---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11981 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 68G 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 664 10469 4 4854 14981 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:50:30:4c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.152/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84576sec preferred_lft 84576sec inet6 fe80::f816:3eff:fe50:304c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 42:82:3c:0e:b6:64 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-11981) 05/08/26 _x86_64_ (4 CPU) 10:45:52 LINUX RESTART (4 CPU) 10:50:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:00:15 12.15 0.67 10.24 1.24 223.93 2471.51 3280.81 11:10:15 28.46 0.76 23.50 4.20 26.28 3780.88 5468.99 Average: 20.30 0.71 16.87 2.72 125.11 3126.19 4374.90 10:50:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:00:15 9976692 13634952 2321912 14.18 146980 3610176 2561880 14.71 703060 5286048 27272 11:10:15 10765928 15377232 573472 3.50 174704 4473468 1113288 6.39 958964 4153280 24 Average: 10371310 14506092 1447692 8.84 160842 4041822 1837584 10.55 831012 4719664 13648 10:50:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:00:15 lo 1.45 1.45 0.15 0.15 0.00 0.00 0.00 0.00 11:00:15 ens3 71.77 53.59 159.13 17.53 0.00 0.00 0.00 0.00 11:00:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:15 lo 1625.47 1625.47 1543.00 1543.00 0.00 0.00 0.00 0.00 11:10:15 ens3 88.77 74.28 402.16 81.63 0.00 0.00 0.00 0.00 11:10:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 813.46 813.46 771.57 771.57 0.00 0.00 0.00 0.00 Average: ens3 80.27 63.93 280.64 49.58 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-11981) 05/08/26 _x86_64_ (4 CPU) 10:45:52 LINUX RESTART (4 CPU) 10:50:15 CPU %user %nice %system %iowait %steal %idle 11:00:15 all 72.41 0.00 2.43 0.04 0.09 25.03 11:00:15 0 74.14 0.00 2.59 0.02 0.09 23.15 11:00:15 1 70.84 0.00 2.28 0.03 0.10 26.76 11:00:15 2 71.98 0.00 2.53 0.08 0.09 25.32 11:00:15 3 72.67 0.00 2.32 0.02 0.09 24.89 11:10:15 all 43.46 0.00 2.07 0.08 0.07 54.32 11:10:15 0 46.57 0.00 2.16 0.07 0.07 51.13 11:10:15 1 39.80 0.00 1.88 0.07 0.07 58.18 11:10:15 2 42.37 0.00 2.11 0.14 0.07 55.31 11:10:15 3 45.08 0.00 2.12 0.05 0.07 52.67 Average: all 57.92 0.00 2.25 0.06 0.08 39.69 Average: 0 60.34 0.00 2.37 0.05 0.08 37.16 Average: 1 55.32 0.00 2.08 0.05 0.08 42.47 Average: 2 57.16 0.00 2.32 0.11 0.08 40.33 Average: 3 58.87 0.00 2.22 0.04 0.08 38.79