0.00 0.00 0.00 0.00 01:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:01 ens3 0.24 0.05 0.07 0.03 0.00 0.00 0.00 0.00 02:00:21 lo 1.28 1.28 0.08 0.08 0.00 0.00 0.00 0.00 02:00:21 ens3 78.26 52.33 401.78 11.90 0.00 0.00 0.00 0.00 02:10:21 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:21 ens3 17.74 13.83 168.40 1.19 0.00 0.00 0.00 0.00 02:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:01 ens3 2.61 2.16 5.20 0.44 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 15.70 14.70 157.14 1.59 0.00 0.00 0.00 0.00 02:40:21 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:21 ens3 15.97 15.30 137.23 1.61 0.00 0.00 0.00 0.00 02:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:01 ens3 16.64 15.76 173.79 1.35 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 12.72 9.70 88.83 1.61 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-11207) 05/06/26 _x86_64_ (2 CPU) 00:40:43 LINUX RESTART (2 CPU) 00:50:01 CPU %user %nice %system %iowait %steal %idle 01:00:01 all 0.40 0.00 0.18 0.02 0.03 99.37 01:00:01 0 0.48 0.00 0.19 0.03 0.03 99.27 01:00:01 1 0.33 0.00 0.17 0.00 0.02 99.48 01:10:21 all 0.29 0.00 0.09 0.01 0.02 99.59 01:10:21 0 0.09 0.00 0.11 0.02 0.03 99.76 01:10:21 1 0.49 0.00 0.07 0.00 0.02 99.42 01:20:01 all 0.29 0.00 0.08 0.01 0.03 99.60 01:20:01 0 0.09 0.00 0.08 0.01 0.03 99.79 01:20:01 1 0.49 0.00 0.08 0.01 0.02 99.40 01:30:21 all 0.29 0.00 0.15 0.01 0.02 99.52 01:30:21 0 0.12 0.00 0.17 0.01 0.02 99.68 01:30:21 1 0.47 0.00 0.13 0.01 0.02 99.37 01:40:21 all 0.28 0.00 0.07 0.01 0.02 99.62 01:40:21 0 0.11 0.00 0.09 0.01 0.03 99.77 01:40:21 1 0.44 0.00 0.06 0.01 0.01 99.48 01:50:01 all 0.23 0.00 0.07 0.01 0.02 99.68 01:50:01 0 0.07 0.00 0.09 0.01 0.03 99.80 01:50:01 1 0.39 0.00 0.04 0.00 0.01 99.56 02:00:21 all 11.20 0.00 1.83 0.43 0.06 86.48 02:00:21 0 8.11 0.00 1.51 0.37 0.06 89.94 02:00:21 1 14.29 0.00 2.15 0.49 0.05 83.02 02:10:21 all 1.02 0.00 0.27 0.01 0.05 98.65 02:10:21 0 0.78 0.00 0.18 0.02 0.04 98.98 02:10:21 1 1.26 0.00 0.35 0.01 0.07 98.32 02:20:01 all 6.24 0.00 0.75 0.03 0.07 92.91 02:20:01 0 6.21 0.00 0.71 0.01 0.07 93.00 02:20:01 1 6.27 0.00 0.80 0.04 0.07 92.81 02:30:01 all 4.07 0.00 0.65 0.01 0.05 95.22 02:30:01 0 4.81 0.00 0.82 0.02 0.05 94.31 02:30:01 1 3.35 0.00 0.48 0.01 0.05 96.12 02:40:21 all 1.68 0.00 0.32 0.01 0.03 97.96 02:40:21 0 1.51 0.00 0.33 0.01 0.03 98.12 02:40:21 1 1.85 0.00 0.31 0.00 0.04 97.80 02:40:21 CPU %user %nice %system %iowait %steal %idle 02:50:01 all 0.97 0.00 0.25 0.01 0.04 98.73 02:50:01 0 1.05 0.00 0.29 0.01 0.05 98.60 02:50:01 1 0.90 0.00 0.21 0.00 0.03 98.86 Average: all 2.25 0.00 0.39 0.05 0.04 97.27 Average: 0 1.94 0.00 0.38 0.04 0.04 97.59 Average: 1 2.55 0.00 0.41 0.05 0.04 96.95