---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-11628 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 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 759 20022 4 11309 30864 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:e0:cf:26 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.105/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84711sec preferred_lft 84711sec inet6 fe80::f816:3eff:fee0:cf26/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 86:d5:61:21:1b:9c 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 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-11628) 08/12/26 _x86_64_ (8 CPU) 14:06:25 LINUX RESTART (8 CPU) 14:10:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:20:01 220.23 0.98 214.68 4.58 26.22 13719.69 9438.64 14:30:05 9.66 0.21 8.24 1.22 2.13 1507.13 453.78 Average: 114.16 0.59 110.69 2.88 14.09 7567.87 4912.70 14:10:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:20:01 16037732 24819472 7427348 22.60 468976 7855272 9654836 28.47 1474976 14132716 3132 14:30:05 16346776 25535376 6707680 20.41 477040 8229616 9736252 28.71 1555328 13729320 6508 Average: 16192254 25177424 7067514 21.51 473008 8042444 9695544 28.59 1515152 13931018 4820 14:10:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:20:01 lo 2.95 2.95 1.18 1.18 0.00 0.00 0.00 0.00 14:20:01 ens3 262.70 155.09 506.45 61.11 0.00 0.00 0.00 0.00 14:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:05 lo 4.95 4.95 0.82 0.82 0.00 0.00 0.00 0.00 14:30:05 ens3 141.54 84.44 100.40 42.37 0.00 0.00 0.00 0.00 14:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3.96 3.96 1.00 1.00 0.00 0.00 0.00 0.00 Average: ens3 201.66 119.50 301.91 51.67 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 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-11628) 08/12/26 _x86_64_ (8 CPU) 14:06:25 LINUX RESTART (8 CPU) 14:10:05 CPU %user %nice %system %iowait %steal %idle 14:20:01 all 78.06 0.00 3.24 0.26 0.12 18.32 14:20:01 0 75.64 0.00 3.52 0.20 0.12 20.52 14:20:01 1 77.65 0.00 2.95 0.16 0.12 19.12 14:20:01 2 78.76 0.00 3.41 0.27 0.12 17.44 14:20:01 3 77.11 0.00 3.44 0.31 0.12 19.02 14:20:01 4 77.27 0.00 3.21 0.24 0.12 19.16 14:20:01 5 81.66 0.00 3.21 0.34 0.12 14.66 14:20:01 6 79.59 0.00 3.16 0.30 0.12 16.83 14:20:01 7 76.81 0.00 3.03 0.25 0.12 19.79 14:30:05 all 96.91 0.00 2.93 0.00 0.12 0.04 14:30:05 0 96.81 0.00 3.04 0.00 0.12 0.03 14:30:05 1 97.19 0.00 2.66 0.00 0.11 0.04 14:30:05 2 96.95 0.00 2.89 0.00 0.13 0.03 14:30:05 3 96.98 0.00 2.87 0.00 0.12 0.03 14:30:05 4 96.78 0.00 3.05 0.00 0.12 0.05 14:30:05 5 96.95 0.00 2.89 0.00 0.12 0.04 14:30:05 6 96.77 0.00 3.07 0.00 0.12 0.04 14:30:05 7 96.84 0.00 3.01 0.00 0.12 0.04 Average: all 87.56 0.00 3.09 0.13 0.12 9.11 Average: 0 86.30 0.00 3.28 0.10 0.12 10.20 Average: 1 87.47 0.00 2.80 0.08 0.12 9.53 Average: 2 87.94 0.00 3.15 0.13 0.12 8.66 Average: 3 87.13 0.00 3.15 0.15 0.12 9.44 Average: 4 87.11 0.00 3.13 0.12 0.12 9.52 Average: 5 89.36 0.00 3.05 0.17 0.12 7.30 Average: 6 88.25 0.00 3.11 0.15 0.12 8.37 Average: 7 86.91 0.00 3.02 0.12 0.12 9.83