---> uname -a: Linux prd-ubuntu2204-docker-v1-8c-8g-12602 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): 4 On-line CPU(s) list: 0-3 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): 4 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: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 17G 62G 21% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 651 6510 3 8827 14995 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:d8:ac:54 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.230/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84921sec preferred_lft 84921sec inet6 fe80::f816:3eff:fed8:ac54/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 86:68:ed:62:a1:1b 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-v1-8c-8g-12602) 07/14/26 _x86_64_ (4 CPU) 05:17:25 LINUX RESTART (4 CPU) 05:20:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:30:10 40.30 3.50 35.38 1.42 178.63 14942.28 4208.49 05:40:01 276.30 1.73 263.94 10.62 50.01 14875.57 34322.45 Average: 157.59 2.62 148.97 5.99 114.70 14909.12 19175.00 05:20:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:30:10 7522996 13535356 2412332 14.73 199140 5802880 2565356 14.73 1157332 7137100 148384 05:40:01 6660588 15344388 581664 3.55 324376 8129972 1117360 6.41 2080216 6846596 652 Average: 7091792 14439872 1496998 9.14 261758 6966426 1841358 10.57 1618774 6991848 74518 05:20:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:30:10 lo 0.75 0.75 0.24 0.24 0.00 0.00 0.00 0.00 05:30:10 ens3 195.10 150.73 1633.90 31.85 0.00 0.00 0.00 0.00 05:30:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:40:01 lo 6.02 6.02 0.59 0.59 0.00 0.00 0.00 0.00 05:40:01 ens3 70.96 65.97 288.24 67.55 0.00 0.00 0.00 0.00 05:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3.37 3.37 0.41 0.41 0.00 0.00 0.00 0.00 Average: ens3 133.40 108.60 965.12 49.59 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-v1-8c-8g-12602) 07/14/26 _x86_64_ (4 CPU) 05:17:25 LINUX RESTART (4 CPU) 05:20:12 CPU %user %nice %system %iowait %steal %idle 05:30:10 all 37.35 0.00 2.81 0.73 0.10 59.01 05:30:10 0 39.23 0.00 2.76 1.01 0.09 56.91 05:30:10 1 37.51 0.00 3.05 0.74 0.10 58.60 05:30:10 2 37.02 0.00 2.47 0.71 0.10 59.70 05:30:10 3 35.66 0.00 2.96 0.45 0.10 60.83 05:40:01 all 34.48 0.00 3.56 1.32 0.12 60.53 05:40:01 0 31.72 0.00 3.65 1.63 0.12 62.87 05:40:01 1 35.73 0.00 2.87 1.31 0.11 59.98 05:40:01 2 37.21 0.00 4.15 1.34 0.12 57.17 05:40:01 3 33.26 0.00 3.57 0.98 0.12 62.07 Average: all 35.93 0.00 3.18 1.02 0.11 59.76 Average: 0 35.50 0.00 3.20 1.32 0.11 59.87 Average: 1 36.63 0.00 2.96 1.02 0.11 59.28 Average: 2 37.11 0.00 3.30 1.02 0.11 58.45 Average: 3 34.47 0.00 3.26 0.72 0.11 61.45