---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-7313 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 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 770 20001 4 11320 30853 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:0a:c1:4d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.217/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84661sec preferred_lft 84661sec inet6 fe80::f816:3eff:fe0a:c14d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d2:6c:da:bf:81:2b 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 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-7313) 07/09/26 _x86_64_ (8 CPU) 12:25:59 LINUX RESTART (8 CPU) 12:30:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:40:04 48.85 0.76 43.33 4.76 23.74 6750.43 4673.85 12:50:04 9.83 0.24 8.36 1.23 7.25 1626.26 2065.75 Average: 29.34 0.50 25.84 3.00 15.49 4188.11 3369.68 12:30:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:40:04 15893716 24720672 7524812 22.90 472664 7888692 10281780 30.32 1483988 14260104 2416 12:50:04 15065496 24726544 7515924 22.87 480220 8681072 9157288 27.00 1571636 14965060 415136 Average: 15479606 24723608 7520368 22.88 476442 8284882 9719534 28.66 1527812 14612582 208776 12:30:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:40:04 lo 2.71 2.71 1.14 1.14 0.00 0.00 0.00 0.00 12:40:04 ens3 232.84 149.06 462.62 60.55 0.00 0.00 0.00 0.00 12:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:04 lo 5.40 5.40 0.89 0.89 0.00 0.00 0.00 0.00 12:50:04 ens3 106.10 72.25 101.24 32.85 0.00 0.00 0.00 0.00 12:50:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4.05 4.05 1.01 1.01 0.00 0.00 0.00 0.00 Average: ens3 169.46 110.65 281.91 46.70 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 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-7313) 07/09/26 _x86_64_ (8 CPU) 12:25:59 LINUX RESTART (8 CPU) 12:30:03 CPU %user %nice %system %iowait %steal %idle 12:40:04 all 76.68 0.00 2.72 0.06 0.12 20.42 12:40:04 0 71.93 0.00 2.82 0.09 0.12 25.04 12:40:04 1 74.38 0.00 2.66 0.04 0.12 22.80 12:40:04 2 80.53 0.00 2.84 0.04 0.13 16.47 12:40:04 3 75.40 0.00 2.53 0.04 0.12 21.91 12:40:04 4 82.97 0.00 2.82 0.05 0.13 14.04 12:40:04 5 73.99 0.00 2.64 0.05 0.12 23.20 12:40:04 6 74.94 0.00 2.82 0.10 0.12 22.02 12:40:04 7 79.29 0.00 2.66 0.06 0.12 17.87 12:50:04 all 96.90 0.00 2.92 0.00 0.15 0.03 12:50:04 0 96.98 0.00 2.83 0.00 0.15 0.03 12:50:04 1 96.87 0.00 2.95 0.00 0.15 0.03 12:50:04 2 96.80 0.00 3.03 0.00 0.15 0.03 12:50:04 3 96.97 0.00 2.86 0.00 0.14 0.02 12:50:04 4 96.90 0.00 2.92 0.00 0.15 0.03 12:50:04 5 96.79 0.00 3.03 0.00 0.14 0.03 12:50:04 6 96.88 0.00 2.95 0.00 0.14 0.02 12:50:04 7 97.02 0.00 2.81 0.00 0.14 0.03 Average: all 86.80 0.00 2.82 0.03 0.14 10.21 Average: 0 84.47 0.00 2.83 0.04 0.14 12.53 Average: 1 85.63 0.00 2.81 0.02 0.14 11.40 Average: 2 88.67 0.00 2.93 0.02 0.14 8.24 Average: 3 86.20 0.00 2.70 0.02 0.13 10.95 Average: 4 89.94 0.00 2.87 0.03 0.14 7.03 Average: 5 85.40 0.00 2.84 0.03 0.13 11.60 Average: 6 85.93 0.00 2.88 0.05 0.13 11.01 Average: 7 88.17 0.00 2.74 0.03 0.13 8.94