---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4199 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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: 5600.00 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 803 19985 4 11303 30820 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:89:a3:02 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.108/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84728sec preferred_lft 84728sec inet6 fe80::f816:3eff:fe89:a302/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 66:cb:de:98:1f:cf 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 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-4199) 08/05/26 _x86_64_ (8 CPU) 05:08:52 LINUX RESTART (8 CPU) 05:10:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:20:26 377.82 4.83 367.90 5.09 267.24 23290.84 13589.81 05:30:01 9.68 0.25 8.19 1.24 3.15 1588.96 383.05 Average: 199.52 2.61 193.68 3.22 139.33 12779.88 7193.33 05:10:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:20:26 18514116 27285008 4962724 15.10 468308 7846364 8454536 24.93 1464084 11686812 14064 05:30:01 16077492 25254476 6986940 21.26 476320 8214776 14250068 42.02 1553808 13983948 7652 Average: 17295804 26269742 5974832 18.18 472314 8030570 11352302 33.48 1508946 12835380 10858 05:10:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:20:26 lo 1.60 1.60 0.96 0.96 0.00 0.00 0.00 0.00 05:20:26 ens3 372.52 232.41 1646.24 83.35 0.00 0.00 0.00 0.00 05:20:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:30:01 lo 6.68 6.68 1.08 1.08 0.00 0.00 0.00 0.00 05:30:01 ens3 151.64 89.71 105.77 44.83 0.00 0.00 0.00 0.00 05:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4.06 4.06 1.02 1.02 0.00 0.00 0.00 0.00 Average: ens3 265.54 163.30 900.14 64.69 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 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-4199) 08/05/26 _x86_64_ (8 CPU) 05:08:52 LINUX RESTART (8 CPU) 05:10:14 CPU %user %nice %system %iowait %steal %idle 05:20:26 all 63.54 0.00 3.72 0.40 0.11 32.23 05:20:26 0 62.04 0.00 4.01 0.46 0.11 33.38 05:20:26 1 65.32 0.00 4.02 0.44 0.11 30.11 05:20:26 2 62.56 0.00 4.12 0.43 0.10 32.79 05:20:26 3 62.40 0.00 3.40 0.35 0.11 33.75 05:20:26 4 62.61 0.00 3.21 0.50 0.10 33.58 05:20:26 5 62.58 0.00 3.70 0.36 0.10 33.26 05:20:26 6 61.69 0.00 3.46 0.40 0.10 34.35 05:20:26 7 69.09 0.00 3.87 0.32 0.11 26.61 05:30:01 all 96.88 0.00 2.94 0.00 0.13 0.05 05:30:01 0 96.91 0.00 2.91 0.00 0.12 0.05 05:30:01 1 96.85 0.00 2.96 0.00 0.14 0.04 05:30:01 2 96.84 0.00 2.97 0.00 0.14 0.05 05:30:01 3 96.89 0.00 2.94 0.00 0.13 0.03 05:30:01 4 96.80 0.00 3.02 0.00 0.13 0.05 05:30:01 5 96.85 0.00 2.97 0.00 0.13 0.05 05:30:01 6 96.90 0.00 2.92 0.00 0.14 0.04 05:30:01 7 96.96 0.00 2.84 0.00 0.13 0.07 Average: all 79.72 0.00 3.34 0.21 0.12 16.61 Average: 0 78.96 0.00 3.48 0.23 0.12 17.21 Average: 1 80.62 0.00 3.51 0.23 0.12 15.52 Average: 2 79.20 0.00 3.56 0.22 0.12 16.90 Average: 3 79.15 0.00 3.17 0.18 0.12 17.38 Average: 4 79.20 0.00 3.12 0.26 0.11 17.32 Average: 5 79.22 0.00 3.34 0.18 0.12 17.14 Average: 6 78.78 0.00 3.20 0.20 0.12 17.70 Average: 7 82.62 0.00 3.37 0.16 0.12 13.73