---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4316 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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 13G 143G 9% / 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 744 25541 4 5806 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:31:3f:b2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.64/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84991sec preferred_lft 84991sec inet6 fe80::f816:3eff:fe31:3fb2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4a:95:b9:ad:04:41 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::4895:b9ff:fead:441/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-4316) 08/05/26 _x86_64_ (8 CPU) 13:08:43 LINUX RESTART (8 CPU) 13:10:19 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:20:16 5.73 0.24 5.05 0.44 28.59 819.68 30774.17 13:30:01 110.27 3.88 103.97 2.42 273.55 10409.19 30328.83 Average: 57.53 2.04 54.07 1.42 149.97 5571.44 30553.50 13:10:19 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:20:16 29901232 31774712 606412 1.85 66188 2143272 1538912 4.54 203968 2460004 16 13:30:01 24907348 29558140 2745728 8.36 169404 4704968 3108064 9.17 743240 6757672 149968 Average: 27404290 30666426 1676070 5.10 117796 3424120 2323488 6.85 473604 4608838 74992 13:10:19 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:20:16 lo 0.15 0.15 0.01 0.01 0.00 0.00 0.00 0.00 13:20:16 ens3 33.30 13.12 328.41 1.32 0.00 0.00 0.00 0.00 13:20:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:01 lo 44.25 44.25 24.99 24.99 0.00 0.00 0.00 0.00 13:30:01 ens3 152.46 92.89 1270.69 27.78 0.00 0.00 0.00 0.00 13:30:01 docker0 12.66 12.82 1.79 2.47 0.00 0.00 0.00 0.00 Average: lo 22.01 22.01 12.39 12.39 0.00 0.00 0.00 0.00 Average: ens3 92.34 52.65 795.33 14.43 0.00 0.00 0.00 0.00 Average: docker0 6.27 6.35 0.89 1.23 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-4316) 08/05/26 _x86_64_ (8 CPU) 13:08:43 LINUX RESTART (8 CPU) 13:10:19 CPU %user %nice %system %iowait %steal %idle 13:20:16 all 0.24 0.00 0.09 0.47 0.03 99.18 13:20:16 0 0.37 0.00 0.10 0.14 0.05 99.35 13:20:16 1 0.22 0.00 0.09 0.32 0.03 99.34 13:20:16 2 0.29 0.00 0.08 0.03 0.02 99.57 13:20:16 3 0.19 0.00 0.08 0.07 0.01 99.65 13:20:16 4 0.18 0.00 0.08 2.19 0.04 97.51 13:20:16 5 0.33 0.00 0.08 0.06 0.02 99.52 13:20:16 6 0.13 0.00 0.06 0.08 0.03 99.70 13:20:16 7 0.20 0.00 0.12 0.87 0.02 98.79 13:30:01 all 20.96 0.00 0.97 0.95 0.07 77.04 13:30:01 0 21.71 0.00 1.21 0.32 0.07 76.68 13:30:01 1 17.78 0.00 1.09 0.61 0.06 80.46 13:30:01 2 20.33 0.00 0.87 0.77 0.07 77.96 13:30:01 3 26.71 0.00 1.05 0.87 0.07 71.30 13:30:01 4 19.38 0.00 0.90 1.78 0.07 77.87 13:30:01 5 19.23 0.00 0.81 0.31 0.07 79.57 13:30:01 6 22.23 0.00 0.87 1.74 0.07 75.09 13:30:01 7 20.28 0.00 0.99 1.25 0.07 77.42 Average: all 10.50 0.00 0.53 0.71 0.05 88.22 Average: 0 10.97 0.00 0.65 0.23 0.06 88.09 Average: 1 8.92 0.00 0.59 0.46 0.05 89.98 Average: 2 10.21 0.00 0.47 0.40 0.04 88.87 Average: 3 13.33 0.00 0.56 0.47 0.04 85.61 Average: 4 9.69 0.00 0.49 1.98 0.06 87.78 Average: 5 9.68 0.00 0.44 0.18 0.05 89.65 Average: 6 11.06 0.00 0.46 0.90 0.05 87.52 Average: 7 10.14 0.00 0.55 1.06 0.04 88.21