---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-6216 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 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 701 28254 4 3136 30938 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:3f:fc:2f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.53/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84896sec preferred_lft 84896sec inet6 fe80::f816:3eff:fe3f:fc2f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4a:e3:0c:45:fe:7a 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 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-6216) 04/26/26 _x86_64_ (8 CPU) 12:16:10 LINUX RESTART (8 CPU) 12:20:42 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:30:20 4.63 0.26 4.07 0.30 10.78 292.05 627.40 12:40:01 36.29 2.76 32.68 0.84 221.45 1218.18 1226.94 Average: 20.51 1.52 18.43 0.57 116.46 756.62 928.14 12:20:42 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:30:20 30014520 31739156 644516 1.96 63308 1998656 1527852 4.51 214592 2341620 124 12:40:01 29286396 31623336 725812 2.21 101488 2542704 1572316 4.64 327372 2923896 318588 Average: 29650458 31681246 685164 2.08 82398 2270680 1550084 4.57 270982 2632758 159356 12:20:42 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:30:20 lo 0.14 0.14 0.01 0.01 0.00 0.00 0.00 0.00 12:30:20 ens3 5.64 3.21 89.15 1.01 0.00 0.00 0.00 0.00 12:30:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 lo 0.37 0.37 0.07 0.07 0.00 0.00 0.00 0.00 12:40:01 ens3 27.31 18.73 238.84 7.21 0.00 0.00 0.00 0.00 12:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.26 0.26 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 16.51 11.00 164.24 4.12 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 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-6216) 04/26/26 _x86_64_ (8 CPU) 12:16:10 LINUX RESTART (8 CPU) 12:20:42 CPU %user %nice %system %iowait %steal %idle 12:30:20 all 0.19 0.00 0.07 0.03 0.01 99.70 12:30:20 0 0.08 0.00 0.06 0.01 0.01 99.84 12:30:20 1 0.63 0.00 0.04 0.01 0.02 99.30 12:30:20 2 0.14 0.00 0.05 0.02 0.02 99.77 12:30:20 3 0.21 0.00 0.05 0.01 0.00 99.73 12:30:20 4 0.08 0.00 0.19 0.01 0.02 99.70 12:30:20 5 0.11 0.00 0.06 0.01 0.02 99.80 12:30:20 6 0.15 0.00 0.05 0.06 0.01 99.74 12:30:20 7 0.09 0.00 0.05 0.15 0.01 99.70 12:40:01 all 1.32 0.00 0.15 0.14 0.02 98.38 12:40:01 0 0.37 0.00 0.15 0.26 0.01 99.20 12:40:01 1 1.08 0.00 0.10 0.03 0.02 98.76 12:40:01 2 0.86 0.00 0.14 0.05 0.04 98.91 12:40:01 3 0.90 0.00 0.09 0.01 0.01 98.99 12:40:01 4 2.66 0.00 0.17 0.09 0.01 97.08 12:40:01 5 3.24 0.00 0.27 0.20 0.02 96.27 12:40:01 6 0.40 0.00 0.07 0.00 0.01 99.53 12:40:01 7 1.05 0.00 0.20 0.46 0.02 98.28 Average: all 0.76 0.00 0.11 0.09 0.01 99.03 Average: 0 0.23 0.00 0.11 0.13 0.01 99.52 Average: 1 0.86 0.00 0.07 0.02 0.02 99.03 Average: 2 0.50 0.00 0.09 0.03 0.03 99.34 Average: 3 0.56 0.00 0.07 0.01 0.00 99.36 Average: 4 1.38 0.00 0.18 0.05 0.01 98.38 Average: 5 1.68 0.00 0.16 0.10 0.02 98.03 Average: 6 0.28 0.00 0.06 0.03 0.01 99.63 Average: 7 0.57 0.00 0.13 0.30 0.01 98.98