---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-83 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 14G 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 774 24142 4 7175 30850 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:fe:18:41 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.76/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85362sec preferred_lft 85362sec inet6 fe80::f816:3eff:fefe:1841/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ba:de:bc:a4:56:cd 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::b8de:bcff:fea4:56cd/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-83) 07/22/26 _x86_64_ (8 CPU) 09:04:16 LINUX RESTART (8 CPU) 09:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:20:21 40.30 1.87 37.30 1.13 312.34 7795.47 10008.04 Average: 40.30 1.87 37.30 1.13 312.34 7795.47 10008.04 09:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:20:21 23088668 29933476 2360316 7.18 161128 6803544 2751260 8.11 792460 8360372 30544 Average: 23088668 29933476 2360316 7.18 161128 6803544 2751260 8.11 792460 8360372 30544 09:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:20:21 lo 188.16 188.16 32.81 32.81 0.00 0.00 0.00 0.00 09:20:21 ens3 94.67 41.81 472.84 12.31 0.00 0.00 0.00 0.00 09:20:21 docker0 79.71 81.86 15.70 15.76 0.00 0.00 0.00 0.00 Average: lo 188.16 188.16 32.81 32.81 0.00 0.00 0.00 0.00 Average: ens3 94.67 41.81 472.84 12.31 0.00 0.00 0.00 0.00 Average: docker0 79.71 81.86 15.70 15.76 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-83) 07/22/26 _x86_64_ (8 CPU) 09:04:16 LINUX RESTART (8 CPU) 09:10:01 CPU %user %nice %system %iowait %steal %idle 09:20:21 all 15.66 0.00 0.99 1.10 0.08 82.17 09:20:21 0 15.00 0.00 0.97 2.34 0.07 81.61 09:20:21 1 14.78 0.00 1.05 0.74 0.08 83.35 09:20:21 2 17.76 0.00 1.01 0.32 0.08 80.84 09:20:21 3 16.90 0.00 1.03 0.66 0.08 81.33 09:20:21 4 15.49 0.00 0.91 0.58 0.07 82.95 09:20:21 5 13.38 0.00 1.06 0.24 0.07 85.25 09:20:21 6 13.68 0.00 0.91 0.43 0.07 84.92 09:20:21 7 18.26 0.00 0.99 3.51 0.08 77.15 Average: all 15.66 0.00 0.99 1.10 0.08 82.17 Average: 0 15.00 0.00 0.97 2.34 0.07 81.61 Average: 1 14.78 0.00 1.05 0.74 0.08 83.35 Average: 2 17.76 0.00 1.01 0.32 0.08 80.84 Average: 3 16.90 0.00 1.03 0.66 0.08 81.33 Average: 4 15.49 0.00 0.91 0.58 0.07 82.95 Average: 5 13.38 0.00 1.06 0.24 0.07 85.25 Average: 6 13.68 0.00 0.91 0.43 0.07 84.92 Average: 7 18.26 0.00 0.99 3.51 0.08 77.15