---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-9710 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 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 700 9634 4 5653 14946 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:c9:4d:2d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.162/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83017sec preferred_lft 83017sec inet6 fe80::f816:3eff:fec9:4d2d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e2:5f:ed:13:1f:59 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-9710) 12/05/25 _x86_64_ (4 CPU) 15:20:02 LINUX RESTART (4 CPU) 15:30:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:40:00 1.26 0.01 1.25 0.01 0.04 16.14 407.56 15:50:00 30.31 3.02 26.70 0.60 191.97 2174.92 535.43 16:00:15 27.63 1.72 23.52 2.39 78.68 4571.03 4959.56 16:10:01 30.79 0.07 27.50 3.23 1.53 5999.88 10870.84 Average: 22.55 1.22 19.78 1.56 68.77 3193.20 4170.56 15:30:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:40:00 13532628 15527376 487364 2.98 59092 2160152 1134100 6.51 322988 2272164 8 15:50:00 11891772 14666536 1300452 7.94 110012 2848408 1767664 10.15 472732 3682736 202044 16:00:15 9125608 13103988 2851204 17.41 162508 3900616 3057604 17.55 864472 5955700 183936 16:10:01 7657100 12838940 3110308 19.00 190372 5012224 3434616 19.71 1134504 7081444 18996 Average: 10551777 14034210 1937332 11.83 130496 3480350 2348496 13.48 698674 4748011 101246 15:30:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:40:00 lo 0.08 0.08 0.01 0.01 0.00 0.00 0.00 0.00 15:40:00 ens3 0.40 0.13 0.10 0.06 0.00 0.00 0.00 0.00 15:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:00 lo 0.29 0.29 0.03 0.03 0.00 0.00 0.00 0.00 15:50:00 ens3 68.14 54.29 565.68 11.66 0.00 0.00 0.00 0.00 15:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:15 lo 1031.70 1031.70 982.68 982.68 0.00 0.00 0.00 0.00 16:00:15 ens3 72.83 57.07 321.71 15.69 0.00 0.00 0.00 0.00 16:00:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:01 lo 1134.30 1134.30 1080.32 1080.32 0.00 0.00 0.00 0.00 16:10:01 ens3 56.23 42.94 234.30 12.55 0.00 0.00 0.00 0.00 16:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 543.00 543.00 517.10 517.10 0.00 0.00 0.00 0.00 Average: ens3 49.68 38.83 281.97 10.04 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-9710) 12/05/25 _x86_64_ (4 CPU) 15:20:02 LINUX RESTART (4 CPU) 15:30:08 CPU %user %nice %system %iowait %steal %idle 15:40:00 all 0.07 0.00 0.03 0.01 0.01 99.87 15:40:00 0 0.07 0.00 0.02 0.00 0.01 99.91 15:40:00 1 0.05 0.00 0.03 0.00 0.02 99.89 15:40:00 2 0.14 0.00 0.06 0.02 0.02 99.76 15:40:00 3 0.03 0.00 0.02 0.01 0.01 99.93 15:50:00 all 5.63 0.00 0.42 0.30 0.02 93.62 15:50:00 0 3.76 0.00 0.39 0.91 0.02 94.91 15:50:00 1 8.06 0.00 0.50 0.12 0.03 91.30 15:50:00 2 4.10 0.00 0.33 0.06 0.03 95.48 15:50:00 3 6.61 0.00 0.46 0.13 0.02 92.79 16:00:15 all 66.22 0.00 2.25 0.08 0.10 31.35 16:00:15 0 66.26 0.00 2.62 0.10 0.10 30.92 16:00:15 1 64.48 0.00 2.00 0.07 0.10 33.35 16:00:15 2 66.63 0.00 2.19 0.08 0.10 31.00 16:00:15 3 67.52 0.00 2.20 0.06 0.10 30.11 16:10:01 all 56.38 0.00 2.22 0.10 0.10 41.20 16:10:01 0 57.99 0.00 2.46 0.09 0.11 39.34 16:10:01 1 53.58 0.00 2.26 0.07 0.10 43.99 16:10:01 2 58.91 0.00 2.21 0.09 0.10 38.69 16:10:01 3 55.04 0.00 1.94 0.15 0.10 42.77 Average: all 32.22 0.00 1.23 0.12 0.06 66.37 Average: 0 32.15 0.00 1.38 0.28 0.06 66.14 Average: 1 31.69 0.00 1.20 0.06 0.06 66.98 Average: 2 32.57 0.00 1.20 0.06 0.06 66.11 Average: 3 32.46 0.00 1.16 0.09 0.06 66.23