---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-6479 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 780 19776 4 11535 30844 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:53:dd:24 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.137/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84645sec preferred_lft 84645sec inet6 fe80::f816:3eff:fe53:dd24/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 86:11:ae:61:2d:a9 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-6479) 07/08/26 _x86_64_ (8 CPU) 05:56:14 LINUX RESTART (8 CPU) 06:00:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:10:01 73.10 0.97 48.46 23.68 50.65 8099.50 502633.64 06:20:00 10.90 0.24 9.44 1.21 7.28 1569.74 292.45 Average: 41.99 0.60 28.95 12.44 28.96 4833.83 251402.24 06:00:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:10:01 15976856 25018656 7225372 21.99 474524 8097480 9939400 29.31 1509844 14147868 2888 06:20:00 16300908 25756500 6485056 19.73 482208 8481188 8930268 26.33 1591448 13724208 1532 Average: 16138882 25387578 6855214 20.86 478366 8289334 9434834 27.82 1550646 13936038 2210 06:00:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:10:01 lo 2.49 2.49 1.10 1.10 0.00 0.00 0.00 0.00 06:10:01 ens3 343.81 192.41 808.63 76.24 0.00 0.00 0.00 0.00 06:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:20:00 lo 5.75 5.75 0.94 0.94 0.00 0.00 0.00 0.00 06:20:00 ens3 132.87 76.07 107.47 37.34 0.00 0.00 0.00 0.00 06:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4.12 4.12 1.02 1.02 0.00 0.00 0.00 0.00 Average: ens3 238.31 134.23 457.97 56.79 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-6479) 07/08/26 _x86_64_ (8 CPU) 05:56:14 LINUX RESTART (8 CPU) 06:00:02 CPU %user %nice %system %iowait %steal %idle 06:10:01 all 76.42 0.00 2.85 0.07 0.13 20.53 06:10:01 0 82.00 0.00 2.66 0.04 0.14 15.16 06:10:01 1 72.94 0.00 2.76 0.12 0.13 24.05 06:10:01 2 76.99 0.00 2.89 0.09 0.13 19.90 06:10:01 3 75.03 0.00 2.92 0.05 0.13 21.86 06:10:01 4 74.88 0.00 2.91 0.02 0.14 22.06 06:10:01 5 76.71 0.00 2.99 0.18 0.13 19.99 06:10:01 6 75.57 0.00 2.93 0.06 0.13 21.31 06:10:01 7 77.20 0.00 2.76 0.03 0.13 19.88 06:20:00 all 96.84 0.00 2.96 0.00 0.16 0.04 06:20:00 0 96.72 0.00 3.08 0.00 0.17 0.03 06:20:00 1 97.09 0.00 2.71 0.00 0.17 0.03 06:20:00 2 96.79 0.00 3.01 0.00 0.16 0.05 06:20:00 3 96.78 0.00 3.03 0.00 0.15 0.04 06:20:00 4 96.65 0.00 3.16 0.01 0.15 0.05 06:20:00 5 97.09 0.00 2.72 0.01 0.15 0.03 06:20:00 6 96.89 0.00 2.91 0.01 0.15 0.05 06:20:00 7 96.71 0.00 3.09 0.00 0.16 0.04 Average: all 86.63 0.00 2.91 0.04 0.14 10.28 Average: 0 89.34 0.00 2.87 0.02 0.16 7.61 Average: 1 85.02 0.00 2.74 0.06 0.15 12.03 Average: 2 86.88 0.00 2.95 0.04 0.15 9.98 Average: 3 85.92 0.00 2.97 0.03 0.14 10.94 Average: 4 85.78 0.00 3.03 0.01 0.14 11.04 Average: 5 86.90 0.00 2.86 0.10 0.14 10.01 Average: 6 86.23 0.00 2.92 0.03 0.14 10.68 Average: 7 86.96 0.00 2.93 0.01 0.14 9.96