---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-5247 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: 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: 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 13G 143G 8% / 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 743 25774 4 5574 30880 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:79:85:1a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.192/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85073sec preferred_lft 85073sec inet6 fe80::f816:3eff:fe79:851a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f6:a3:5b:9f:c4:a0 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::f4a3:5bff:fe9f:c4a0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-5247) 03/26/26 _x86_64_ (8 CPU) 13:39:21 LINUX RESTART (8 CPU) 13:40:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:50:01 4.76 0.42 4.11 0.24 405.95 445.36 382.67 14:00:06 86.52 6.53 78.32 1.67 490.04 10880.76 5394.15 Average: 45.99 3.50 41.53 0.96 448.36 5707.80 2909.90 13:40:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:50:01 29924616 31766160 617760 1.88 63304 2115372 1524948 4.50 318384 2326648 152 14:00:06 25998588 31158912 1146224 3.49 134356 5240948 1745024 5.15 744144 5651264 214316 Average: 27961602 31462536 881992 2.68 98830 3678160 1634986 4.82 531264 3988956 107234 13:40:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:50:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 13:50:01 ens3 13.77 7.85 130.97 0.96 0.00 0.00 0.00 0.00 13:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:06 lo 30.61 30.61 15.45 15.45 0.00 0.00 0.00 0.00 14:00:06 ens3 150.95 87.56 1259.38 24.14 0.00 0.00 0.00 0.00 14:00:06 docker0 11.14 11.33 1.68 2.26 0.00 0.00 0.00 0.00 Average: lo 15.50 15.50 7.79 7.79 0.00 0.00 0.00 0.00 Average: ens3 82.95 48.05 700.01 12.65 0.00 0.00 0.00 0.00 Average: docker0 5.62 5.72 0.85 1.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-5247) 03/26/26 _x86_64_ (8 CPU) 13:39:21 LINUX RESTART (8 CPU) 13:40:06 CPU %user %nice %system %iowait %steal %idle 13:50:01 all 0.18 0.00 0.06 0.07 0.01 99.68 13:50:01 0 0.19 0.00 0.06 0.04 0.01 99.70 13:50:01 1 0.32 0.00 0.06 0.06 0.01 99.55 13:50:01 2 0.18 0.00 0.04 0.00 0.01 99.77 13:50:01 3 0.16 0.00 0.06 0.04 0.01 99.73 13:50:01 4 0.16 0.00 0.06 0.04 0.01 99.74 13:50:01 5 0.17 0.00 0.08 0.16 0.01 99.58 13:50:01 6 0.13 0.00 0.07 0.20 0.01 99.59 13:50:01 7 0.16 0.00 0.04 0.03 0.00 99.76 14:00:06 all 21.35 0.00 0.82 0.26 0.06 77.51 14:00:06 0 20.32 0.00 0.81 0.11 0.05 78.71 14:00:06 1 23.53 0.00 0.79 0.08 0.06 75.55 14:00:06 2 22.15 0.00 0.96 0.51 0.06 76.32 14:00:06 3 21.78 0.00 0.81 0.20 0.05 77.16 14:00:06 4 22.16 0.00 0.91 0.20 0.06 76.67 14:00:06 5 24.47 0.00 0.84 0.43 0.06 74.20 14:00:06 6 17.21 0.00 0.56 0.31 0.05 81.87 14:00:06 7 19.19 0.00 0.89 0.26 0.05 79.61 Average: all 10.85 0.00 0.44 0.17 0.03 88.51 Average: 0 10.34 0.00 0.44 0.08 0.03 89.11 Average: 1 12.03 0.00 0.43 0.07 0.04 87.44 Average: 2 11.25 0.00 0.50 0.26 0.03 87.95 Average: 3 11.05 0.00 0.44 0.12 0.03 88.36 Average: 4 11.25 0.00 0.49 0.12 0.04 88.11 Average: 5 12.41 0.00 0.46 0.30 0.03 86.80 Average: 6 8.74 0.00 0.32 0.26 0.03 90.66 Average: 7 9.74 0.00 0.47 0.15 0.03 89.61