---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1426 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 132G 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 849 13787 4 17454 30775 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:b3:98:8b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.214/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84353sec preferred_lft 84353sec inet6 fe80::f816:3eff:feb3:988b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0a:a3:4d:bf:a9:cd 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::8a3:4dff:febf:a9cd/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-1426) 03/12/26 _x86_64_ (8 CPU) 12:23:33 LINUX RESTART (8 CPU) 12:30:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:40:01 1.49 0.21 1.26 0.02 1.84 16.36 421.84 12:50:02 401.03 5.65 390.19 5.20 373.69 31968.17 24100.24 Average: 202.84 2.95 197.26 2.63 189.23 16118.32 12354.45 12:30:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:40:01 29938312 31785012 598372 1.82 63912 2119852 1529088 4.51 327292 2313924 148 12:50:02 17146184 26801044 5457708 16.61 378928 8971540 4498180 13.26 2460140 12179548 3184 Average: 23542248 29293028 3028040 9.21 221420 5545696 3013634 8.89 1393716 7246736 1666 12:30:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:40:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 12:40:01 ens3 0.43 0.22 0.12 0.26 0.00 0.00 0.00 0.00 12:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:02 lo 0.45 0.45 0.05 0.05 0.00 0.00 0.00 0.00 12:50:02 ens3 447.40 267.04 2336.06 87.50 0.00 0.00 0.00 0.00 12:50:02 docker0 10.76 21.21 0.66 481.14 0.00 0.00 0.00 0.00 Average: lo 0.28 0.28 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 225.68 134.68 1177.30 44.23 0.00 0.00 0.00 0.00 Average: docker0 5.42 10.69 0.33 242.47 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1426) 03/12/26 _x86_64_ (8 CPU) 12:23:33 LINUX RESTART (8 CPU) 12:30:09 CPU %user %nice %system %iowait %steal %idle 12:40:01 all 0.02 0.00 0.01 0.01 0.00 99.95 12:40:01 0 0.02 0.00 0.01 0.00 0.01 99.96 12:40:01 1 0.03 0.00 0.02 0.00 0.01 99.95 12:40:01 2 0.03 0.00 0.01 0.01 0.00 99.95 12:40:01 3 0.02 0.00 0.01 0.00 0.00 99.97 12:40:01 4 0.03 0.00 0.03 0.00 0.01 99.93 12:40:01 5 0.01 0.00 0.01 0.07 0.00 99.91 12:40:01 6 0.00 0.00 0.00 0.00 0.00 99.99 12:40:01 7 0.05 0.00 0.01 0.00 0.00 99.94 12:50:02 all 17.80 0.00 3.00 1.38 0.07 77.76 12:50:02 0 15.36 0.00 2.32 0.96 0.06 81.30 12:50:02 1 20.44 0.00 3.39 1.74 0.07 74.36 12:50:02 2 18.64 0.00 3.24 1.07 0.07 76.98 12:50:02 3 22.52 0.00 3.43 1.02 0.07 72.95 12:50:02 4 17.51 0.00 3.61 1.53 0.07 77.28 12:50:02 5 15.04 0.00 2.45 2.55 0.07 79.90 12:50:02 6 16.46 0.00 2.86 0.69 0.06 79.93 12:50:02 7 16.47 0.00 2.68 1.45 0.06 79.34 Average: all 8.95 0.00 1.51 0.70 0.04 88.81 Average: 0 7.73 0.00 1.18 0.49 0.03 90.57 Average: 1 10.27 0.00 1.71 0.87 0.04 87.11 Average: 2 9.37 0.00 1.63 0.54 0.04 88.43 Average: 3 11.31 0.00 1.73 0.51 0.04 86.41 Average: 4 8.80 0.00 1.82 0.77 0.04 88.57 Average: 5 7.56 0.00 1.23 1.32 0.03 89.86 Average: 6 8.26 0.00 1.44 0.35 0.03 89.93 Average: 7 8.31 0.00 1.35 0.73 0.03 89.57