---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-5679 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 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 655 8833 4 6500 14991 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:2f:25:68 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.230/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84053sec preferred_lft 84053sec inet6 fe80::f816:3eff:fe2f:2568/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 32:99:2c:e0:3e:96 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-5679) 01/29/26 _x86_64_ (4 CPU) 07:05:39 LINUX RESTART (4 CPU) 07:10:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:20:15 29.14 3.21 23.06 2.88 369.32 3847.72 20231.12 07:30:04 27.57 0.01 24.66 2.90 0.22 2291.57 24662.10 07:40:00 23.39 0.14 20.79 2.46 6.62 8921.58 7938.87 Average: 26.70 1.13 22.83 2.74 126.39 5027.87 17590.20 07:10:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:20:15 9645316 13182132 2776596 16.96 135264 3536648 2920032 16.76 718124 5643368 105356 07:30:04 8841636 12694724 3260660 19.91 154912 3803040 3153272 18.10 833116 6267992 16708 07:40:00 9095148 15390404 557416 3.40 177852 6139312 1087628 6.24 1675760 5102656 34036 Average: 9194033 13755753 2198224 13.43 156009 4493000 2386977 13.70 1075667 5671339 52033 07:10:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:20:15 lo 1361.34 1361.34 1291.32 1291.32 0.00 0.00 0.00 0.00 07:20:15 ens3 124.54 90.66 970.83 18.59 0.00 0.00 0.00 0.00 07:20:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:04 lo 1101.62 1101.62 1048.01 1048.01 0.00 0.00 0.00 0.00 07:30:04 ens3 44.44 34.62 24.55 11.62 0.00 0.00 0.00 0.00 07:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:00 lo 692.85 692.85 7316.54 7316.54 0.00 0.00 0.00 0.00 07:40:00 ens3 42.97 35.21 121.07 18.36 0.00 0.00 0.00 0.00 07:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1052.43 1052.43 3222.46 3222.46 0.00 0.00 0.00 0.00 Average: ens3 70.86 53.65 374.76 16.21 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-5679) 01/29/26 _x86_64_ (4 CPU) 07:05:39 LINUX RESTART (4 CPU) 07:10:15 CPU %user %nice %system %iowait %steal %idle 07:20:15 all 50.97 0.00 2.12 0.22 0.07 46.61 07:20:15 0 49.90 0.00 1.72 0.12 0.08 48.19 07:20:15 1 50.65 0.00 2.29 0.16 0.07 46.83 07:20:15 2 50.26 0.00 2.13 0.31 0.07 47.23 07:20:15 3 53.07 0.00 2.33 0.31 0.07 44.22 07:30:04 all 65.23 0.00 2.32 0.13 0.10 32.23 07:30:04 0 65.41 0.00 2.34 0.13 0.10 32.02 07:30:04 1 65.42 0.00 2.39 0.23 0.10 31.86 07:30:04 2 63.91 0.00 2.47 0.08 0.10 33.44 07:30:04 3 66.16 0.00 2.07 0.07 0.09 31.60 07:40:00 all 44.44 0.00 1.62 0.37 0.08 53.49 07:40:00 0 40.47 0.00 1.68 0.35 0.09 57.41 07:40:00 1 47.97 0.00 1.63 0.15 0.08 50.17 07:40:00 2 46.92 0.00 1.56 0.35 0.08 51.09 07:40:00 3 42.41 0.00 1.61 0.61 0.08 55.29 Average: all 53.49 0.00 2.02 0.24 0.08 44.17 Average: 0 51.87 0.00 1.91 0.20 0.09 45.93 Average: 1 54.63 0.00 2.10 0.18 0.08 43.00 Average: 2 53.65 0.00 2.05 0.25 0.08 43.97 Average: 3 53.82 0.00 2.00 0.33 0.08 43.76