---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-22214 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 671 10427 4 4890 14975 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:7a:2e:8e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.113/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84849sec preferred_lft 84849sec inet6 fe80::f816:3eff:fe7a:2e8e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1a:66:06:f6:61:70 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-22214) 06/01/26 _x86_64_ (4 CPU) 11:58:21 LINUX RESTART (4 CPU) 12:00:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:10:10 23.26 2.97 18.83 1.46 167.61 4668.69 2569.67 12:20:10 30.16 1.07 24.77 4.33 35.12 4330.00 5186.91 Average: 26.69 2.02 21.79 2.89 101.64 4500.04 3872.89 12:00:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:10:10 10062036 13594848 2363256 14.43 139100 3504876 2696248 15.48 610656 5306500 27912 12:20:10 10725304 15373000 576968 3.52 175496 4503640 1098732 6.31 925872 4221508 144 Average: 10393670 14483924 1470112 8.98 157298 4004258 1897490 10.89 768264 4764004 14028 12:00:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:10:10 lo 1.49 1.49 0.15 0.15 0.00 0.00 0.00 0.00 12:10:10 ens3 114.22 91.21 771.15 22.96 0.00 0.00 0.00 0.00 12:10:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:10 lo 1712.02 1712.02 1626.19 1626.19 0.00 0.00 0.00 0.00 12:20:10 ens3 95.61 78.70 433.40 81.36 0.00 0.00 0.00 0.00 12:20:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 853.22 853.22 809.81 809.81 0.00 0.00 0.00 0.00 Average: ens3 104.95 84.98 602.97 52.04 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-22214) 06/01/26 _x86_64_ (4 CPU) 11:58:21 LINUX RESTART (4 CPU) 12:00:05 CPU %user %nice %system %iowait %steal %idle 12:10:10 all 69.52 0.00 2.39 0.07 0.12 27.90 12:10:10 0 70.12 0.00 2.51 0.05 0.12 27.20 12:10:10 1 71.70 0.00 2.38 0.09 0.12 25.71 12:10:10 2 67.61 0.00 2.24 0.05 0.12 29.98 12:10:10 3 68.67 0.00 2.45 0.07 0.12 28.70 12:20:10 all 61.03 0.00 2.54 0.07 0.10 36.26 12:20:10 0 59.20 0.00 2.33 0.10 0.10 38.27 12:20:10 1 60.74 0.00 2.47 0.05 0.11 36.64 12:20:10 2 64.30 0.00 2.56 0.06 0.11 32.98 12:20:10 3 59.88 0.00 2.79 0.08 0.10 37.15 Average: all 65.29 0.00 2.46 0.07 0.11 32.06 Average: 0 64.69 0.00 2.42 0.07 0.11 32.71 Average: 1 66.24 0.00 2.42 0.07 0.11 31.15 Average: 2 65.96 0.00 2.40 0.05 0.11 31.47 Average: 3 64.29 0.00 2.62 0.08 0.11 32.91