---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-2515 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 17G 61G 22% / 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 684 12193 3 3111 14962 Swap: 1023 1 1022 ---> 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:74:8b:1a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.182/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84117sec preferred_lft 84117sec inet6 fe80::f816:3eff:fe74:8b1a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5a:26:21:2f:03:fa 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-16g-2515) 10/27/25 _x86_64_ (4 CPU) 16:17:01 LINUX RESTART (4 CPU) 16:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:30:14 83.25 3.82 74.49 4.94 474.72 32189.90 42476.05 16:40:06 57.77 29.42 26.74 1.61 402.46 1734.10 1336.22 16:50:01 16.06 0.07 15.27 0.72 2.81 655.77 771.00 Average: 52.65 10.99 39.21 2.45 294.86 11750.53 15161.34 16:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:30:14 2341540 6311556 9618496 58.75 252192 3640068 10545616 60.53 2047464 11341912 1000 16:40:06 4625336 7240948 8697508 53.12 257996 2408108 9333128 53.57 1838444 9395580 728 16:50:01 11052428 13777472 2166248 13.23 263084 2512296 2896572 16.63 1884848 2956284 236 Average: 6006435 9109992 6827417 41.70 257757 2853491 7591772 43.58 1923585 7897925 655 16:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:30:14 lo 11.17 11.17 11.21 11.21 0.00 0.00 0.00 0.00 16:30:14 ens3 62.17 49.69 1086.04 5.45 0.00 0.00 0.00 0.00 16:30:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:06 lo 43.88 43.88 20.60 20.60 0.00 0.00 0.00 0.00 16:40:06 ens3 2.14 1.91 0.53 1.31 0.00 0.00 0.00 0.00 16:40:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:01 lo 20.48 20.48 8.00 8.00 0.00 0.00 0.00 0.00 16:50:01 ens3 0.98 0.82 0.25 0.22 0.00 0.00 0.00 0.00 16:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 25.00 25.00 13.23 13.23 0.00 0.00 0.00 0.00 Average: ens3 22.20 17.82 370.16 2.36 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-16g-2515) 10/27/25 _x86_64_ (4 CPU) 16:17:01 LINUX RESTART (4 CPU) 16:20:01 CPU %user %nice %system %iowait %steal %idle 16:30:14 all 54.44 0.00 2.58 1.41 0.12 41.45 16:30:14 0 53.67 0.00 2.38 1.21 0.13 42.61 16:30:14 1 54.60 0.00 2.51 0.86 0.12 41.90 16:30:14 2 52.59 0.00 2.58 1.97 0.12 42.74 16:30:14 3 56.92 0.00 2.83 1.59 0.12 38.53 16:40:06 all 47.34 0.00 1.94 0.11 0.12 50.48 16:40:06 0 47.67 0.00 1.85 0.17 0.12 50.18 16:40:06 1 47.68 0.00 2.02 0.09 0.12 50.08 16:40:06 2 46.44 0.00 2.06 0.09 0.12 51.30 16:40:06 3 47.55 0.00 1.84 0.11 0.12 50.38 16:50:01 all 22.31 0.00 0.91 0.05 0.09 76.64 16:50:01 0 21.99 0.00 0.95 0.05 0.09 76.92 16:50:01 1 22.76 0.00 0.94 0.10 0.09 76.11 16:50:01 2 21.83 0.00 0.88 0.03 0.09 77.17 16:50:01 3 22.67 0.00 0.86 0.02 0.09 76.36 Average: all 41.50 0.00 1.82 0.53 0.11 56.03 Average: 0 41.24 0.00 1.74 0.48 0.11 56.43 Average: 1 41.82 0.00 1.83 0.36 0.11 55.88 Average: 2 40.41 0.00 1.85 0.71 0.11 56.92 Average: 3 42.54 0.00 1.86 0.59 0.11 54.91