---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-18084 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: 5599.99 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 704 9533 4 5751 14942 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:2e:b4:71 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.102/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84524sec preferred_lft 84524sec inet6 fe80::f816:3eff:fe2e:b471/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5a:a5:45:c1:97:5e 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-18084) 01/03/26 _x86_64_ (4 CPU) 06:28:54 LINUX RESTART (4 CPU) 06:30:34 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:14 41.31 3.82 22.98 14.51 802.72 5716.86 266542.27 06:50:01 35.95 0.04 31.97 3.93 1.20 3482.49 14070.55 Average: 38.61 1.92 27.50 9.19 399.55 4592.97 139548.82 06:30:34 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:14 9365480 13144744 2811164 17.17 151728 3729400 3318488 19.05 858860 5742332 53844 06:50:01 8640156 13072884 2878736 17.58 179144 4305116 3137792 18.01 1018804 6252644 110548 Average: 9002818 13108814 2844950 17.38 165436 4017258 3228140 18.53 938832 5997488 82196 06:30:34 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:14 lo 424.93 424.93 404.35 404.35 0.00 0.00 0.00 0.00 06:40:14 ens3 112.98 87.41 982.86 16.73 0.00 0.00 0.00 0.00 06:40:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:01 lo 1704.87 1704.87 1624.51 1624.51 0.00 0.00 0.00 0.00 06:50:01 ens3 50.72 39.07 121.17 12.58 0.00 0.00 0.00 0.00 06:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1068.74 1068.74 1018.09 1018.09 0.00 0.00 0.00 0.00 Average: ens3 81.67 63.10 549.43 14.64 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-18084) 01/03/26 _x86_64_ (4 CPU) 06:28:54 LINUX RESTART (4 CPU) 06:30:34 CPU %user %nice %system %iowait %steal %idle 06:40:14 all 49.63 0.00 1.87 0.11 0.07 48.31 06:40:14 0 48.05 0.00 1.81 0.10 0.07 49.97 06:40:14 1 49.60 0.00 1.98 0.15 0.08 48.20 06:40:14 2 51.39 0.00 1.94 0.15 0.07 46.44 06:40:14 3 49.47 0.00 1.74 0.06 0.07 48.66 06:50:01 all 63.12 0.00 2.72 0.07 0.10 33.99 06:50:01 0 64.61 0.00 2.66 0.04 0.10 32.58 06:50:01 1 62.87 0.00 2.92 0.08 0.10 34.04 06:50:01 2 61.69 0.00 2.70 0.12 0.10 35.39 06:50:01 3 63.30 0.00 2.61 0.05 0.10 33.95 Average: all 56.40 0.00 2.30 0.09 0.09 41.12 Average: 0 56.38 0.00 2.24 0.07 0.09 41.23 Average: 1 56.27 0.00 2.45 0.11 0.09 41.08 Average: 2 56.56 0.00 2.32 0.13 0.09 40.90 Average: 3 56.41 0.00 2.18 0.05 0.09 41.27