---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-293 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: 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 18G 138G 12% / 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 991 19798 4 11302 30633 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:db:5c:94 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.79/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84741sec preferred_lft 84741sec inet6 fe80::f816:3eff:fedb:5c94/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ba:49:e7:2a:af:79 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-293) 03/28/26 _x86_64_ (8 CPU) 20:52:28 LINUX RESTART (8 CPU) 21:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:10:06 12.86 0.42 11.37 1.07 9.16 2380.92 953.85 Average: 12.86 0.42 11.37 1.07 9.16 2380.92 953.85 21:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:10:06 15816500 24687160 7557088 23.00 471040 7937828 13137404 38.74 1500544 14322840 5364 Average: 15816500 24687160 7557088 23.00 471040 7937828 13137404 38.74 1500544 14322840 5364 21:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:10:06 lo 6.99 6.99 1.89 1.89 0.00 0.00 0.00 0.00 21:10:06 ens3 192.92 120.94 168.27 56.15 0.00 0.00 0.00 0.00 21:10:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 6.99 6.99 1.89 1.89 0.00 0.00 0.00 0.00 Average: ens3 192.92 120.94 168.27 56.15 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-293) 03/28/26 _x86_64_ (8 CPU) 20:52:28 LINUX RESTART (8 CPU) 21:00:01 CPU %user %nice %system %iowait %steal %idle 21:10:06 all 86.49 0.00 2.60 0.00 0.09 10.82 21:10:06 0 88.25 0.00 2.70 0.00 0.09 8.96 21:10:06 1 85.56 0.00 2.61 0.00 0.09 11.74 21:10:06 2 86.69 0.00 2.57 0.01 0.09 10.64 21:10:06 3 88.06 0.00 2.69 0.00 0.09 9.16 21:10:06 4 84.60 0.00 2.48 0.00 0.09 12.82 21:10:06 5 90.11 0.00 2.62 0.00 0.09 7.17 21:10:06 6 84.54 0.00 2.48 0.02 0.09 12.86 21:10:06 7 84.14 0.00 2.61 0.00 0.09 13.16 Average: all 86.49 0.00 2.60 0.00 0.09 10.82 Average: 0 88.25 0.00 2.70 0.00 0.09 8.96 Average: 1 85.56 0.00 2.61 0.00 0.09 11.74 Average: 2 86.69 0.00 2.57 0.01 0.09 10.64 Average: 3 88.06 0.00 2.69 0.00 0.09 9.16 Average: 4 84.60 0.00 2.48 0.00 0.09 12.82 Average: 5 90.11 0.00 2.62 0.00 0.09 7.17 Average: 6 84.54 0.00 2.48 0.02 0.09 12.86 Average: 7 84.14 0.00 2.61 0.00 0.09 13.16