---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-14567 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 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 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 12G 66G 16% / 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 647 8956 4 6385 14999 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:7f:20:0c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.139/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84513sec preferred_lft 84513sec inet6 fe80::f816:3eff:fe7f:200c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a6:8a:72:15:e4:73 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-14567) 12/17/25 _x86_64_ (4 CPU) 10:39:26 LINUX RESTART (4 CPU) 10:40:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:50:01 33.38 4.63 26.27 2.48 629.59 4791.16 4500.85 11:00:03 26.61 0.03 23.47 3.12 0.45 2401.61 9026.15 11:10:03 30.87 0.13 27.57 3.16 6.75 9096.57 10098.28 Average: 30.26 1.57 25.76 2.92 208.55 5430.92 7904.34 10:40:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:50:01 10028620 13286336 2675252 16.34 121396 3289700 2832616 16.26 724100 5272012 61216 11:00:03 9356660 13046876 2911088 17.78 143756 3662392 3027132 17.38 854344 5759568 29072 11:10:03 9202828 15379364 568344 3.47 170672 6036868 1093824 6.28 1707504 4969168 13120 Average: 9529369 13904192 2051561 12.53 145275 4329653 2317857 13.30 1095316 5333583 34469 10:40:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:50:01 lo 840.76 840.76 799.59 799.59 0.00 0.00 0.00 0.00 10:50:01 ens3 119.53 93.45 1069.52 18.01 0.00 0.00 0.00 0.00 10:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:03 lo 1318.45 1318.45 1250.08 1250.08 0.00 0.00 0.00 0.00 11:00:03 ens3 44.64 35.09 22.98 13.10 0.00 0.00 0.00 0.00 11:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:03 lo 804.80 804.80 755.25 755.25 0.00 0.00 0.00 0.00 11:10:03 ens3 114.15 113.42 168.13 1056.65 0.00 0.00 0.00 0.00 11:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 989.66 989.66 936.51 936.51 0.00 0.00 0.00 0.00 Average: ens3 92.49 80.49 414.35 364.94 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-14567) 12/17/25 _x86_64_ (4 CPU) 10:39:26 LINUX RESTART (4 CPU) 10:40:15 CPU %user %nice %system %iowait %steal %idle 10:50:01 all 35.91 0.00 1.66 0.36 0.07 62.00 10:50:01 0 37.20 0.00 1.75 0.29 0.06 60.70 10:50:01 1 34.57 0.00 1.53 0.55 0.08 63.27 10:50:01 2 37.60 0.00 1.62 0.40 0.07 60.32 10:50:01 3 34.27 0.00 1.74 0.22 0.07 63.71 11:00:03 all 65.22 0.00 2.35 0.11 0.10 32.22 11:00:03 0 66.49 0.00 2.22 0.13 0.10 31.05 11:00:03 1 65.23 0.00 2.36 0.12 0.10 32.19 11:00:03 2 65.19 0.00 2.32 0.08 0.10 32.31 11:00:03 3 63.94 0.00 2.49 0.13 0.10 33.33 11:10:03 all 40.75 0.00 1.83 0.94 0.08 56.40 11:10:03 0 36.53 0.00 1.94 0.14 0.08 61.32 11:10:03 1 38.95 0.00 1.84 1.17 0.08 57.97 11:10:03 2 43.61 0.00 1.98 1.51 0.08 52.83 11:10:03 3 43.93 0.00 1.55 0.95 0.08 53.49 Average: all 47.40 0.00 1.95 0.47 0.08 50.10 Average: 0 46.83 0.00 1.97 0.19 0.08 50.93 Average: 1 46.36 0.00 1.91 0.61 0.08 51.03 Average: 2 48.90 0.00 1.97 0.66 0.08 48.38 Average: 3 47.50 0.00 1.93 0.44 0.08 50.05