---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3410 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 11G 67G 14% / 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 605 10546 4 4836 15041 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:d3:64:24 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.80/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84828sec preferred_lft 84828sec inet6 fe80::f816:3eff:fed3:6424/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 56:6e:12:ef:85:09 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-3410) 12/03/25 _x86_64_ (4 CPU) 09:54:27 LINUX RESTART (4 CPU) 10:00:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:10:03 4.23 0.08 3.98 0.17 7.06 593.69 384.74 10:20:17 25.07 0.67 21.92 2.48 30.37 5945.10 8364.53 Average: 14.82 0.38 13.09 1.34 18.90 3311.96 4438.10 10:00:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:10:03 9397180 12492664 3469892 21.19 114592 3146684 3655364 20.98 621300 6004940 188 10:20:17 10800900 15399440 556284 3.40 140020 4566384 1062768 6.10 992148 4160836 12972 Average: 10099040 13946052 2013088 12.30 127306 3856534 2359066 13.54 806724 5082888 6580 10:00:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:10:03 lo 0.61 0.61 0.38 0.38 0.00 0.00 0.00 0.00 10:10:03 ens3 8.41 7.49 37.64 2.21 0.00 0.00 0.00 0.00 10:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:17 lo 518.98 518.98 492.63 492.63 0.00 0.00 0.00 0.00 10:20:17 ens3 54.42 45.25 462.14 69.79 0.00 0.00 0.00 0.00 10:20:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 263.92 263.92 250.42 250.42 0.00 0.00 0.00 0.00 Average: ens3 31.78 26.67 253.27 36.53 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-3410) 12/03/25 _x86_64_ (4 CPU) 09:54:27 LINUX RESTART (4 CPU) 10:00:08 CPU %user %nice %system %iowait %steal %idle 10:10:03 all 48.46 0.00 0.64 0.02 0.07 50.82 10:10:03 0 42.98 0.00 0.59 0.02 0.06 56.34 10:10:03 1 64.98 0.00 0.59 0.01 0.07 34.35 10:10:03 2 34.09 0.00 0.66 0.04 0.07 65.13 10:10:03 3 51.79 0.00 0.69 0.02 0.06 47.44 10:20:17 all 51.81 0.00 1.42 0.14 0.07 46.57 10:20:17 0 43.53 0.00 1.43 0.09 0.08 54.87 10:20:17 1 55.46 0.00 1.51 0.21 0.07 42.76 10:20:17 2 45.05 0.00 1.18 0.09 0.06 53.62 10:20:17 3 63.19 0.00 1.55 0.17 0.07 35.02 Average: all 50.16 0.00 1.03 0.08 0.07 48.66 Average: 0 43.26 0.00 1.02 0.05 0.07 55.60 Average: 1 60.14 0.00 1.06 0.11 0.07 38.63 Average: 2 39.64 0.00 0.93 0.06 0.07 59.30 Average: 3 57.57 0.00 1.12 0.10 0.07 41.14