---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1371 5.15.0-181-generic #191-Ubuntu SMP Fri May 22 19:09:02 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 23G 133G 15% / 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 817 14545 4 16729 30807 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:69:21:15 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.155/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84686sec preferred_lft 84686sec inet6 fe80::f816:3eff:fe69:2115/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 52:6e:03:7b:31:f1 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::506e:3ff:fe7b:31f1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-1371) 07/20/26 _x86_64_ (8 CPU) 19:15:05 LINUX RESTART (8 CPU) 19:20:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:30:00 154.59 0.43 146.29 7.87 42.00 40897.17 53128.76 19:40:03 205.20 0.36 201.42 3.42 2.96 17532.02 24185.11 Average: 180.05 0.40 174.02 5.63 22.36 29144.11 38569.62 19:20:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:30:00 17224800 29697184 2557488 7.78 332060 11815640 2640604 7.79 4421760 10144308 93176 19:40:03 12587608 29614444 2593340 7.89 549740 15650036 2652252 7.82 4962480 13653044 183436 Average: 14906204 29655814 2575414 7.84 440900 13732838 2646428 7.80 4692120 11898676 138306 19:20:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:30:00 lo 0.82 0.82 0.08 0.08 0.00 0.00 0.00 0.00 19:30:00 ens3 141.94 101.34 1613.99 1156.95 0.00 0.00 0.00 0.00 19:30:00 docker0 11.11 16.11 0.88 200.25 0.00 0.00 0.00 0.00 19:40:03 lo 0.70 0.70 0.07 0.07 0.00 0.00 0.00 0.00 19:40:03 ens3 64.92 50.10 794.37 8.87 0.00 0.00 0.00 0.00 19:40:03 docker0 12.85 16.11 2.27 141.41 0.00 0.00 0.00 0.00 Average: lo 0.76 0.76 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 103.20 75.57 1201.71 579.45 0.00 0.00 0.00 0.00 Average: docker0 11.99 16.11 1.58 170.66 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-1371) 07/20/26 _x86_64_ (8 CPU) 19:15:05 LINUX RESTART (8 CPU) 19:20:03 CPU %user %nice %system %iowait %steal %idle 19:30:00 all 7.80 0.00 2.42 5.64 0.06 84.08 19:30:00 0 10.06 0.00 2.68 12.17 0.06 75.03 19:30:00 1 9.89 0.00 2.58 3.43 0.06 84.04 19:30:00 2 6.84 0.00 2.06 2.40 0.06 88.64 19:30:00 3 8.38 0.00 2.47 4.81 0.06 84.29 19:30:00 4 7.93 0.00 2.64 6.12 0.06 83.24 19:30:00 5 4.78 0.00 2.02 6.69 0.05 86.46 19:30:00 6 5.09 0.00 2.19 5.53 0.06 87.13 19:30:00 7 9.45 0.00 2.74 3.94 0.06 83.81 19:40:03 all 10.29 0.00 1.66 3.26 0.06 84.73 19:40:03 0 8.83 0.00 1.47 1.41 0.05 88.23 19:40:03 1 12.32 0.00 1.59 4.24 0.07 81.78 19:40:03 2 9.31 0.00 1.82 3.68 0.07 85.11 19:40:03 3 8.33 0.00 1.63 4.11 0.06 85.87 19:40:03 4 10.62 0.00 1.62 5.02 0.07 82.67 19:40:03 5 13.12 0.00 1.43 2.43 0.06 82.97 19:40:03 6 8.06 0.00 2.28 3.77 0.06 85.83 19:40:03 7 11.73 0.00 1.45 1.44 0.05 85.33 Average: all 9.05 0.00 2.04 4.44 0.06 84.40 Average: 0 9.44 0.00 2.07 6.75 0.05 81.68 Average: 1 11.11 0.00 2.08 3.84 0.06 82.90 Average: 2 8.08 0.00 1.94 3.05 0.06 86.87 Average: 3 8.35 0.00 2.05 4.45 0.06 85.08 Average: 4 9.28 0.00 2.13 5.57 0.06 82.95 Average: 5 8.98 0.00 1.73 4.54 0.05 84.70 Average: 6 6.58 0.00 2.23 4.64 0.06 86.48 Average: 7 10.60 0.00 2.09 2.68 0.06 84.57