---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-23813 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 756 5138 4 2339 7185 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:9c:58:3c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.142/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79029sec preferred_lft 79029sec inet6 fe80::f816:3eff:fe9c:583c/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-23813) 06/05/26 _x86_64_ (2 CPU) 00:39:25 LINUX RESTART (2 CPU) 00:40:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:01 14.61 0.03 1.75 12.83 1.44 28.67 111786.99 01:00:10 1.65 0.01 1.63 0.02 0.05 19.34 644.46 01:10:00 1.33 0.00 1.31 0.02 0.00 15.49 1.22 01:20:00 1.46 0.03 1.42 0.02 2.16 16.87 1.13 01:30:10 1.57 0.00 1.54 0.03 0.00 18.94 858.56 01:40:00 1.91 0.26 1.63 0.03 31.50 75.88 1.29 01:50:00 23.39 3.01 18.09 2.29 227.28 3499.11 1223.15 02:00:10 1.62 0.00 1.60 0.02 0.00 25.85 0.34 02:10:00 1.36 0.00 1.36 0.00 0.00 19.72 0.03 02:20:01 1.46 0.00 1.44 0.02 0.00 138.30 398.54 02:30:10 1.60 0.00 1.56 0.04 0.00 33.33 3.64 02:40:00 1.28 0.00 1.25 0.03 0.00 21.84 3.43 Average: 4.42 0.28 2.88 1.26 21.86 326.63 9397.65 00:40:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:01 6298720 7545784 274492 3.38 30504 1422464 526816 5.74 444868 1183108 124 01:00:10 6281132 7528780 291392 3.58 30720 1422804 527016 5.74 445024 1183664 128 01:10:00 6282272 7530432 289724 3.56 30904 1423124 529916 5.77 444540 1184168 124 01:20:00 6289860 7539208 280940 3.45 31112 1424096 530332 5.78 445788 1184788 124 01:30:10 6278064 7527996 292084 3.59 31340 1424428 530396 5.78 445792 1185348 188 01:40:00 6241860 7518640 300904 3.70 31712 1450556 725532 7.90 460568 1202956 172 01:50:00 5162456 7356936 410588 5.05 86500 2268868 639412 6.96 600340 2030768 392 02:00:10 5138204 7334572 432888 5.32 86660 2270596 681228 7.42 633528 2032656 276 02:10:00 5159572 7357336 410092 5.04 86784 2271868 666600 7.26 619464 2034052 172 02:20:01 5113608 7348032 419300 5.16 86980 2308244 654572 7.13 606552 2070624 172 02:30:10 5069596 7308748 458484 5.64 87160 2312720 691112 7.53 642228 2075152 124 02:40:00 5066840 7308144 459068 5.64 87336 2314668 691112 7.53 642480 2077276 132 Average: 5698515 7433717 359996 4.43 58976 1859536 616170 6.71 535931 1620380 177 00:40:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:01 ens3 2.56 0.11 0.38 0.08 0.00 0.00 0.00 0.00 01:00:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:10 ens3 0.52 0.06 0.07 0.03 0.00 0.00 0.00 0.00 01:10:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:00 ens3 1.28 0.21 0.48 0.19 0.00 0.00 0.00 0.00 01:20:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:00 ens3 0.66 0.27 0.13 0.72 0.00 0.00 0.00 0.00 01:30:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:10 ens3 0.30 0.06 0.08 0.03 0.00 0.00 0.00 0.00 01:40:00 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 01:40:00 ens3 0.81 0.32 3.38 0.16 0.00 0.00 0.00 0.00 01:50:00 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 01:50:00 ens3 75.62 54.60 427.97 12.52 0.00 0.00 0.00 0.00 02:00:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:10 ens3 14.09 11.71 137.81 1.06 0.00 0.00 0.00 0.00 02:10:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:00 ens3 4.19 3.40 33.57 0.53 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 14.87 13.85 157.17 1.53 0.00 0.00 0.00 0.00 02:30:10 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:10 ens3 16.90 16.24 166.90 1.66 0.00 0.00 0.00 0.00 02:40:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:00 ens3 14.16 13.64 142.65 1.23 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 12.20 9.57 89.56 1.65 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-23813) 06/05/26 _x86_64_ (2 CPU) 00:39:25 LINUX RESTART (2 CPU) 00:40:13 CPU %user %nice %system %iowait %steal %idle 00:50:01 all 0.31 0.00 0.18 0.04 0.06 99.42 00:50:01 0 0.53 0.00 0.18 0.02 0.03 99.24 00:50:01 1 0.09 0.00 0.18 0.05 0.09 99.59 01:00:10 all 0.28 0.00 0.16 0.01 0.03 99.51 01:00:10 0 0.49 0.00 0.16 0.00 0.03 99.32 01:00:10 1 0.07 0.00 0.17 0.02 0.04 99.70 01:10:00 all 0.29 0.00 0.07 0.01 0.04 99.58 01:10:00 0 0.34 0.00 0.08 0.01 0.04 99.54 01:10:00 1 0.25 0.00 0.07 0.02 0.03 99.62 01:20:00 all 0.26 0.00 0.08 0.01 0.03 99.62 01:20:00 0 0.22 0.00 0.08 0.02 0.03 99.65 01:20:00 1 0.31 0.00 0.08 0.00 0.04 99.58 01:30:10 all 0.24 0.00 0.15 0.01 0.03 99.57 01:30:10 0 0.18 0.00 0.13 0.01 0.03 99.64 01:30:10 1 0.29 0.00 0.17 0.01 0.04 99.50 01:40:00 all 0.36 0.00 0.09 0.02 0.03 99.50 01:40:00 0 0.33 0.00 0.10 0.02 0.03 99.51 01:40:00 1 0.38 0.00 0.08 0.02 0.03 99.49 01:50:00 all 11.89 0.00 1.75 0.54 0.07 85.74 01:50:00 0 13.24 0.00 1.84 0.43 0.07 84.41 01:50:00 1 10.54 0.00 1.66 0.66 0.07 87.07 02:00:10 all 0.85 0.00 0.30 0.01 0.07 98.77 02:00:10 0 0.84 0.00 0.31 0.01 0.06 98.79 02:00:10 1 0.86 0.00 0.30 0.01 0.09 98.75 02:10:00 all 6.28 0.00 0.58 0.01 0.07 93.06 02:10:00 0 6.89 0.00 0.62 0.01 0.07 92.41 02:10:00 1 5.68 0.00 0.53 0.00 0.07 93.71 02:20:01 all 2.94 0.00 0.35 0.01 0.08 96.62 02:20:01 0 1.46 0.00 0.24 0.01 0.07 98.21 02:20:01 1 4.44 0.00 0.46 0.01 0.09 95.00 02:30:10 all 1.60 0.00 0.39 0.01 0.06 97.94 02:30:10 0 1.77 0.00 0.32 0.01 0.06 97.83 02:30:10 1 1.43 0.00 0.45 0.00 0.06 98.04 02:30:10 CPU %user %nice %system %iowait %steal %idle 02:40:00 all 0.93 0.00 0.23 0.01 0.06 98.78 02:40:00 0 1.11 0.00 0.28 0.01 0.06 98.54 02:40:00 1 0.74 0.00 0.18 0.01 0.05 99.02 Average: all 2.17 0.00 0.36 0.06 0.05 97.36 Average: 0 2.27 0.00 0.36 0.05 0.05 97.28 Average: 1 2.08 0.00 0.36 0.07 0.06 97.44