---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-39056 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 11G 145G 7% / 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 702 26119 4 5270 30922 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:b8:24:33 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.169/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 85643sec preferred_lft 85643sec inet6 fe80::f816:3eff:feb8:2433/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3e:55:7b:3f:ab:b7 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-39056) 08/20/26 _x86_64_ (8 CPU) 13:38:46 LINUX RESTART (8 CPU) 13:40:17 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:50:17 69.11 2.58 49.59 16.94 151.76 12967.67 536701.42 Average: 69.11 2.58 49.59 16.94 151.76 12967.67 536701.42 13:40:17 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:50:17 26392156 31657428 642240 1.95 230552 5148372 1234144 3.64 963360 4907564 376 Average: 26392156 31657428 642240 1.95 230552 5148372 1234144 3.64 963360 4907564 376 13:40:17 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:50:17 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 13:50:17 ens3 353.09 264.56 1307.26 145.37 0.00 0.00 0.00 0.00 13:50:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 353.09 264.56 1307.26 145.37 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-39056) 08/20/26 _x86_64_ (8 CPU) 13:38:46 LINUX RESTART (8 CPU) 13:40:17 CPU %user %nice %system %iowait %steal %idle 13:50:17 all 24.62 0.00 1.28 0.15 0.06 73.89 13:50:17 0 32.95 0.00 1.67 0.04 0.07 65.27 13:50:17 1 21.54 0.00 1.14 0.24 0.06 77.01 13:50:17 2 24.16 0.00 1.43 0.31 0.07 74.02 13:50:17 3 30.73 0.00 1.63 0.10 0.07 67.48 13:50:17 4 20.98 0.00 1.11 0.29 0.06 77.55 13:50:17 5 26.28 0.00 1.42 0.08 0.07 72.15 13:50:17 6 21.26 0.00 0.94 0.05 0.06 77.69 13:50:17 7 19.03 0.00 0.87 0.11 0.06 79.94 Average: all 24.62 0.00 1.28 0.15 0.06 73.89 Average: 0 32.95 0.00 1.67 0.04 0.07 65.27 Average: 1 21.54 0.00 1.14 0.24 0.06 77.01 Average: 2 24.16 0.00 1.43 0.31 0.07 74.02 Average: 3 30.73 0.00 1.63 0.10 0.07 67.48 Average: 4 20.98 0.00 1.11 0.29 0.06 77.55 Average: 5 26.28 0.00 1.42 0.08 0.07 72.15 Average: 6 21.26 0.00 0.94 0.05 0.06 77.69 Average: 7 19.03 0.00 0.87 0.11 0.06 79.94