---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3739 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 766 19914 4 11411 30858 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:2a:8c:c5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.115/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84746sec preferred_lft 84746sec inet6 fe80::f816:3eff:fe2a:8cc5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0e:53:0b:6f:40:2c 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-3739) 08/03/26 _x86_64_ (8 CPU) 12:06:32 LINUX RESTART (8 CPU) 12:10:18 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:20:01 75.34 0.84 49.75 24.75 26.75 7803.96 512095.33 12:30:06 11.98 0.25 10.45 1.28 7.57 3017.46 3276.18 Average: 43.09 0.54 29.75 12.80 16.98 5367.30 253070.80 12:10:18 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:20:01 16031196 24942232 7302732 22.22 473528 7975540 9271452 27.34 1518972 14099812 3128 12:30:06 16581916 26339088 5902256 17.96 481176 8777092 8349172 24.62 1609300 13420992 1932 Average: 16306556 25640660 6602494 20.09 477352 8376316 8810312 25.98 1564136 13760402 2530 12:10:18 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:20:01 lo 2.85 2.85 1.17 1.17 0.00 0.00 0.00 0.00 12:20:01 ens3 356.13 210.22 600.62 88.73 0.00 0.00 0.00 0.00 12:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:06 lo 5.37 5.37 0.88 0.88 0.00 0.00 0.00 0.00 12:30:06 ens3 125.85 72.30 107.07 43.52 0.00 0.00 0.00 0.00 12:30:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4.14 4.14 1.02 1.02 0.00 0.00 0.00 0.00 Average: ens3 238.90 140.01 349.37 65.71 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-3739) 08/03/26 _x86_64_ (8 CPU) 12:06:32 LINUX RESTART (8 CPU) 12:10:18 CPU %user %nice %system %iowait %steal %idle 12:20:01 all 77.13 0.00 2.83 0.05 0.10 19.89 12:20:01 0 76.25 0.00 3.12 0.06 0.10 20.46 12:20:01 1 78.07 0.00 2.64 0.04 0.10 19.15 12:20:01 2 81.67 0.00 2.58 0.02 0.10 15.63 12:20:01 3 77.73 0.00 2.87 0.10 0.11 19.19 12:20:01 4 77.47 0.00 2.74 0.02 0.10 19.67 12:20:01 5 74.96 0.00 2.90 0.02 0.11 22.02 12:20:01 6 75.50 0.00 2.86 0.10 0.10 21.44 12:20:01 7 75.35 0.00 2.90 0.05 0.10 21.59 12:30:06 all 96.92 0.00 2.92 0.00 0.12 0.04 12:30:06 0 97.06 0.00 2.78 0.00 0.12 0.04 12:30:06 1 96.96 0.00 2.89 0.00 0.12 0.03 12:30:06 2 96.95 0.00 2.90 0.00 0.12 0.03 12:30:06 3 96.84 0.00 2.99 0.00 0.12 0.05 12:30:06 4 97.02 0.00 2.83 0.00 0.12 0.03 12:30:06 5 96.75 0.00 3.09 0.00 0.12 0.04 12:30:06 6 96.86 0.00 2.99 0.00 0.12 0.03 12:30:06 7 96.93 0.00 2.92 0.00 0.11 0.03 Average: all 87.20 0.00 2.88 0.02 0.11 9.79 Average: 0 86.85 0.00 2.95 0.03 0.11 10.06 Average: 1 87.67 0.00 2.77 0.02 0.11 9.43 Average: 2 89.45 0.00 2.74 0.01 0.11 7.69 Average: 3 87.47 0.00 2.93 0.05 0.11 9.44 Average: 4 87.43 0.00 2.79 0.01 0.11 9.67 Average: 5 86.06 0.00 2.99 0.01 0.11 10.83 Average: 6 86.37 0.00 2.93 0.05 0.11 10.54 Average: 7 86.34 0.00 2.91 0.02 0.11 10.62