---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-139 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 29G 127G 19% / 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 848 8027 4 23216 30776 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:d5:4e:f6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.82/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84518sec preferred_lft 84518sec inet6 fe80::f816:3eff:fed5:4ef6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether de:96:5c:5d:a5:db 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::dc96:5cff:fe5d:a5db/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-139) 05/16/26 _x86_64_ (8 CPU) 07:51:15 LINUX RESTART (8 CPU) 08:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:10:08 262.17 0.35 252.70 9.12 7.44 59893.59 294947.02 08:20:08 236.07 0.95 231.02 4.10 10.11 32895.69 144638.81 Average: 249.20 0.65 241.93 6.62 8.77 46478.27 220258.48 08:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:10:08 14259992 31077312 1175196 3.58 409536 16109500 1728760 5.10 6362572 11160116 524048 08:20:08 6355200 30979208 1220228 3.71 589724 23183388 1785068 5.26 9852012 14981856 1560776 Average: 10307596 31028260 1197712 3.64 499630 19646444 1756914 5.18 8107292 13070986 1042412 08:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:10:08 lo 0.32 0.32 0.03 0.03 0.00 0.00 0.00 0.00 08:10:08 ens3 132.77 88.73 2005.12 2253.47 0.00 0.00 0.00 0.00 08:10:08 docker0 7.49 20.49 0.50 417.00 0.00 0.00 0.00 0.00 08:20:08 lo 0.30 0.30 0.03 0.03 0.00 0.00 0.00 0.00 08:20:08 ens3 85.07 59.43 1053.43 1069.94 0.00 0.00 0.00 0.00 08:20:08 docker0 29.13 43.09 2.26 870.27 0.00 0.00 0.00 0.00 Average: lo 0.31 0.31 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 109.07 74.17 1532.22 1665.37 0.00 0.00 0.00 0.00 Average: docker0 18.24 31.72 1.37 642.23 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-139) 05/16/26 _x86_64_ (8 CPU) 07:51:15 LINUX RESTART (8 CPU) 08:00:01 CPU %user %nice %system %iowait %steal %idle 08:10:08 all 8.10 0.00 2.81 2.80 0.06 86.23 08:10:08 0 9.16 0.00 2.84 1.53 0.06 86.41 08:10:08 1 8.42 0.00 2.63 3.17 0.06 85.73 08:10:08 2 10.23 0.00 2.93 4.03 0.06 82.75 08:10:08 3 9.13 0.00 3.20 2.98 0.07 84.63 08:10:08 4 8.61 0.00 2.51 1.33 0.06 87.49 08:10:08 5 6.54 0.00 2.94 2.12 0.05 88.36 08:10:08 6 7.16 0.00 2.88 4.64 0.06 85.26 08:10:08 7 5.54 0.00 2.56 2.63 0.05 89.22 08:20:08 all 12.51 0.00 3.40 1.62 0.05 82.42 08:20:08 0 10.97 0.00 3.01 0.94 0.05 85.03 08:20:08 1 15.19 0.00 4.07 1.57 0.06 79.11 08:20:08 2 15.33 0.00 3.54 0.90 0.06 80.16 08:20:08 3 14.30 0.00 3.82 2.65 0.06 79.17 08:20:08 4 11.00 0.00 3.36 4.54 0.06 81.05 08:20:08 5 9.44 0.00 2.92 1.39 0.05 86.21 08:20:08 6 11.90 0.00 3.17 0.45 0.05 84.43 08:20:08 7 12.00 0.00 3.31 0.50 0.05 84.14 Average: all 10.29 0.00 3.10 2.21 0.06 84.34 Average: 0 10.06 0.00 2.92 1.24 0.06 85.73 Average: 1 11.78 0.00 3.34 2.38 0.06 82.44 Average: 2 12.76 0.00 3.23 2.48 0.06 81.47 Average: 3 11.69 0.00 3.51 2.82 0.06 81.93 Average: 4 9.79 0.00 2.93 2.92 0.06 84.30 Average: 5 7.98 0.00 2.93 1.75 0.05 87.29 Average: 6 9.51 0.00 3.03 2.56 0.06 84.84 Average: 7 8.75 0.00 2.93 1.57 0.05 86.70