---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-18054 5.15.0-179-generic #189-Ubuntu SMP Tue May 5 18:20:56 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 15G 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 766 23846 4 7479 30858 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:70:85:c9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.125/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85294sec preferred_lft 85294sec inet6 fe80::f816:3eff:fe70:85c9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 36:f3:1d:e0:5a:58 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::34f3:1dff:fee0:5a58/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-18054) 06/19/26 _x86_64_ (8 CPU) 13:45:26 LINUX RESTART (8 CPU) 13:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:00:16 26.56 0.14 25.42 1.01 6.68 3430.63 2949.57 Average: 26.56 0.14 25.42 1.01 6.68 3430.63 2949.57 13:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:00:16 22594236 28117980 4161360 12.66 157484 5537988 5813232 17.14 646392 9080876 2404 Average: 22594236 28117980 4161360 12.66 157484 5537988 5813232 17.14 646392 9080876 2404 13:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:00:16 lo 60.34 60.34 12.55 12.55 0.00 0.00 0.00 0.00 14:00:16 ens3 90.66 44.42 387.23 12.75 0.00 0.00 0.00 0.00 14:00:16 docker0 24.74 25.81 6.67 5.48 0.00 0.00 0.00 0.00 14:00:16 veth7753184 21.28 22.29 5.14 3.38 0.00 0.00 0.00 0.00 14:00:16 vetha22919d 1.85 1.85 0.22 0.47 0.00 0.00 0.00 0.00 Average: lo 60.34 60.34 12.55 12.55 0.00 0.00 0.00 0.00 Average: ens3 90.66 44.42 387.23 12.75 0.00 0.00 0.00 0.00 Average: docker0 24.74 25.81 6.67 5.48 0.00 0.00 0.00 0.00 Average: veth7753184 21.28 22.29 5.14 3.38 0.00 0.00 0.00 0.00 Average: vetha22919d 1.85 1.85 0.22 0.47 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-18054) 06/19/26 _x86_64_ (8 CPU) 13:45:26 LINUX RESTART (8 CPU) 13:50:01 CPU %user %nice %system %iowait %steal %idle 14:00:16 all 8.69 0.00 0.59 0.07 0.05 90.60 14:00:16 0 8.91 0.00 0.56 0.02 0.04 90.47 14:00:16 1 8.23 0.00 0.62 0.12 0.04 90.99 14:00:16 2 10.72 0.00 0.65 0.03 0.05 88.55 14:00:16 3 8.64 0.00 0.55 0.01 0.04 90.76 14:00:16 4 8.82 0.00 0.64 0.04 0.04 90.47 14:00:16 5 8.94 0.00 0.58 0.09 0.05 90.34 14:00:16 6 8.38 0.00 0.55 0.02 0.05 91.00 14:00:16 7 6.90 0.00 0.59 0.22 0.06 92.23 Average: all 8.69 0.00 0.59 0.07 0.05 90.60 Average: 0 8.91 0.00 0.56 0.02 0.04 90.47 Average: 1 8.23 0.00 0.62 0.12 0.04 90.99 Average: 2 10.72 0.00 0.65 0.03 0.05 88.55 Average: 3 8.64 0.00 0.55 0.01 0.04 90.76 Average: 4 8.82 0.00 0.64 0.04 0.04 90.47 Average: 5 8.94 0.00 0.58 0.09 0.05 90.34 Average: 6 8.38 0.00 0.55 0.02 0.05 91.00 Average: 7 6.90 0.00 0.59 0.22 0.06 92.23