---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10863 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 11G 67G 15% / 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 701 9459 4 5829 14945 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:5a:e9:c9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.52/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84334sec preferred_lft 84334sec inet6 fe80::f816:3eff:fe5a:e9c9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8a:4a:04:16:81:03 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-10863) 11/15/25 _x86_64_ (4 CPU) 20:46:28 LINUX RESTART (4 CPU) 20:50:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:00:01 16.49 3.13 12.18 1.18 811.00 4128.49 11543.95 21:10:04 32.06 0.12 28.23 3.71 5.64 3352.92 50833.22 21:20:10 22.85 0.16 19.50 3.19 11.28 6141.80 15998.00 Average: 23.84 1.12 20.02 2.70 272.16 4546.07 26203.70 20:50:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:00:01 9388364 13080876 2877180 17.57 143296 3665604 3203076 18.39 845260 5752472 14628 21:10:04 9185872 13528984 2422208 14.79 181416 4219940 2649800 15.21 1077700 5632592 15432 21:20:10 9773160 15382724 562332 3.43 204564 5392388 1091876 6.27 1181368 4878136 12684 Average: 9449132 13997528 1953907 11.93 176425 4425977 2314917 13.29 1034776 5421067 14248 20:50:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:00:01 lo 94.04 94.04 88.93 88.93 0.00 0.00 0.00 0.00 21:00:01 ens3 87.42 70.20 816.10 13.13 0.00 0.00 0.00 0.00 21:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:04 lo 1659.64 1659.64 1581.27 1581.27 0.00 0.00 0.00 0.00 21:10:04 ens3 56.60 43.39 111.86 14.53 0.00 0.00 0.00 0.00 21:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:20:10 lo 406.65 406.65 379.23 379.23 0.00 0.00 0.00 0.00 21:20:10 ens3 92.74 84.31 227.45 231.25 0.00 0.00 0.00 0.00 21:20:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 723.66 723.66 686.51 686.51 0.00 0.00 0.00 0.00 Average: ens3 78.89 65.96 382.14 86.99 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-10863) 11/15/25 _x86_64_ (4 CPU) 20:46:28 LINUX RESTART (4 CPU) 20:50:10 CPU %user %nice %system %iowait %steal %idle 21:00:01 all 34.96 0.00 1.27 0.18 0.06 63.54 21:00:01 0 35.11 0.00 1.06 0.24 0.06 63.54 21:00:01 1 34.67 0.00 1.34 0.18 0.06 63.75 21:00:01 2 35.90 0.00 1.47 0.19 0.06 62.39 21:00:01 3 34.16 0.00 1.20 0.10 0.06 64.48 21:10:04 all 63.10 0.00 2.57 0.09 0.09 34.15 21:10:04 0 62.63 0.00 2.34 0.10 0.09 34.83 21:10:04 1 64.91 0.00 2.34 0.09 0.09 32.57 21:10:04 2 62.06 0.00 2.68 0.09 0.09 35.07 21:10:04 3 62.81 0.00 2.91 0.07 0.10 34.11 21:20:10 all 49.39 0.00 1.84 0.15 0.08 48.55 21:20:10 0 46.00 0.00 1.47 0.05 0.08 52.41 21:20:10 1 45.14 0.00 1.51 0.21 0.08 53.07 21:20:10 2 55.07 0.00 2.24 0.11 0.08 42.49 21:20:10 3 51.35 0.00 2.13 0.21 0.08 46.23 Average: all 49.23 0.00 1.89 0.14 0.08 48.66 Average: 0 47.98 0.00 1.62 0.13 0.08 50.19 Average: 1 48.31 0.00 1.73 0.16 0.08 49.72 Average: 2 51.10 0.00 2.13 0.13 0.08 46.56 Average: 3 49.52 0.00 2.08 0.13 0.08 48.19