---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11370 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 686 10445 4 4856 14960 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:04:7d:5c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.101/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84409sec preferred_lft 84409sec inet6 fe80::f816:3eff:fe04:7d5c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 86:d8:24:e7:92:da 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-11370) 05/06/26 _x86_64_ (4 CPU) 09:11:28 LINUX RESTART (4 CPU) 09:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:30:00 13.05 2.02 10.11 0.92 130.44 2937.45 2066.91 09:40:00 27.23 0.79 22.88 3.56 23.85 4068.53 3410.32 Average: 20.14 1.41 16.50 2.24 77.15 3502.99 2738.61 09:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:30:00 10388144 13818320 2140992 13.08 138764 3413468 2516952 14.45 630952 4975240 16788 09:40:00 8436960 13019072 2931436 17.90 171780 4445636 3247812 18.64 946156 6511844 68912 Average: 9412552 13418696 2536214 15.49 155272 3929552 2882382 16.54 788554 5743542 42850 09:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:30:00 lo 1.19 1.19 0.12 0.12 0.00 0.00 0.00 0.00 09:30:00 ens3 98.51 77.00 583.89 19.01 0.00 0.00 0.00 0.00 09:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:00 lo 1675.54 1675.54 1597.38 1597.38 0.00 0.00 0.00 0.00 09:40:00 ens3 93.99 68.05 430.96 23.61 0.00 0.00 0.00 0.00 09:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 838.36 838.36 798.75 798.75 0.00 0.00 0.00 0.00 Average: ens3 96.25 72.53 507.43 21.31 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-11370) 05/06/26 _x86_64_ (4 CPU) 09:11:28 LINUX RESTART (4 CPU) 09:20:00 CPU %user %nice %system %iowait %steal %idle 09:30:00 all 61.39 0.00 2.01 0.04 0.11 36.45 09:30:00 0 60.81 0.00 2.19 0.09 0.12 36.79 09:30:00 1 62.59 0.00 1.99 0.02 0.10 35.30 09:30:00 2 61.71 0.00 1.77 0.03 0.11 36.39 09:30:00 3 60.46 0.00 2.07 0.04 0.10 37.33 09:40:00 all 66.70 0.00 2.87 0.15 0.12 30.16 09:40:00 0 66.53 0.00 2.98 0.23 0.12 30.13 09:40:00 1 65.69 0.00 3.06 0.07 0.12 31.07 09:40:00 2 68.42 0.00 2.90 0.08 0.12 28.48 09:40:00 3 66.16 0.00 2.52 0.23 0.12 30.97 Average: all 64.04 0.00 2.44 0.10 0.11 33.31 Average: 0 63.67 0.00 2.59 0.16 0.12 33.46 Average: 1 64.14 0.00 2.52 0.04 0.11 33.18 Average: 2 65.06 0.00 2.34 0.05 0.11 32.44 Average: 3 63.30 0.00 2.30 0.14 0.11 34.16