---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1719 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 15G 141G 10% / 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 768 23934 4 7389 30855 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:69:b3:e4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.196/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85556sec preferred_lft 85556sec inet6 fe80::f816:3eff:fe69:b3e4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 52:94:c2:16:ed:56 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::5094:c2ff:fe16:ed56/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-1719) 07/21/26 _x86_64_ (8 CPU) 16:08:54 LINUX RESTART (8 CPU) 16:10:33 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:20:09 68.55 3.01 63.50 2.04 211.79 13870.26 10880.26 Average: 68.55 3.01 63.50 2.04 211.79 13870.26 10880.26 16:10:33 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:20:09 23235308 28953348 3326692 10.12 160900 5720724 4187112 12.35 682688 8394416 1764 Average: 23235308 28953348 3326692 10.12 160900 5720724 4187112 12.35 682688 8394416 1764 16:10:33 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:20:09 lo 204.21 204.21 35.52 35.52 0.00 0.00 0.00 0.00 16:20:09 ens3 179.58 99.04 2404.19 20.99 0.00 0.00 0.00 0.00 16:20:09 docker0 85.88 88.32 16.90 16.96 0.00 0.00 0.00 0.00 16:20:09 vethd0d2773 1.24 1.40 0.15 0.26 0.00 0.00 0.00 0.00 16:20:09 vethf3d6996 0.01 0.06 0.00 0.03 0.00 0.00 0.00 0.00 Average: lo 204.21 204.21 35.52 35.52 0.00 0.00 0.00 0.00 Average: ens3 179.58 99.04 2404.19 20.99 0.00 0.00 0.00 0.00 Average: docker0 85.88 88.32 16.90 16.96 0.00 0.00 0.00 0.00 Average: vethd0d2773 1.24 1.40 0.15 0.26 0.00 0.00 0.00 0.00 Average: vethf3d6996 0.01 0.06 0.00 0.03 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-1719) 07/21/26 _x86_64_ (8 CPU) 16:08:54 LINUX RESTART (8 CPU) 16:10:33 CPU %user %nice %system %iowait %steal %idle 16:20:09 all 21.19 0.00 1.42 1.50 0.09 75.81 16:20:09 0 20.98 0.00 1.38 0.51 0.09 77.04 16:20:09 1 20.72 0.00 1.71 3.97 0.09 73.51 16:20:09 2 19.50 0.00 1.28 1.38 0.09 77.76 16:20:09 3 21.63 0.00 1.32 0.94 0.09 76.02 16:20:09 4 20.95 0.00 1.45 2.01 0.08 75.50 16:20:09 5 20.85 0.00 1.45 0.71 0.09 76.90 16:20:09 6 21.46 0.00 1.42 1.42 0.09 75.61 16:20:09 7 23.42 0.00 1.37 1.03 0.09 74.10 Average: all 21.19 0.00 1.42 1.50 0.09 75.81 Average: 0 20.98 0.00 1.38 0.51 0.09 77.04 Average: 1 20.72 0.00 1.71 3.97 0.09 73.51 Average: 2 19.50 0.00 1.28 1.38 0.09 77.76 Average: 3 21.63 0.00 1.32 0.94 0.09 76.02 Average: 4 20.95 0.00 1.45 2.01 0.08 75.50 Average: 5 20.85 0.00 1.45 0.71 0.09 76.90 Average: 6 21.46 0.00 1.42 1.42 0.09 75.61 Average: 7 23.42 0.00 1.37 1.03 0.09 74.10