---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2345 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 18G 138G 12% / 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 745 19121 4 12225 30878 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:5e:7e:f9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.47/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84488sec preferred_lft 84488sec inet6 fe80::f816:3eff:fe5e:7ef9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c6:ad:29:42:5a:1f 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::c4ad:29ff:fe42:5a1f/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-2345) 04/13/26 _x86_64_ (8 CPU) 00:00:25 LINUX RESTART (8 CPU) 00:10:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:01 38.31 0.51 22.19 15.62 17.96 15170.22 518381.06 00:30:00 51.93 2.26 48.44 1.23 362.39 11041.40 7812.92 Average: 45.16 1.39 35.39 8.38 191.27 13092.70 261475.24 00:10:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:01 18905204 27549464 4740940 14.43 188296 8517832 4979592 14.68 2087040 11209940 116248 00:30:00 19776420 31613532 658516 2.00 235264 11517520 1317500 3.89 3131636 9115500 120 Average: 19340812 29581498 2699728 8.22 211780 10017676 3148546 9.28 2609338 10162720 58184 00:10:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:01 lo 264.50 264.50 258.05 258.05 0.00 0.00 0.00 0.00 00:20:01 ens3 55.95 47.93 324.71 13.23 0.00 0.00 0.00 0.00 00:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:00 lo 10.78 10.78 1.27 1.27 0.00 0.00 0.00 0.00 00:30:00 ens3 162.34 171.12 328.98 2677.80 0.00 0.00 0.00 0.00 00:30:00 docker0 86.73 87.68 1379.93 162.17 0.00 0.00 0.00 0.00 Average: lo 136.84 136.84 128.85 128.85 0.00 0.00 0.00 0.00 Average: ens3 109.48 109.92 326.86 1353.98 0.00 0.00 0.00 0.00 Average: docker0 43.64 44.12 694.35 81.60 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-2345) 04/13/26 _x86_64_ (8 CPU) 00:00:25 LINUX RESTART (8 CPU) 00:10:10 CPU %user %nice %system %iowait %steal %idle 00:20:01 all 27.25 0.00 1.26 0.14 0.06 71.29 00:20:01 0 24.25 0.00 1.19 0.07 0.06 74.44 00:20:01 1 28.17 0.00 1.44 0.38 0.06 69.94 00:20:01 2 29.98 0.00 1.32 0.05 0.06 68.58 00:20:01 3 26.68 0.00 1.09 0.11 0.07 72.05 00:20:01 4 29.68 0.00 1.53 0.04 0.06 68.69 00:20:01 5 23.99 0.00 0.99 0.01 0.06 74.95 00:20:01 6 27.75 0.00 1.17 0.28 0.06 70.73 00:20:01 7 27.47 0.00 1.32 0.19 0.06 70.96 00:30:00 all 9.96 0.00 1.07 0.16 0.05 88.76 00:30:00 0 16.85 0.00 1.74 0.15 0.06 81.20 00:30:00 1 11.41 0.00 1.25 0.41 0.06 86.87 00:30:00 2 11.22 0.00 0.81 0.07 0.04 87.86 00:30:00 3 9.32 0.00 0.79 0.03 0.06 89.81 00:30:00 4 4.37 0.00 0.62 0.16 0.04 94.80 00:30:00 5 5.62 0.00 0.69 0.33 0.04 93.32 00:30:00 6 8.16 0.00 0.71 0.06 0.06 91.01 00:30:00 7 12.73 0.00 1.92 0.08 0.05 85.22 Average: all 18.54 0.00 1.16 0.15 0.06 80.09 Average: 0 20.52 0.00 1.47 0.11 0.06 77.84 Average: 1 19.73 0.00 1.34 0.40 0.06 78.47 Average: 2 20.52 0.00 1.06 0.06 0.05 78.31 Average: 3 17.93 0.00 0.94 0.07 0.06 81.00 Average: 4 16.93 0.00 1.07 0.10 0.05 81.84 Average: 5 14.74 0.00 0.84 0.17 0.05 84.20 Average: 6 17.88 0.00 0.94 0.17 0.06 80.95 Average: 7 20.05 0.00 1.62 0.13 0.06 78.14