---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-14619 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 690 8623 4 6675 14956 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:12:04:fa brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.126/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84316sec preferred_lft 84316sec inet6 fe80::f816:3eff:fe12:4fa/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d2:0d:19:9c:99:33 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-14619) 12/17/25 _x86_64_ (4 CPU) 16:09:49 LINUX RESTART (4 CPU) 16:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:20:09 67.36 12.12 51.94 3.30 2054.12 10494.51 9815.28 16:30:09 24.38 0.01 21.58 2.79 0.23 2195.27 5861.97 16:40:09 28.54 0.12 25.45 2.97 6.27 9512.29 7241.92 Average: 40.24 4.13 33.09 3.02 694.42 7417.77 7651.73 16:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:20:09 9751312 13353524 2604776 15.91 134640 3604344 2769852 15.90 811552 5435480 27148 16:30:09 8784796 12794068 3161288 19.31 149704 3963020 3474824 19.95 925660 6243404 28864 16:40:09 8874544 15348512 598272 3.65 177180 6315196 1109172 6.37 1778592 5190396 27044 Average: 9136884 13832035 2121445 12.96 153841 4627520 2451283 14.07 1171935 5623093 27685 16:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:20:09 lo 1041.11 1041.11 985.78 985.78 0.00 0.00 0.00 0.00 16:20:09 ens3 165.50 123.18 1425.85 25.63 0.00 0.00 0.00 0.00 16:20:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:30:09 lo 1177.60 1177.60 1121.14 1121.14 0.00 0.00 0.00 0.00 16:30:09 ens3 41.94 34.56 25.41 12.80 0.00 0.00 0.00 0.00 16:30:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:09 lo 834.68 834.68 5219.63 5219.63 0.00 0.00 0.00 0.00 16:40:09 ens3 49.16 43.80 122.85 175.11 0.00 0.00 0.00 0.00 16:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1017.93 1017.93 2434.15 2434.15 0.00 0.00 0.00 0.00 Average: ens3 85.98 67.49 529.67 70.93 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-14619) 12/17/25 _x86_64_ (4 CPU) 16:09:49 LINUX RESTART (4 CPU) 16:10:00 CPU %user %nice %system %iowait %steal %idle 16:20:09 all 48.07 0.00 2.36 0.94 0.09 48.53 16:20:09 0 49.74 0.00 2.34 0.70 0.09 47.12 16:20:09 1 46.55 0.00 2.32 0.38 0.09 50.66 16:20:09 2 46.55 0.00 2.35 1.27 0.09 49.74 16:20:09 3 49.44 0.00 2.44 1.41 0.09 46.62 16:30:09 all 65.50 0.00 2.42 0.16 0.12 31.79 16:30:09 0 67.14 0.00 2.52 0.18 0.12 30.04 16:30:09 1 64.82 0.00 2.23 0.19 0.12 32.64 16:30:09 2 65.50 0.00 2.68 0.16 0.12 31.54 16:30:09 3 64.55 0.00 2.25 0.13 0.12 32.95 16:40:09 all 45.62 0.00 1.87 0.39 0.09 52.04 16:40:09 0 51.16 0.00 1.81 0.28 0.09 46.67 16:40:09 1 43.37 0.00 2.29 0.09 0.08 54.17 16:40:09 2 43.38 0.00 1.63 0.77 0.09 54.13 16:40:09 3 44.55 0.00 1.74 0.41 0.09 53.20 Average: all 53.03 0.00 2.22 0.50 0.10 44.15 Average: 0 55.98 0.00 2.22 0.39 0.10 41.31 Average: 1 51.55 0.00 2.28 0.22 0.10 45.85 Average: 2 51.78 0.00 2.22 0.74 0.10 45.16 Average: 3 52.82 0.00 2.15 0.65 0.10 44.28