---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-16873 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 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 656 10378 4 4954 14990 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:09:ab:84 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.181/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84890sec preferred_lft 84890sec inet6 fe80::f816:3eff:fe09:ab84/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7e:1b:79:ae:35:fb 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-16873) 05/19/26 _x86_64_ (4 CPU) 17:35:39 LINUX RESTART (4 CPU) 17:40:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:50:26 18.17 0.31 4.77 13.08 208.22 876.39 232018.26 18:00:00 25.56 0.85 22.56 2.15 31.97 6392.93 16169.46 Average: 21.72 0.57 13.32 7.82 123.48 3528.61 128243.58 17:40:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:50:26 9492024 12649544 3313092 20.24 115076 3202116 3499312 20.09 566184 5964588 96 18:00:00 10694256 15411108 544884 3.33 137680 4677572 1038184 5.96 944956 4298616 2524 Average: 10093140 14030326 1928988 11.78 126378 3939844 2268748 13.02 755570 5131602 1310 17:40:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:50:26 lo 0.61 0.61 0.37 0.37 0.00 0.00 0.00 0.00 17:50:26 ens3 13.61 10.67 91.83 2.97 0.00 0.00 0.00 0.00 17:50:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:00:00 lo 563.27 563.27 534.29 534.29 0.00 0.00 0.00 0.00 18:00:00 ens3 69.17 58.04 540.76 89.56 0.00 0.00 0.00 0.00 18:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 271.12 271.12 257.06 257.06 0.00 0.00 0.00 0.00 Average: ens3 40.32 33.44 307.67 44.60 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-16873) 05/19/26 _x86_64_ (4 CPU) 17:35:39 LINUX RESTART (4 CPU) 17:40:06 CPU %user %nice %system %iowait %steal %idle 17:50:26 all 50.93 0.00 0.72 0.05 0.08 48.22 17:50:26 0 44.74 0.00 0.61 0.00 0.08 54.57 17:50:26 1 47.67 0.00 0.82 0.03 0.09 51.38 17:50:26 2 50.17 0.00 0.83 0.09 0.08 48.82 17:50:26 3 61.14 0.00 0.62 0.06 0.09 38.09 18:00:00 all 51.71 0.00 1.57 0.13 0.09 46.51 18:00:00 0 44.59 0.00 1.52 0.10 0.10 53.70 18:00:00 1 47.01 0.00 1.75 0.16 0.09 50.99 18:00:00 2 60.95 0.00 1.33 0.16 0.10 37.47 18:00:00 3 54.31 0.00 1.66 0.09 0.09 43.85 Average: all 51.30 0.00 1.13 0.09 0.09 47.40 Average: 0 44.67 0.00 1.05 0.05 0.09 54.15 Average: 1 47.35 0.00 1.27 0.09 0.09 51.20 Average: 2 55.35 0.00 1.07 0.12 0.09 43.36 Average: 3 57.86 0.00 1.12 0.08 0.09 40.86