---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-5231 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: 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 1014 19452 4 11625 30610 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:e9:ee:1b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.23/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84742sec preferred_lft 84742sec inet6 fe80::f816:3eff:fee9:ee1b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:0d:2a:2f:60:dc 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 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-5231) 07/04/26 _x86_64_ (8 CPU) 20:52:22 LINUX RESTART (8 CPU) 21:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:10:05 13.41 0.55 11.78 1.08 12.95 2445.10 1035.36 Average: 13.41 0.55 11.78 1.08 12.95 2445.10 1035.36 21:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:10:05 16226392 25413004 6830108 20.78 475876 8231356 11295412 33.31 1568204 13821872 276 Average: 16226392 25413004 6830108 20.78 475876 8231356 11295412 33.31 1568204 13821872 276 21:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:10:05 lo 7.10 7.10 1.90 1.90 0.00 0.00 0.00 0.00 21:10:05 ens3 190.01 115.47 166.21 53.03 0.00 0.00 0.00 0.00 21:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 7.10 7.10 1.90 1.90 0.00 0.00 0.00 0.00 Average: ens3 190.01 115.47 166.21 53.03 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 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-5231) 07/04/26 _x86_64_ (8 CPU) 20:52:22 LINUX RESTART (8 CPU) 21:00:01 CPU %user %nice %system %iowait %steal %idle 21:10:05 all 87.56 0.00 2.58 0.01 0.12 9.72 21:10:05 0 88.46 0.00 2.52 0.00 0.12 8.89 21:10:05 1 86.32 0.00 2.41 0.00 0.11 11.15 21:10:05 2 86.58 0.00 2.52 0.00 0.12 10.77 21:10:05 3 88.44 0.00 2.62 0.01 0.12 8.82 21:10:05 4 86.68 0.00 2.53 0.00 0.12 10.67 21:10:05 5 89.03 0.00 2.49 0.02 0.12 8.34 21:10:05 6 87.37 0.00 2.74 0.01 0.12 9.75 21:10:05 7 87.63 0.00 2.83 0.03 0.12 9.39 Average: all 87.56 0.00 2.58 0.01 0.12 9.72 Average: 0 88.46 0.00 2.52 0.00 0.12 8.89 Average: 1 86.32 0.00 2.41 0.00 0.11 11.15 Average: 2 86.58 0.00 2.52 0.00 0.12 10.77 Average: 3 88.44 0.00 2.62 0.01 0.12 8.82 Average: 4 86.68 0.00 2.53 0.00 0.12 10.67 Average: 5 89.03 0.00 2.49 0.02 0.12 8.34 Average: 6 87.37 0.00 2.74 0.01 0.12 9.75 Average: 7 87.63 0.00 2.83 0.03 0.12 9.39