---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-5300 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 24G 131G 16% / 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 838 12918 4 18335 30786 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:1a:21:af brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.153/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85409sec preferred_lft 85409sec inet6 fe80::f816:3eff:fe1a:21af/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6e:df:c0:46:31:2d 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::6cdf:c0ff:fe46:312d/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-5300) 07/05/26 _x86_64_ (8 CPU) 05:24:26 LINUX RESTART (8 CPU) 05:30:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:40:12 401.68 1.25 392.02 8.40 188.74 50830.17 279860.34 Average: 401.68 1.25 392.02 8.40 188.74 50830.17 279860.34 05:30:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:40:12 13250840 31540260 678012 2.06 507792 17117000 1554112 4.58 9837292 8308012 972 Average: 13250840 31540260 678012 2.06 507792 17117000 1554112 4.58 9837292 8308012 972 05:30:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:40:12 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 05:40:12 ens3 136.48 94.08 828.81 2770.59 0.00 0.00 0.00 0.00 05:40:12 docker0 7.96 9.07 52.64 91.86 0.00 0.00 0.00 0.00 05:40:12 veth80ad192 4.38 3.87 52.50 0.68 0.00 0.00 0.00 0.00 Average: lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 136.48 94.08 828.81 2770.59 0.00 0.00 0.00 0.00 Average: docker0 7.96 9.07 52.64 91.86 0.00 0.00 0.00 0.00 Average: veth80ad192 4.38 3.87 52.50 0.68 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-5300) 07/05/26 _x86_64_ (8 CPU) 05:24:26 LINUX RESTART (8 CPU) 05:30:09 CPU %user %nice %system %iowait %steal %idle 05:40:12 all 8.73 0.00 4.84 1.63 0.06 84.74 05:40:12 0 10.78 0.00 4.74 1.34 0.06 83.07 05:40:12 1 7.10 0.00 5.01 2.21 0.06 85.62 05:40:12 2 9.25 0.00 5.22 1.06 0.06 84.41 05:40:12 3 8.72 0.00 5.23 1.74 0.06 84.25 05:40:12 4 9.30 0.00 5.30 1.41 0.07 83.92 05:40:12 5 7.08 0.00 4.30 2.07 0.06 86.49 05:40:12 6 9.38 0.00 4.40 0.95 0.06 85.21 05:40:12 7 8.23 0.00 4.55 2.24 0.06 84.91 Average: all 8.73 0.00 4.84 1.63 0.06 84.74 Average: 0 10.78 0.00 4.74 1.34 0.06 83.07 Average: 1 7.10 0.00 5.01 2.21 0.06 85.62 Average: 2 9.25 0.00 5.22 1.06 0.06 84.41 Average: 3 8.72 0.00 5.23 1.74 0.06 84.25 Average: 4 9.30 0.00 5.30 1.41 0.07 83.92 Average: 5 7.08 0.00 4.30 2.07 0.06 86.49 Average: 6 9.38 0.00 4.40 0.95 0.06 85.21 Average: 7 8.23 0.00 4.55 2.24 0.06 84.91