---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-34465 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 634 8911 4 6443 15012 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:11:30:d6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.175/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84081sec preferred_lft 84081sec inet6 fe80::f816:3eff:fe11:30d6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e6:45:cb:3d:98:25 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-34465) 07/10/26 _x86_64_ (4 CPU) 05:23:21 LINUX RESTART (4 CPU) 05:30:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:40:01 28.20 0.88 24.17 3.14 36.13 3197.23 4972.93 05:50:12 32.75 0.01 29.43 3.31 0.17 2417.28 10012.86 06:00:12 27.44 0.17 11.89 15.38 10.04 7790.12 273503.01 Average: 29.48 0.35 21.87 7.26 15.32 4459.59 95882.73 05:30:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:40:01 9143976 12745952 3212600 19.62 137508 3582172 3288980 18.88 678756 6166476 2992 05:50:12 8526884 12742484 3212084 19.62 160600 4132064 3242632 18.61 821204 6578856 206160 06:00:12 9125356 15364504 582708 3.56 181276 6070812 1096592 6.29 1564548 5140536 12 Average: 8932072 13617647 2335797 14.27 159795 4595016 2542735 14.60 1021503 5961956 69721 05:30:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:40:01 lo 1636.85 1636.85 1553.97 1553.97 0.00 0.00 0.00 0.00 05:40:01 ens3 53.55 44.26 57.31 14.34 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 05:50:12 lo 1597.78 1597.78 1522.80 1522.80 0.00 0.00 0.00 0.00 05:50:12 ens3 33.01 28.32 33.79 10.09 0.00 0.00 0.00 0.00 05:50:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:00:12 lo 369.39 369.39 6837.27 6837.27 0.00 0.00 0.00 0.00 06:00:12 ens3 70.03 77.65 113.15 935.65 0.00 0.00 0.00 0.00 06:00:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1202.59 1202.59 3298.59 3298.59 0.00 0.00 0.00 0.00 Average: ens3 52.09 49.97 67.91 318.97 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-34465) 07/10/26 _x86_64_ (4 CPU) 05:23:21 LINUX RESTART (4 CPU) 05:30:04 CPU %user %nice %system %iowait %steal %idle 05:40:01 all 69.96 0.00 2.47 0.56 0.12 26.90 05:40:01 0 71.21 0.00 2.43 0.35 0.11 25.89 05:40:01 1 69.96 0.00 2.25 0.96 0.12 26.71 05:40:01 2 67.84 0.00 2.54 0.50 0.12 29.00 05:40:01 3 70.83 0.00 2.66 0.42 0.11 25.99 05:50:12 all 64.36 0.00 2.52 1.02 0.12 31.99 05:50:12 0 64.97 0.00 2.73 1.76 0.12 30.43 05:50:12 1 62.78 0.00 2.45 0.59 0.12 34.06 05:50:12 2 65.40 0.00 2.27 0.48 0.12 31.72 05:50:12 3 64.27 0.00 2.64 1.23 0.12 31.74 06:00:12 all 33.20 0.00 1.15 0.69 0.08 64.88 06:00:12 0 28.20 0.00 1.26 0.80 0.07 69.66 06:00:12 1 44.90 0.00 1.12 0.44 0.08 53.45 06:00:12 2 29.42 0.00 0.95 0.07 0.08 69.48 06:00:12 3 30.26 0.00 1.28 1.44 0.07 66.95 Average: all 55.82 0.00 2.05 0.75 0.10 41.27 Average: 0 54.79 0.00 2.14 0.98 0.10 41.99 Average: 1 59.19 0.00 1.94 0.66 0.11 38.10 Average: 2 54.21 0.00 1.92 0.35 0.11 43.41 Average: 3 55.09 0.00 2.19 1.03 0.10 41.59