---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-26791 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 8.3G 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 750 4836 4 2650 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:c2:fe:65 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.243/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78937sec preferred_lft 78937sec inet6 fe80::f816:3eff:fec2:fe65/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-26791) 06/12/26 _x86_64_ (2 CPU) 01:48:10 LINUX RESTART (2 CPU) 01:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:00 2.11 0.28 1.80 0.03 32.29 78.14 218.79 02:10:00 14.10 0.01 1.52 12.56 1.25 17.72 109125.82 02:20:00 1.38 0.00 1.36 0.02 0.01 16.01 1.20 02:30:01 1.55 0.00 1.52 0.03 0.00 18.67 870.36 02:40:03 1.47 0.00 1.45 0.02 0.00 18.26 1.41 02:50:01 1.40 0.00 1.38 0.02 0.00 16.82 219.47 03:00:01 24.38 3.00 19.07 2.31 227.46 3450.91 653.33 03:10:05 1.27 0.00 1.27 0.00 0.00 15.98 0.00 03:20:01 1.33 0.00 1.33 0.00 0.00 76.55 0.00 03:30:01 1.68 0.00 1.63 0.05 0.00 420.97 3.96 03:40:04 1.27 0.00 1.25 0.02 0.00 131.33 3.04 03:50:00 1.42 0.00 1.41 0.02 0.00 17.99 3.36 Average: 4.45 0.27 2.92 1.26 21.75 356.74 9260.99 01:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:00 6248200 7526120 293764 3.61 30836 1452340 725208 7.90 459708 1204508 124 02:10:00 6254656 7533488 286416 3.52 31044 1453032 529500 5.77 454588 1205068 124 02:20:00 6254656 7534044 285840 3.51 31264 1453368 529568 5.77 454648 1205616 136 02:30:01 6244788 7524736 295140 3.63 31476 1453696 529592 5.77 454708 1206164 184 02:40:03 6244788 7525332 294476 3.62 31736 1454032 584872 6.37 460436 1206756 232 02:50:01 6252376 7533580 286244 3.52 31932 1454484 529968 5.77 455972 1207280 284 03:00:01 4971536 7181796 585108 7.19 87092 2283228 821500 8.95 778300 2045624 244 03:10:05 4924804 7135612 631284 7.76 87232 2283636 780592 8.50 736672 2046172 328 03:20:01 5021648 7250840 516072 6.35 87400 2301868 805468 8.77 745436 2064572 204 03:30:01 4762948 7114616 650512 8.00 87576 2422676 919276 10.01 859824 2185556 152 03:40:04 4710984 7098472 666020 8.19 87728 2457856 919148 10.01 859768 2220760 256 03:50:00 4673256 7061340 703176 8.65 87868 2458304 955536 10.41 895620 2221348 124 Average: 5547053 7334998 457838 5.63 59432 1910710 719186 7.83 634640 1668285 199 01:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:00 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:00:00 ens3 1.87 0.28 3.42 0.05 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 0.46 0.04 0.07 0.01 0.00 0.00 0.00 0.00 02:20:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:00 ens3 0.27 0.03 0.06 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 0.21 0.03 0.04 0.01 0.00 0.00 0.00 0.00 02:40:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:03 ens3 0.39 0.08 0.11 0.05 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 0.58 0.24 0.19 0.52 0.00 0.00 0.00 0.00 03:00:01 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 03:00:01 ens3 88.10 66.98 744.61 12.90 0.00 0.00 0.00 0.00 03:10:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:05 ens3 27.18 24.82 456.08 1.64 0.00 0.00 0.00 0.00 03:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:01 ens3 68.60 66.05 1178.11 4.34 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 24.63 23.11 393.42 1.58 0.00 0.00 0.00 0.00 03:40:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:04 ens3 26.28 24.80 442.47 1.67 0.00 0.00 0.00 0.00 03:50:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:00 ens3 11.09 10.17 181.12 0.69 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 20.79 18.04 283.09 1.96 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-26791) 06/12/26 _x86_64_ (2 CPU) 01:48:10 LINUX RESTART (2 CPU) 01:50:01 CPU %user %nice %system %iowait %steal %idle 02:00:00 all 0.46 0.00 0.20 0.03 0.03 99.29 02:00:00 0 0.40 0.00 0.19 0.05 0.03 99.34 02:00:00 1 0.52 0.00 0.20 0.02 0.03 99.23 02:10:00 all 0.29 0.00 0.08 0.03 0.03 99.57 02:10:00 0 0.41 0.00 0.06 0.02 0.03 99.48 02:10:00 1 0.17 0.00 0.11 0.04 0.03 99.66 02:20:00 all 0.27 0.00 0.07 1.50 0.03 98.13 02:20:00 0 0.09 0.00 0.08 2.96 0.04 96.83 02:20:00 1 0.44 0.00 0.06 0.04 0.03 99.43 02:30:01 all 0.28 0.00 0.15 0.15 0.03 99.39 02:30:01 0 0.12 0.00 0.15 0.10 0.04 99.59 02:30:01 1 0.44 0.00 0.15 0.20 0.02 99.18 02:40:03 all 0.27 0.00 0.09 0.07 0.03 99.55 02:40:03 0 0.23 0.00 0.09 0.13 0.03 99.53 02:40:03 1 0.30 0.00 0.09 0.01 0.02 99.57 02:50:01 all 0.25 0.00 0.09 0.03 0.03 99.61 02:50:01 0 0.28 0.00 0.08 0.01 0.02 99.61 02:50:01 1 0.21 0.00 0.09 0.06 0.03 99.61 03:00:01 all 12.64 0.00 2.05 1.48 0.06 83.77 03:00:01 0 16.94 0.00 2.34 1.84 0.06 78.82 03:00:01 1 8.33 0.00 1.75 1.13 0.06 88.73 03:10:05 all 0.66 0.00 0.26 0.01 0.04 99.02 03:10:05 0 0.68 0.00 0.32 0.01 0.05 98.94 03:10:05 1 0.64 0.00 0.21 0.01 0.03 99.10 03:20:01 all 1.10 0.00 0.55 0.02 0.05 98.28 03:20:01 0 1.56 0.00 0.86 0.02 0.06 97.51 03:20:01 1 0.64 0.00 0.24 0.02 0.04 99.06 03:30:01 all 0.80 0.00 0.30 0.02 0.06 98.83 03:30:01 0 0.88 0.00 0.33 0.03 0.06 98.70 03:30:01 1 0.72 0.00 0.26 0.01 0.05 98.95 03:40:04 all 0.73 0.00 0.24 0.01 0.06 98.96 03:40:04 0 0.63 0.00 0.15 0.01 0.04 99.16 03:40:04 1 0.83 0.00 0.34 0.02 0.07 98.75 03:40:04 CPU %user %nice %system %iowait %steal %idle 03:50:00 all 0.49 0.00 0.19 0.01 0.06 99.25 03:50:00 0 0.51 0.00 0.29 0.00 0.07 99.12 03:50:00 1 0.47 0.00 0.09 0.01 0.04 99.39 Average: all 1.52 0.00 0.35 0.28 0.04 97.81 Average: 0 1.89 0.00 0.41 0.43 0.04 97.22 Average: 1 1.14 0.00 0.30 0.13 0.04 98.39