---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4507 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: 5599.94 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 771 19790 4 11530 30852 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:4a:6a:5b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.171/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84745sec preferred_lft 84745sec inet6 fe80::f816:3eff:fe4a:6a5b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2a:3d:88:0d:50:fb 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-4507) 07/02/26 _x86_64_ (8 CPU) 08:54:15 LINUX RESTART (8 CPU) 09:00:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:10:03 18.98 0.75 17.06 1.17 18.24 4696.96 449.75 09:20:05 11.25 0.05 9.92 1.28 6.03 3033.87 1529.09 Average: 15.11 0.40 13.48 1.22 12.13 3864.25 990.17 09:00:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:10:03 16246676 25317668 6927572 21.08 475176 8125936 10566472 31.16 1631896 13763312 4692 09:20:05 17588504 27504124 4738152 14.42 481592 8929976 7304912 21.54 1720364 12304588 4848 Average: 16917590 26410896 5832862 17.75 478384 8527956 8935692 26.35 1676130 13033950 4770 09:00:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:10:03 lo 6.27 6.27 1.89 1.89 0.00 0.00 0.00 0.00 09:10:03 ens3 248.65 147.77 345.72 65.21 0.00 0.00 0.00 0.00 09:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:05 lo 1.93 1.93 0.21 0.21 0.00 0.00 0.00 0.00 09:20:05 ens3 127.07 67.90 107.59 35.31 0.00 0.00 0.00 0.00 09:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4.10 4.10 1.05 1.05 0.00 0.00 0.00 0.00 Average: ens3 187.78 107.78 226.49 50.24 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-4507) 07/02/26 _x86_64_ (8 CPU) 08:54:15 LINUX RESTART (8 CPU) 09:00:03 CPU %user %nice %system %iowait %steal %idle 09:10:03 all 82.24 0.00 2.60 0.01 0.11 15.04 09:10:03 0 79.57 0.00 2.53 0.01 0.10 17.79 09:10:03 1 82.10 0.00 2.77 0.02 0.11 15.02 09:10:03 2 83.81 0.00 2.77 0.04 0.11 13.27 09:10:03 3 80.95 0.00 2.59 0.01 0.11 16.35 09:10:03 4 89.24 0.00 2.51 0.01 0.11 8.14 09:10:03 5 81.44 0.00 2.52 0.02 0.11 15.92 09:10:03 6 81.49 0.00 2.60 0.01 0.11 15.78 09:10:03 7 79.33 0.00 2.48 0.00 0.10 18.08 09:20:05 all 96.90 0.00 2.93 0.00 0.12 0.05 09:20:05 0 96.84 0.00 2.98 0.00 0.13 0.05 09:20:05 1 96.82 0.00 3.02 0.00 0.12 0.04 09:20:05 2 96.89 0.00 2.94 0.00 0.12 0.04 09:20:05 3 97.12 0.00 2.69 0.00 0.13 0.06 09:20:05 4 96.82 0.00 3.00 0.00 0.12 0.06 09:20:05 5 96.95 0.00 2.89 0.00 0.12 0.04 09:20:05 6 96.95 0.00 2.88 0.00 0.12 0.04 09:20:05 7 96.81 0.00 2.99 0.00 0.13 0.07 Average: all 89.59 0.00 2.76 0.01 0.11 7.53 Average: 0 88.22 0.00 2.76 0.00 0.11 8.91 Average: 1 89.47 0.00 2.90 0.01 0.11 7.51 Average: 2 90.37 0.00 2.86 0.02 0.11 6.64 Average: 3 89.05 0.00 2.64 0.00 0.12 8.19 Average: 4 93.04 0.00 2.76 0.00 0.11 4.09 Average: 5 89.21 0.00 2.71 0.01 0.11 7.96 Average: 6 89.24 0.00 2.75 0.01 0.11 7.90 Average: 7 88.09 0.00 2.73 0.00 0.11 9.06