---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4693 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 21G 135G 14% / 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 821 16829 4 14441 30803 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:ba:9b:2b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.75/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84700sec preferred_lft 84700sec inet6 fe80::f816:3eff:feba:9b2b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 42:84:d2:3b:a6:65 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::4084:d2ff:fe3b:a665/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-4693) 03/25/26 _x86_64_ (8 CPU) 08:06:39 LINUX RESTART (8 CPU) 08:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:20:25 46.90 3.80 41.81 1.29 220.31 5036.85 2340.86 08:30:15 132.31 0.84 126.63 4.84 51.40 39278.67 38615.38 Average: 88.43 2.36 83.05 3.02 138.19 21684.84 19977.13 08:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:20:25 26086716 29208348 3110036 9.46 123988 3279960 3224448 9.51 517404 5870708 976 08:30:15 15679568 28093248 4158876 12.66 334904 11756440 4413024 13.01 3955360 12133492 667340 Average: 20883142 28650798 3634456 11.06 229446 7518200 3818736 11.26 2236382 9002100 334158 08:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:20:25 lo 4.28 4.28 1.21 1.21 0.00 0.00 0.00 0.00 08:20:25 ens3 120.05 86.69 1369.69 16.05 0.00 0.00 0.00 0.00 08:20:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:15 lo 1.22 1.22 0.83 0.83 0.00 0.00 0.00 0.00 08:30:15 ens3 121.45 93.90 1826.65 14.80 0.00 0.00 0.00 0.00 08:30:15 docker0 7.69 9.91 0.71 200.49 0.00 0.00 0.00 0.00 Average: lo 2.79 2.79 1.02 1.02 0.00 0.00 0.00 0.00 Average: ens3 120.73 90.20 1591.86 15.44 0.00 0.00 0.00 0.00 Average: docker0 3.74 4.82 0.35 97.47 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-4693) 03/25/26 _x86_64_ (8 CPU) 08:06:39 LINUX RESTART (8 CPU) 08:10:01 CPU %user %nice %system %iowait %steal %idle 08:20:25 all 21.00 0.00 0.71 0.17 0.05 78.07 08:20:25 0 20.71 0.00 0.69 0.07 0.05 78.47 08:20:25 1 23.00 0.00 1.10 0.18 0.05 75.67 08:20:25 2 21.83 0.00 0.77 0.10 0.05 77.25 08:20:25 3 19.68 0.00 0.53 0.03 0.04 79.72 08:20:25 4 20.61 0.00 0.64 0.01 0.04 78.69 08:20:25 5 24.37 0.00 0.60 0.04 0.05 74.94 08:20:25 6 20.90 0.00 0.58 0.08 0.05 78.38 08:20:25 7 16.88 0.00 0.81 0.86 0.04 81.40 08:30:15 all 24.38 0.00 2.46 0.52 0.07 72.55 08:30:15 0 25.94 0.00 2.39 0.81 0.08 70.77 08:30:15 1 29.02 0.00 2.84 0.50 0.07 67.56 08:30:15 2 26.30 0.00 3.17 1.17 0.08 69.27 08:30:15 3 25.92 0.00 2.76 0.41 0.07 70.84 08:30:15 4 18.45 0.00 2.02 0.35 0.07 79.11 08:30:15 5 27.96 0.00 2.44 0.26 0.07 69.26 08:30:15 6 19.94 0.00 2.03 0.49 0.06 77.47 08:30:15 7 21.58 0.00 2.05 0.20 0.06 76.11 Average: all 22.64 0.00 1.56 0.34 0.06 75.39 Average: 0 23.25 0.00 1.51 0.43 0.07 74.74 Average: 1 25.92 0.00 1.94 0.34 0.06 71.74 Average: 2 24.00 0.00 1.93 0.62 0.06 73.38 Average: 3 22.71 0.00 1.61 0.21 0.06 75.41 Average: 4 19.56 0.00 1.31 0.18 0.06 78.89 Average: 5 26.11 0.00 1.50 0.15 0.06 72.18 Average: 6 20.44 0.00 1.28 0.28 0.06 77.94 Average: 7 19.16 0.00 1.42 0.54 0.05 78.83