---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-9299 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 774 19988 4 11329 30850 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:d9:fa:3f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.235/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84605sec preferred_lft 84605sec inet6 fe80::f816:3eff:fed9:fa3f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether de:05:3e:51:ed:91 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-9299) 07/12/26 _x86_64_ (8 CPU) 12:17:25 LINUX RESTART (8 CPU) 12:20:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:30:13 283.24 1.06 277.32 4.86 27.20 17891.37 6447.68 12:40:01 9.68 0.23 8.35 1.09 2.46 1507.42 708.02 Average: 148.88 0.65 145.21 3.01 15.05 9844.17 3628.57 12:20:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:30:13 17890744 26697488 5549984 16.89 469676 7875616 9613548 28.35 1474580 12293224 10632 12:40:01 16859156 26053500 6191212 18.84 477152 8233744 9584652 28.26 1553700 13216904 6548 Average: 17374950 26375494 5870598 17.86 473414 8054680 9599100 28.31 1514140 12755064 8590 12:20:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:30:13 lo 1.57 1.57 0.94 0.94 0.00 0.00 0.00 0.00 12:30:13 ens3 283.49 156.74 894.79 62.32 0.00 0.00 0.00 0.00 12:30:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 lo 6.52 6.52 1.06 1.06 0.00 0.00 0.00 0.00 12:40:01 ens3 130.35 78.08 92.61 36.60 0.00 0.00 0.00 0.00 12:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4.00 4.00 1.00 1.00 0.00 0.00 0.00 0.00 Average: ens3 208.28 118.10 500.79 49.69 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-9299) 07/12/26 _x86_64_ (8 CPU) 12:17:25 LINUX RESTART (8 CPU) 12:20:02 CPU %user %nice %system %iowait %steal %idle 12:30:13 all 69.59 0.00 3.47 0.16 0.09 26.69 12:30:13 0 71.76 0.00 3.92 0.28 0.10 23.95 12:30:13 1 69.44 0.00 3.46 0.24 0.09 26.76 12:30:13 2 68.59 0.00 3.32 0.06 0.09 27.94 12:30:13 3 70.32 0.00 3.09 0.13 0.09 26.36 12:30:13 4 68.12 0.00 3.42 0.12 0.09 28.25 12:30:13 5 71.05 0.00 3.62 0.09 0.10 25.13 12:30:13 6 68.66 0.00 3.21 0.21 0.09 27.84 12:30:13 7 68.81 0.00 3.71 0.14 0.09 27.26 12:40:01 all 96.66 0.00 3.19 0.00 0.11 0.05 12:40:01 0 96.50 0.00 3.33 0.00 0.11 0.06 12:40:01 1 96.80 0.00 3.06 0.00 0.11 0.03 12:40:01 2 96.37 0.00 3.46 0.00 0.12 0.06 12:40:01 3 96.86 0.00 2.99 0.00 0.10 0.05 12:40:01 4 96.69 0.00 3.17 0.00 0.10 0.05 12:40:01 5 96.37 0.00 3.48 0.00 0.11 0.04 12:40:01 6 96.82 0.00 3.05 0.00 0.10 0.04 12:40:01 7 96.84 0.00 3.01 0.00 0.10 0.05 Average: all 82.91 0.00 3.33 0.08 0.10 13.58 Average: 0 83.93 0.00 3.63 0.14 0.10 12.19 Average: 1 82.90 0.00 3.27 0.12 0.10 13.61 Average: 2 82.25 0.00 3.39 0.03 0.10 14.23 Average: 3 83.38 0.00 3.04 0.07 0.10 13.42 Average: 4 82.18 0.00 3.30 0.06 0.09 14.37 Average: 5 83.51 0.00 3.56 0.05 0.10 12.78 Average: 6 82.51 0.00 3.13 0.11 0.09 14.16 Average: 7 82.61 0.00 3.36 0.07 0.10 13.86