---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4784 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 29G 127G 19% / 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 847 7963 4 23281 30777 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:f1:0f:64 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.136/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84970sec preferred_lft 84970sec inet6 fe80::f816:3eff:fef1:f64/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2e:61:a6:fb:a5:b3 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 inet6 fe80::2c61:a6ff:fefb:a5b3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-4784) 07/03/26 _x86_64_ (8 CPU) 07:58:14 LINUX RESTART (8 CPU) 08:00:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:10:03 360.29 0.70 331.71 27.87 52.60 66887.76 1103676.07 08:20:04 281.11 1.30 267.72 12.10 16.28 47441.94 578592.48 Average: 320.68 1.00 299.70 19.98 34.43 57160.81 841025.01 08:00:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:10:03 15448328 31196840 1059836 3.23 345440 15150400 1627196 4.80 5389584 11015796 157524 08:20:04 7898832 30972312 1229968 3.74 558116 21761776 1753160 5.17 9276352 14108784 4 Average: 11673580 31084576 1144902 3.48 451778 18456088 1690178 4.98 7332968 12562290 78764 08:00:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:10:03 lo 0.63 0.63 0.06 0.06 0.00 0.00 0.00 0.00 08:10:03 ens3 209.28 134.66 2577.65 2105.33 0.00 0.00 0.00 0.00 08:10:03 docker0 13.21 38.50 0.88 816.40 0.00 0.00 0.00 0.00 08:20:04 lo 0.36 0.36 0.03 0.03 0.00 0.00 0.00 0.00 08:20:04 ens3 128.21 81.47 1680.46 1639.52 0.00 0.00 0.00 0.00 08:20:04 docker0 26.16 40.65 2.10 870.91 0.00 0.00 0.00 0.00 Average: lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 168.72 108.05 2128.87 1872.33 0.00 0.00 0.00 0.00 Average: docker0 19.69 39.58 1.49 843.66 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-4784) 07/03/26 _x86_64_ (8 CPU) 07:58:14 LINUX RESTART (8 CPU) 08:00:02 CPU %user %nice %system %iowait %steal %idle 08:10:03 all 9.86 0.00 3.37 1.36 0.06 85.35 08:10:03 0 8.55 0.00 3.53 1.17 0.06 86.69 08:10:03 1 8.97 0.00 2.93 1.78 0.05 86.27 08:10:03 2 11.48 0.00 3.65 0.77 0.07 84.02 08:10:03 3 12.31 0.00 3.75 2.12 0.07 81.76 08:10:03 4 9.35 0.00 3.02 0.45 0.06 87.12 08:10:03 5 7.75 0.00 3.20 1.81 0.05 87.19 08:10:03 6 10.16 0.00 3.26 1.24 0.06 85.28 08:10:03 7 10.28 0.00 3.65 1.53 0.07 84.48 08:20:04 all 13.94 0.00 3.90 0.76 0.07 81.34 08:20:04 0 11.31 0.00 2.99 0.49 0.06 85.15 08:20:04 1 18.17 0.00 4.82 0.79 0.08 76.13 08:20:04 2 13.99 0.00 3.98 0.58 0.06 81.39 08:20:04 3 14.22 0.00 4.19 0.64 0.07 80.88 08:20:04 4 12.53 0.00 3.59 0.82 0.06 83.01 08:20:04 5 13.41 0.00 3.99 0.73 0.07 81.79 08:20:04 6 12.62 0.00 3.61 0.50 0.06 83.21 08:20:04 7 15.30 0.00 4.01 1.52 0.06 79.11 Average: all 11.90 0.00 3.63 1.06 0.06 83.35 Average: 0 9.93 0.00 3.26 0.83 0.06 85.92 Average: 1 13.56 0.00 3.87 1.28 0.07 81.21 Average: 2 12.74 0.00 3.81 0.68 0.07 82.71 Average: 3 13.27 0.00 3.97 1.38 0.07 81.32 Average: 4 10.94 0.00 3.30 0.64 0.06 85.07 Average: 5 10.58 0.00 3.60 1.27 0.06 84.49 Average: 6 11.39 0.00 3.44 0.87 0.06 84.24 Average: 7 12.79 0.00 3.83 1.52 0.07 81.80