---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-4997 5.15.0-153-generic #163-Ubuntu SMP Thu Aug 7 16:37:18 UTC 2025 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): 4 On-line CPU(s) list: 0-3 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): 4 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: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 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 disabled; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: Not affected ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 9.5G 68G 13% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 588 11489 4 3911 15058 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:df:74:74 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.159/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83836sec preferred_lft 83836sec inet6 fe80::f816:3eff:fedf:7474/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 02:ac:e8:5f:a3:7e 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-4997) 11/03/25 _x86_64_ (4 CPU) 10:13:00 LINUX RESTART (4 CPU) 10:20:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:30:01 1.22 0.01 1.20 0.02 0.04 15.34 442.56 10:40:01 1.03 0.00 1.02 0.01 0.00 12.58 0.12 10:50:09 5.20 2.28 2.82 0.10 135.47 891.06 475.77 Average: 2.50 0.77 1.69 0.05 45.74 310.02 306.27 10:20:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:30:01 13215504 15574108 411820 2.52 88640 2469172 969076 5.56 386992 2463576 212 10:40:01 13215000 15573896 412120 2.52 88920 2469184 969076 5.56 387276 2466180 4 10:50:09 12094508 14781308 1191572 7.28 100892 2774088 1635548 9.39 503224 3470072 38752 Average: 12841671 15309771 671837 4.10 92817 2570815 1191233 6.84 425831 2799943 12989 10:20:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:30:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:30:01 ens3 0.43 0.11 0.07 0.04 0.00 0.00 0.00 0.00 10:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:40:01 ens3 0.60 0.18 0.17 0.10 0.00 0.00 0.00 0.00 10:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:09 lo 0.28 0.28 0.03 0.03 0.00 0.00 0.00 0.00 10:50:09 ens3 36.82 29.98 356.12 4.37 0.00 0.00 0.00 0.00 10:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.16 0.16 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 12.77 10.21 120.29 1.52 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-4997) 11/03/25 _x86_64_ (4 CPU) 10:13:00 LINUX RESTART (4 CPU) 10:20:09 CPU %user %nice %system %iowait %steal %idle 10:30:01 all 0.25 0.00 0.02 0.01 0.02 99.71 10:30:01 0 0.01 0.00 0.01 0.00 0.01 99.96 10:30:01 1 0.23 0.00 0.02 0.00 0.02 99.73 10:30:01 2 0.73 0.00 0.03 0.01 0.02 99.20 10:30:01 3 0.03 0.00 0.02 0.00 0.01 99.94 10:40:01 all 0.11 0.00 0.02 0.01 0.01 99.84 10:40:01 0 0.02 0.00 0.02 0.00 0.01 99.95 10:40:01 1 0.02 0.00 0.01 0.01 0.01 99.96 10:40:01 2 0.40 0.00 0.04 0.02 0.04 99.51 10:40:01 3 0.02 0.00 0.02 0.00 0.01 99.95 10:50:09 all 8.15 0.00 0.30 0.03 0.03 91.50 10:50:09 0 7.66 0.00 0.29 0.01 0.02 92.01 10:50:09 1 8.28 0.00 0.37 0.07 0.02 91.26 10:50:09 2 7.94 0.00 0.26 0.03 0.04 91.73 10:50:09 3 8.69 0.00 0.27 0.01 0.02 91.01 Average: all 2.87 0.00 0.11 0.01 0.02 96.99 Average: 0 2.59 0.00 0.11 0.01 0.01 97.28 Average: 1 2.88 0.00 0.13 0.02 0.02 96.95 Average: 2 3.05 0.00 0.11 0.02 0.03 96.79 Average: 3 2.95 0.00 0.11 0.01 0.01 96.93