---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-13227 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: 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 926 19851 4 11313 30698 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:53:7c:2b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.205/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84732sec preferred_lft 84732sec inet6 fe80::f816:3eff:fe53:7c2b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2a:1f:ce:63:3e:7a 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-13227) 08/17/26 _x86_64_ (8 CPU) 12:49:01 LINUX RESTART (8 CPU) 12:50:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:00:01 442.90 4.94 417.70 20.26 277.80 24699.15 530101.62 13:10:01 10.83 0.23 9.44 1.16 2.91 1362.20 934.49 Average: 225.35 2.57 212.14 10.64 139.39 12948.52 263655.15 12:50:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:00:01 18773652 27529404 4722140 14.37 467908 7839316 4903188 14.46 1463756 11426768 31328 13:10:01 16370120 25542240 6702096 20.39 475596 8218196 10011112 29.52 1557428 13707136 86632 Average: 17571886 26535822 5712118 17.38 471752 8028756 7457150 21.99 1510592 12566952 58980 12:50:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:00:01 lo 1.72 1.72 0.99 0.99 0.00 0.00 0.00 0.00 13:00:01 ens3 395.11 230.09 1714.37 83.90 0.00 0.00 0.00 0.00 13:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:01 lo 5.95 5.95 0.98 0.98 0.00 0.00 0.00 0.00 13:10:01 ens3 98.92 59.62 82.13 29.47 0.00 0.00 0.00 0.00 13:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3.85 3.85 0.99 0.99 0.00 0.00 0.00 0.00 Average: ens3 245.97 144.25 892.50 56.49 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-13227) 08/17/26 _x86_64_ (8 CPU) 12:49:01 LINUX RESTART (8 CPU) 12:50:09 CPU %user %nice %system %iowait %steal %idle 13:00:01 all 62.57 0.00 3.63 0.40 0.11 33.29 13:00:01 0 61.20 0.00 3.73 0.44 0.11 34.52 13:00:01 1 63.04 0.00 3.17 0.31 0.11 33.37 13:00:01 2 62.48 0.00 3.62 0.44 0.12 33.35 13:00:01 3 66.07 0.00 3.75 0.50 0.11 29.56 13:00:01 4 59.94 0.00 3.75 0.41 0.10 35.79 13:00:01 5 65.54 0.00 3.54 0.44 0.11 30.36 13:00:01 6 61.00 0.00 3.75 0.36 0.11 34.79 13:00:01 7 61.29 0.00 3.71 0.32 0.11 34.56 13:10:01 all 96.94 0.00 2.83 0.00 0.13 0.10 13:10:01 0 97.00 0.00 2.80 0.00 0.14 0.05 13:10:01 1 97.17 0.00 2.63 0.00 0.15 0.05 13:10:01 2 96.92 0.00 2.80 0.00 0.14 0.15 13:10:01 3 97.14 0.00 2.69 0.00 0.12 0.05 13:10:01 4 96.66 0.00 3.04 0.00 0.13 0.17 13:10:01 5 96.99 0.00 2.76 0.00 0.14 0.12 13:10:01 6 97.11 0.00 2.72 0.00 0.13 0.04 13:10:01 7 96.52 0.00 3.18 0.00 0.13 0.17 Average: all 79.91 0.00 3.22 0.20 0.12 16.54 Average: 0 79.25 0.00 3.26 0.22 0.13 17.15 Average: 1 80.25 0.00 2.90 0.15 0.13 16.58 Average: 2 79.85 0.00 3.20 0.22 0.13 16.60 Average: 3 81.76 0.00 3.22 0.25 0.12 14.66 Average: 4 78.48 0.00 3.39 0.20 0.11 17.81 Average: 5 81.41 0.00 3.14 0.22 0.12 15.10 Average: 6 79.23 0.00 3.23 0.18 0.12 17.25 Average: 7 79.08 0.00 3.44 0.16 0.12 17.20