---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-18738 5.15.0-179-generic #189-Ubuntu SMP Tue May 5 18:20:56 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 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 937 19881 4 11273 30687 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:a7:9d:2c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.182/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84265sec preferred_lft 84265sec inet6 fe80::f816:3eff:fea7:9d2c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fa:f9:34:59:89:3d 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 ---> sar -b -r -n DEV: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-18738) 06/21/26 _x86_64_ (8 CPU) 16:20:15 LINUX RESTART (8 CPU) 16:30:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:40:01 48.02 0.89 43.35 3.78 24.33 6869.28 4573.20 16:50:16 29.32 0.03 8.72 20.57 1.18 1462.29 476466.94 Average: 38.53 0.46 25.77 12.30 12.58 4124.81 244095.97 16:30:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:40:01 14550476 23291592 8955984 27.25 468056 7818224 11215764 33.07 1471756 15626868 1152 16:50:16 16513100 25672812 6568696 19.99 475732 8196148 14726308 43.43 1562104 13541436 3460 Average: 15531788 24482202 7762340 23.62 471894 8007186 12971036 38.25 1516930 14584152 2306 16:30:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:40:01 lo 3.38 3.38 1.26 1.26 0.00 0.00 0.00 0.00 16:40:01 ens3 215.31 120.69 451.47 53.48 0.00 0.00 0.00 0.00 16:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:16 lo 4.38 4.38 0.71 0.71 0.00 0.00 0.00 0.00 16:50:16 ens3 134.07 73.37 95.22 39.75 0.00 0.00 0.00 0.00 16:50:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3.89 3.89 0.98 0.98 0.00 0.00 0.00 0.00 Average: ens3 174.07 96.67 270.64 46.51 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-18738) 06/21/26 _x86_64_ (8 CPU) 16:20:15 LINUX RESTART (8 CPU) 16:30:03 CPU %user %nice %system %iowait %steal %idle 16:40:01 all 81.75 0.00 3.02 0.05 0.10 15.09 16:40:01 0 85.31 0.00 3.16 0.03 0.11 11.40 16:40:01 1 78.27 0.00 3.07 0.03 0.10 18.52 16:40:01 2 83.44 0.00 3.01 0.06 0.10 13.38 16:40:01 3 79.49 0.00 2.95 0.03 0.09 17.43 16:40:01 4 80.82 0.00 2.85 0.03 0.10 16.21 16:40:01 5 82.59 0.00 3.16 0.11 0.09 14.06 16:40:01 6 82.12 0.00 3.01 0.04 0.10 14.73 16:40:01 7 81.92 0.00 2.95 0.04 0.09 14.99 16:50:16 all 96.64 0.00 3.21 0.00 0.10 0.05 16:50:16 0 96.94 0.00 2.92 0.00 0.11 0.03 16:50:16 1 96.51 0.00 3.34 0.00 0.11 0.04 16:50:16 2 96.54 0.00 3.31 0.00 0.10 0.05 16:50:16 3 96.54 0.00 3.32 0.00 0.09 0.05 16:50:16 4 96.75 0.00 3.09 0.00 0.10 0.05 16:50:16 5 96.63 0.00 3.22 0.00 0.09 0.06 16:50:16 6 96.75 0.00 3.10 0.00 0.11 0.05 16:50:16 7 96.48 0.00 3.38 0.00 0.10 0.05 Average: all 89.32 0.00 3.12 0.02 0.10 7.45 Average: 0 91.22 0.00 3.03 0.02 0.11 5.62 Average: 1 87.54 0.00 3.21 0.02 0.10 9.13 Average: 2 90.10 0.00 3.16 0.03 0.10 6.61 Average: 3 88.15 0.00 3.14 0.01 0.09 8.60 Average: 4 88.92 0.00 2.97 0.02 0.10 7.99 Average: 5 89.72 0.00 3.19 0.05 0.09 6.94 Average: 6 89.56 0.00 3.06 0.02 0.10 7.27 Average: 7 89.32 0.00 3.17 0.02 0.10 7.40