---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2309 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 UTC 2026 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): 8 On-line CPU(s) list: 0-7 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): 8 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: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: 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: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp 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 Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 23G 133G 15% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 857 14352 4 16882 30766 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 valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:50:b9:69 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.102/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84826sec preferred_lft 84826sec inet6 fe80::f816:3eff:fe50:b969/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ea:3e:f8:85:e5:0d brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever inet6 fe80::e83e:f8ff:fe85:e50d/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-2309) 03/05/26 _x86_64_ (8 CPU) 08:45:57 LINUX RESTART (8 CPU) 08:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:00:17 79.64 1.44 61.64 16.56 458.47 22376.94 527537.09 09:10:03 336.02 0.44 326.55 9.03 5.80 34768.14 209915.46 Average: 204.59 0.95 190.75 12.89 237.86 28415.95 372740.10 08:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:00:17 21275088 29622632 2659976 8.09 198236 8151156 2874444 8.48 2666292 8192152 314924 09:10:03 12959224 29602548 2606608 7.93 524708 15347928 2726784 8.04 4620040 13685460 544756 Average: 17117156 29612590 2633292 8.01 361472 11749542 2800614 8.26 3643166 10938806 429840 08:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:00:17 lo 1.78 1.78 0.95 0.95 0.00 0.00 0.00 0.00 09:00:17 ens3 79.81 61.15 1099.24 12.59 0.00 0.00 0.00 0.00 09:00:17 docker0 5.47 7.31 0.56 152.25 0.00 0.00 0.00 0.00 09:00:17 vethce1b3ec 2.20 3.11 0.29 61.55 0.00 0.00 0.00 0.01 09:10:03 lo 1.11 1.11 0.24 0.24 0.00 0.00 0.00 0.00 09:10:03 ens3 141.02 104.33 2023.96 16.88 0.00 0.00 0.00 0.00 09:10:03 docker0 14.41 21.47 2.42 184.57 0.00 0.00 0.00 0.00 Average: lo 1.45 1.45 0.60 0.60 0.00 0.00 0.00 0.00 Average: ens3 109.64 82.19 1549.91 14.68 0.00 0.00 0.00 0.00 Average: docker0 9.82 14.21 1.46 168.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-2309) 03/05/26 _x86_64_ (8 CPU) 08:45:57 LINUX RESTART (8 CPU) 08:50:01 CPU %user %nice %system %iowait %steal %idle 09:00:17 all 30.19 0.00 1.62 1.01 0.07 67.11 09:00:17 0 29.85 0.00 1.92 1.17 0.07 66.98 09:00:17 1 25.82 0.00 1.60 1.26 0.07 71.25 09:00:17 2 32.57 0.00 1.47 0.59 0.07 65.31 09:00:17 3 34.28 0.00 1.87 0.56 0.07 63.22 09:00:17 4 33.83 0.00 1.75 0.98 0.08 63.36 09:00:17 5 28.67 0.00 1.58 1.03 0.07 68.66 09:00:17 6 28.21 0.00 1.38 1.64 0.06 68.70 09:00:17 7 28.30 0.00 1.42 0.81 0.07 69.40 09:10:03 all 14.45 0.00 2.63 1.21 0.06 81.64 09:10:03 0 14.64 0.00 2.63 2.87 0.07 79.80 09:10:03 1 14.07 0.00 2.85 0.58 0.06 82.44 09:10:03 2 12.35 0.00 2.30 1.27 0.07 84.02 09:10:03 3 17.92 0.00 2.60 1.09 0.07 78.32 09:10:03 4 12.62 0.00 3.37 1.58 0.07 82.36 09:10:03 5 16.49 0.00 2.30 0.64 0.07 80.50 09:10:03 6 15.66 0.00 2.72 0.78 0.06 80.79 09:10:03 7 11.86 0.00 2.30 0.87 0.07 84.92 Average: all 22.53 0.00 2.11 1.10 0.07 74.19 Average: 0 22.45 0.00 2.27 2.00 0.07 73.21 Average: 1 20.10 0.00 2.21 0.93 0.06 76.70 Average: 2 22.72 0.00 1.87 0.92 0.07 74.42 Average: 3 26.32 0.00 2.22 0.82 0.07 70.57 Average: 4 23.51 0.00 2.54 1.27 0.07 72.61 Average: 5 22.75 0.00 1.93 0.84 0.07 74.42 Average: 6 22.10 0.00 2.03 1.22 0.06 74.59 Average: 7 20.29 0.00 1.85 0.84 0.07 76.96