---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3163 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: 5600.00 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 642 8958 4 6388 15003 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:c6:53:23 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.158/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84486sec preferred_lft 84486sec inet6 fe80::f816:3eff:fec6:5323/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a6:f4:db:7b:b1:5e 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-3163) 12/02/25 _x86_64_ (4 CPU) 10:38:14 LINUX RESTART (4 CPU) 10:40:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:50:04 33.19 4.22 26.48 2.50 598.37 4502.92 4926.65 11:00:05 28.21 0.02 24.97 3.22 0.35 2361.78 40262.91 11:10:05 29.76 0.18 26.05 3.53 12.59 8988.46 19841.33 Average: 30.39 1.47 25.83 3.08 203.75 5283.30 21680.83 10:40:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:50:04 10102284 13385232 2575708 15.73 127016 3305064 2797124 16.06 735696 5182064 18932 11:00:05 9272672 12981912 2974544 18.17 149580 3671344 3037956 17.44 863164 5800348 11988 11:10:05 9199996 15385872 561876 3.43 173880 6041124 1093524 6.28 1732624 4954676 14372 Average: 9524984 13917672 2037376 12.44 150159 4339177 2309535 13.26 1110495 5312363 15097 10:40:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:50:04 lo 899.78 899.78 855.22 855.22 0.00 0.00 0.00 0.00 10:50:04 ens3 108.10 85.43 975.23 18.19 0.00 0.00 0.00 0.00 10:50:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:05 lo 1385.27 1385.27 1314.44 1314.44 0.00 0.00 0.00 0.00 11:00:05 ens3 42.84 35.03 23.75 12.76 0.00 0.00 0.00 0.00 11:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:05 lo 681.91 681.91 637.54 637.54 0.00 0.00 0.00 0.00 11:10:05 ens3 118.38 116.39 168.58 1059.15 0.00 0.00 0.00 0.00 11:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 989.10 989.10 935.85 935.85 0.00 0.00 0.00 0.00 Average: ens3 89.76 78.94 389.15 363.20 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-3163) 12/02/25 _x86_64_ (4 CPU) 10:38:14 LINUX RESTART (4 CPU) 10:40:04 CPU %user %nice %system %iowait %steal %idle 10:50:04 all 38.79 0.00 1.67 0.21 0.07 59.26 10:50:04 0 35.83 0.00 1.38 0.22 0.07 62.51 10:50:04 1 41.29 0.00 2.11 0.15 0.07 56.38 10:50:04 2 38.89 0.00 1.61 0.30 0.07 59.13 10:50:04 3 39.13 0.00 1.59 0.18 0.07 59.04 11:00:05 all 65.04 0.00 2.47 0.13 0.10 32.26 11:00:05 0 64.69 0.00 2.57 0.13 0.10 32.52 11:00:05 1 65.69 0.00 2.45 0.14 0.10 31.62 11:00:05 2 64.24 0.00 2.51 0.14 0.10 33.01 11:00:05 3 65.54 0.00 2.37 0.09 0.10 31.90 11:10:05 all 38.68 0.00 1.88 1.04 0.09 58.32 11:10:05 0 37.68 0.00 2.10 2.32 0.10 57.79 11:10:05 1 37.89 0.00 1.85 0.72 0.08 59.46 11:10:05 2 36.80 0.00 1.77 0.15 0.08 61.20 11:10:05 3 42.35 0.00 1.79 0.96 0.09 54.82 Average: all 47.50 0.00 2.01 0.46 0.08 49.95 Average: 0 46.07 0.00 2.02 0.89 0.09 50.94 Average: 1 48.28 0.00 2.14 0.34 0.08 49.16 Average: 2 46.64 0.00 1.96 0.20 0.08 51.12 Average: 3 49.00 0.00 1.92 0.41 0.08 48.59