---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-18761 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: 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 23G 133G 15% / 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 826 14365 4 16900 30798 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:c0:06:fe brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.69/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85195sec preferred_lft 85195sec inet6 fe80::f816:3eff:fec0:6fe/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1a:46:2a:7f:a9:11 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::1846:2aff:fe7f:a911/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-18761) 06/21/26 _x86_64_ (8 CPU) 18:15:34 LINUX RESTART (8 CPU) 18:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:30:03 310.94 1.00 299.95 10.00 16.93 54310.48 236113.10 Average: 310.94 1.00 299.95 10.00 16.93 54310.48 236113.10 18:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:30:03 14865232 30914924 1322484 4.02 442248 15125628 1896972 5.59 6686400 10022128 12544 Average: 14865232 30914924 1322484 4.02 442248 15125628 1896972 5.59 6686400 10022128 12544 18:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:30:03 lo 0.44 0.44 0.04 0.04 0.00 0.00 0.00 0.00 18:30:03 ens3 162.75 104.83 1945.51 2117.69 0.00 0.00 0.00 0.00 18:30:03 docker0 28.33 44.84 2.20 868.72 0.00 0.00 0.00 0.00 18:30:03 veth54071f3 20.98 30.86 1.56 664.33 0.00 0.00 0.00 0.05 Average: lo 0.44 0.44 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 162.75 104.83 1945.51 2117.69 0.00 0.00 0.00 0.00 Average: docker0 28.33 44.84 2.20 868.72 0.00 0.00 0.00 0.00 Average: veth54071f3 20.98 30.86 1.56 664.33 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-18761) 06/21/26 _x86_64_ (8 CPU) 18:15:34 LINUX RESTART (8 CPU) 18:20:01 CPU %user %nice %system %iowait %steal %idle 18:30:03 all 12.94 0.00 3.87 1.45 0.05 81.70 18:30:03 0 11.64 0.00 3.44 0.97 0.05 83.91 18:30:03 1 14.78 0.00 4.15 1.24 0.06 79.77 18:30:03 2 11.89 0.00 3.96 1.82 0.05 82.28 18:30:03 3 14.66 0.00 3.77 1.86 0.06 79.65 18:30:03 4 15.39 0.00 3.98 1.11 0.05 79.47 18:30:03 5 13.66 0.00 4.15 1.81 0.06 80.32 18:30:03 6 11.31 0.00 4.08 1.69 0.06 82.85 18:30:03 7 10.15 0.00 3.39 1.08 0.05 85.33 Average: all 12.94 0.00 3.87 1.45 0.05 81.70 Average: 0 11.64 0.00 3.44 0.97 0.05 83.91 Average: 1 14.78 0.00 4.15 1.24 0.06 79.77 Average: 2 11.89 0.00 3.96 1.82 0.05 82.28 Average: 3 14.66 0.00 3.77 1.86 0.06 79.65 Average: 4 15.39 0.00 3.98 1.11 0.05 79.47 Average: 5 13.66 0.00 4.15 1.81 0.06 80.32 Average: 6 11.31 0.00 4.08 1.69 0.06 82.85 Average: 7 10.15 0.00 3.39 1.08 0.05 85.33