---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-31528 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 UTC 2026 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 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 668 8800 4 6520 14978 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:eb:da:93 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.213/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83871sec preferred_lft 83871sec inet6 fe80::f816:3eff:feeb:da93/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether be:e9:a2:5d:49:55 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-31528) 06/29/26 _x86_64_ (4 CPU) 05:23:18 LINUX RESTART (4 CPU) 05:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:40:01 26.68 0.60 22.99 3.09 28.21 3557.35 10706.01 05:50:01 28.95 0.01 25.90 3.03 0.19 2255.12 16514.75 06:00:01 17.55 0.31 15.39 1.85 11.71 8172.57 2784.91 Average: 24.39 0.31 21.43 2.66 13.37 4661.70 10001.85 05:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:40:01 9746476 13420636 2536688 15.49 139864 3652448 2642340 15.17 705080 5534152 26548 05:50:01 8750524 12816476 3137296 19.16 159112 3993188 3196316 18.35 810692 6389708 35848 06:00:01 9043612 15360684 586048 3.58 180428 6147784 1100260 6.32 1587008 5203728 644 Average: 9180204 13865932 2086677 12.74 159801 4597807 2312972 13.28 1034260 5709196 21013 05:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:40:01 lo 1449.00 1449.00 1374.35 1374.35 0.00 0.00 0.00 0.00 05:40:01 ens3 51.98 40.49 56.42 13.27 0.00 0.00 0.00 0.00 05:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:01 lo 1322.18 1322.18 1259.47 1259.47 0.00 0.00 0.00 0.00 05:50:01 ens3 36.06 31.45 34.68 10.51 0.00 0.00 0.00 0.00 05:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:00:01 lo 532.17 532.17 7008.15 7008.15 0.00 0.00 0.00 0.00 06:00:01 ens3 45.58 46.27 104.98 354.18 0.00 0.00 0.00 0.00 06:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1101.11 1101.11 3214.01 3214.01 0.00 0.00 0.00 0.00 Average: ens3 44.54 39.40 65.36 125.99 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-31528) 06/29/26 _x86_64_ (4 CPU) 05:23:18 LINUX RESTART (4 CPU) 05:30:01 CPU %user %nice %system %iowait %steal %idle 05:40:01 all 64.23 0.00 2.45 3.10 0.13 30.08 05:40:01 0 65.35 0.00 2.76 3.56 0.14 28.20 05:40:01 1 64.94 0.00 2.46 2.78 0.13 29.68 05:40:01 2 63.72 0.00 2.46 1.65 0.13 32.04 05:40:01 3 62.91 0.00 2.12 4.41 0.14 30.42 05:50:01 all 62.95 0.00 2.50 1.06 0.12 33.36 05:50:01 0 60.55 0.00 2.39 1.25 0.12 35.70 05:50:01 1 64.21 0.00 2.38 1.16 0.13 32.13 05:50:01 2 63.52 0.00 2.46 1.18 0.12 32.71 05:50:01 3 63.55 0.00 2.77 0.68 0.12 32.89 06:00:01 all 36.70 0.00 1.41 0.52 0.09 61.29 06:00:01 0 41.27 0.00 1.32 0.33 0.09 57.00 06:00:01 1 32.27 0.00 1.43 0.82 0.09 65.39 06:00:01 2 39.32 0.00 1.72 0.49 0.09 58.38 06:00:01 3 33.95 0.00 1.15 0.44 0.08 64.37 Average: all 54.62 0.00 2.12 1.56 0.12 41.59 Average: 0 55.72 0.00 2.16 1.71 0.12 40.30 Average: 1 53.79 0.00 2.09 1.59 0.12 42.42 Average: 2 55.51 0.00 2.21 1.11 0.11 41.06 Average: 3 53.46 0.00 2.01 1.84 0.11 42.57