---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3698 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 766 9284 4 5938 14880 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:df:03:c7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.163/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84000sec preferred_lft 84000sec inet6 fe80::f816:3eff:fedf:3c7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5a:ef:ca:58:e0:1a 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-3698) 12/04/25 _x86_64_ (4 CPU) 18:05:15 LINUX RESTART (4 CPU) 18:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:20:01 19.73 2.84 15.40 1.50 744.13 4034.88 21871.43 18:30:05 58.40 0.34 47.47 10.59 10.85 4353.76 19683.37 18:40:01 34.22 0.12 28.28 5.82 5.80 5247.17 12637.40 Average: 37.51 1.10 30.43 5.98 253.51 4543.17 18080.68 18:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:20:01 9976456 13657052 2301080 14.05 157508 3632172 2596544 14.90 810240 5185616 88220 18:30:05 8407824 12994820 2955196 18.05 205068 4416844 3213496 18.45 1020152 6458816 107876 18:40:01 9653500 15365104 580312 3.54 244312 5439012 1101092 6.32 1410924 4743540 232 Average: 9345927 14005659 1945529 11.88 202296 4496009 2303711 13.22 1080439 5462657 65443 18:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:20:01 lo 1.35 1.35 0.14 0.14 0.00 0.00 0.00 0.00 18:20:01 ens3 108.91 81.99 581.47 21.32 0.00 0.00 0.00 0.00 18:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:30:05 lo 5487.69 5487.69 5230.87 5230.87 0.00 0.00 0.00 0.00 18:30:05 ens3 95.46 69.88 301.86 21.94 0.00 0.00 0.00 0.00 18:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:40:01 lo 2658.02 2658.02 2525.43 2525.43 0.00 0.00 0.00 0.00 18:40:01 ens3 95.67 81.70 134.52 107.56 0.00 0.00 0.00 0.00 18:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2723.21 2723.21 2592.67 2592.67 0.00 0.00 0.00 0.00 Average: ens3 100.01 77.82 339.65 50.07 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-3698) 12/04/25 _x86_64_ (4 CPU) 18:05:15 LINUX RESTART (4 CPU) 18:10:01 CPU %user %nice %system %iowait %steal %idle 18:20:01 all 64.79 0.00 2.30 0.32 0.09 32.49 18:20:01 0 65.75 0.00 2.51 0.22 0.09 31.44 18:20:01 1 65.60 0.00 2.15 0.46 0.09 31.70 18:20:01 2 65.68 0.00 2.33 0.09 0.09 31.81 18:20:01 3 62.13 0.00 2.23 0.54 0.10 35.01 18:30:05 all 60.85 0.00 4.06 0.19 0.09 34.80 18:30:05 0 60.55 0.00 4.14 0.11 0.09 35.11 18:30:05 1 61.80 0.00 4.20 0.19 0.09 33.71 18:30:05 2 59.41 0.00 3.78 0.34 0.09 36.37 18:30:05 3 61.66 0.00 4.13 0.10 0.09 34.02 18:40:01 all 51.08 0.00 2.88 0.32 0.08 45.63 18:40:01 0 50.10 0.00 3.13 0.19 0.08 46.50 18:40:01 1 54.84 0.00 2.95 0.61 0.08 41.52 18:40:01 2 51.67 0.00 2.69 0.37 0.08 45.20 18:40:01 3 47.72 0.00 2.76 0.13 0.08 49.31 Average: all 58.93 0.00 3.09 0.28 0.09 37.61 Average: 0 58.82 0.00 3.26 0.17 0.09 37.66 Average: 1 60.76 0.00 3.11 0.42 0.09 35.62 Average: 2 58.94 0.00 2.94 0.27 0.09 37.77 Average: 3 57.20 0.00 3.04 0.26 0.09 39.41