---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-31398 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: 5600.00 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 67G 15% / 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 745 9269 4 5973 14901 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:09:63:24 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.254/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83606sec preferred_lft 83606sec inet6 fe80::f816:3eff:fe09:6324/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 92:40:ff:0e:39:01 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-31398) 06/28/26 _x86_64_ (4 CPU) 20:24:11 LINUX RESTART (4 CPU) 20:30:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:40:00 17.87 2.37 14.43 1.07 139.56 3658.06 4179.14 20:50:00 55.84 0.33 46.22 9.28 10.24 4298.01 13423.66 21:00:01 37.71 0.00 31.17 6.53 0.29 2760.66 17692.22 21:10:01 11.43 0.31 9.53 1.58 14.05 2764.08 17340.39 Average: 30.79 0.74 25.41 4.64 40.42 3368.24 13215.03 20:30:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:40:00 9861688 13561420 2395724 14.63 158720 3639752 2949916 16.93 679080 5426264 78508 20:50:00 8358560 13006744 2942264 17.97 203484 4467640 3100296 17.80 890368 6626736 107800 21:00:01 7305764 13045576 2897060 17.69 239408 5456904 3037832 17.44 1267964 7219848 695436 21:10:01 9533644 15288320 656552 4.01 242696 5470980 1183912 6.80 1289092 4970484 9128 Average: 8764914 13725515 2222900 13.58 211077 4758819 2567989 14.74 1031626 6060833 222718 20:30:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:40:00 lo 1.32 1.32 0.13 0.13 0.00 0.00 0.00 0.00 20:40:00 ens3 104.74 82.76 546.12 21.13 0.00 0.00 0.00 0.00 20:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:00 lo 4600.43 4600.43 4387.29 4387.29 0.00 0.00 0.00 0.00 20:50:00 ens3 93.24 66.59 320.74 18.37 0.00 0.00 0.00 0.00 20:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:01 lo 3546.40 3546.40 3380.99 3380.99 0.00 0.00 0.00 0.00 21:00:01 ens3 73.37 54.92 98.31 18.50 0.00 0.00 0.00 0.00 21:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:01 lo 30.41 30.41 3.19 3.19 0.00 0.00 0.00 0.00 21:10:01 ens3 111.15 124.45 46.28 593.03 0.00 0.00 0.00 0.00 21:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2057.56 2057.56 1955.19 1955.19 0.00 0.00 0.00 0.00 Average: ens3 95.56 82.17 251.02 163.57 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-31398) 06/28/26 _x86_64_ (4 CPU) 20:24:11 LINUX RESTART (4 CPU) 20:30:15 CPU %user %nice %system %iowait %steal %idle 20:40:00 all 68.78 0.00 2.39 0.08 0.14 28.62 20:40:00 0 71.40 0.00 2.56 0.06 0.14 25.84 20:40:00 1 66.35 0.00 2.27 0.11 0.14 31.12 20:40:00 2 66.12 0.00 2.44 0.09 0.14 31.21 20:40:00 3 71.22 0.00 2.29 0.05 0.14 26.29 20:50:00 all 63.29 0.00 4.13 0.22 0.14 32.22 20:50:00 0 63.45 0.00 4.38 0.15 0.14 31.88 20:50:00 1 61.62 0.00 3.74 0.11 0.14 34.39 20:50:00 2 63.65 0.00 4.22 0.43 0.14 31.56 20:50:00 3 64.45 0.00 4.18 0.18 0.14 31.04 21:00:01 all 58.30 0.00 3.66 0.08 0.13 37.82 21:00:01 0 56.44 0.00 3.15 0.05 0.13 40.24 21:00:01 1 58.02 0.00 3.55 0.10 0.15 38.18 21:00:01 2 59.39 0.00 3.50 0.06 0.13 36.92 21:00:01 3 59.36 0.00 4.44 0.12 0.13 35.94 21:10:01 all 13.77 0.00 0.61 0.27 0.06 85.29 21:10:01 0 13.08 0.00 0.64 0.08 0.04 86.15 21:10:01 1 10.11 0.00 0.49 0.15 0.08 89.18 21:10:01 2 13.30 0.00 0.63 0.38 0.08 85.60 21:10:01 3 18.59 0.00 0.67 0.46 0.06 80.22 Average: all 50.90 0.00 2.70 0.16 0.12 46.12 Average: 0 50.94 0.00 2.68 0.09 0.11 46.18 Average: 1 48.90 0.00 2.51 0.12 0.13 48.34 Average: 2 50.49 0.00 2.70 0.24 0.12 46.45 Average: 3 53.29 0.00 2.90 0.21 0.12 43.49