---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-33971 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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: 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 12G 144G 8% / 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 793 25107 4 6191 30830 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:2d:1f:a2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.237/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 85613sec preferred_lft 85613sec inet6 fe80::f816:3eff:fe2d:1fa2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5e:a7:b1:61:bd:0f 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-33971) 07/08/26 _x86_64_ (8 CPU) 08:27:24 LINUX RESTART (8 CPU) 08:30:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:40:02 41.02 3.98 35.25 1.80 189.13 13418.26 4708.49 Average: 41.02 3.98 35.25 1.80 189.13 13418.26 4708.49 08:30:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:40:02 25749444 31602596 701616 2.14 159380 5871608 1211628 3.57 1363940 5218040 234204 Average: 25749444 31602596 701616 2.14 159380 5871608 1211628 3.57 1363940 5218040 234204 08:30:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:40:02 lo 149.24 149.24 149.46 149.46 0.00 0.00 0.00 0.00 08:40:02 ens3 533.27 297.71 1130.43 1150.09 0.00 0.00 0.00 0.00 08:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 149.24 149.24 149.46 149.46 0.00 0.00 0.00 0.00 Average: ens3 533.27 297.71 1130.43 1150.09 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-33971) 07/08/26 _x86_64_ (8 CPU) 08:27:24 LINUX RESTART (8 CPU) 08:30:02 CPU %user %nice %system %iowait %steal %idle 08:40:02 all 12.47 0.00 1.11 0.86 0.06 85.51 08:40:02 0 11.09 0.00 1.10 0.30 0.05 87.46 08:40:02 1 10.42 0.00 0.96 0.74 0.05 87.82 08:40:02 2 11.50 0.00 0.73 0.59 0.05 87.14 08:40:02 3 16.84 0.00 1.29 0.90 0.06 80.91 08:40:02 4 17.66 0.00 1.40 1.78 0.07 79.10 08:40:02 5 11.80 0.00 1.09 0.64 0.06 86.40 08:40:02 6 11.57 0.00 1.33 0.68 0.05 86.36 08:40:02 7 8.86 0.00 0.98 1.25 0.05 88.86 Average: all 12.47 0.00 1.11 0.86 0.06 85.51 Average: 0 11.09 0.00 1.10 0.30 0.05 87.46 Average: 1 10.42 0.00 0.96 0.74 0.05 87.82 Average: 2 11.50 0.00 0.73 0.59 0.05 87.14 Average: 3 16.84 0.00 1.29 0.90 0.06 80.91 Average: 4 17.66 0.00 1.40 1.78 0.07 79.10 Average: 5 11.80 0.00 1.09 0.64 0.06 86.40 Average: 6 11.57 0.00 1.33 0.68 0.05 86.36 Average: 7 8.86 0.00 0.98 1.25 0.05 88.86