---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-25407 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 13G 65G 17% / 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 676 8066 4 7246 14970 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:f7:50:49 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.93/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83106sec preferred_lft 83106sec inet6 fe80::f816:3eff:fef7:5049/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 96:af:55:88:76:4e 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-25407) 06/06/26 _x86_64_ (4 CPU) 19:01:29 LINUX RESTART (4 CPU) 19:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:20:00 24.41 2.96 19.68 1.76 161.37 3345.56 4763.55 19:30:00 28.03 0.02 24.91 3.11 0.27 2188.36 15522.37 19:40:00 23.67 0.01 21.13 2.53 0.21 2671.37 95712.33 19:50:00 5.69 0.02 5.30 0.38 0.24 2816.29 51023.32 Average: 20.45 0.75 17.75 1.94 40.52 2755.40 41755.54 19:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:20:00 10018824 13711740 2246688 13.72 135724 3683092 2419936 13.89 777708 5193160 36828 19:30:00 9233932 13279148 2676248 16.35 154460 3987204 3086012 17.71 886076 5838084 19444 19:40:00 8403588 12765796 3187636 19.47 168092 4269460 3177072 18.24 972096 6552124 55092 19:50:00 7487124 13059136 2890364 17.65 173600 5431712 2847356 16.34 1334076 7041544 546416 Average: 8785867 13203955 2750234 16.80 157969 4342867 2882594 16.55 992489 6156228 164445 19:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:20:00 lo 898.52 898.52 848.88 848.88 0.00 0.00 0.00 0.00 19:20:00 ens3 108.94 85.00 973.91 16.10 0.00 0.00 0.00 0.00 19:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:00 lo 1556.47 1556.47 1482.92 1482.92 0.00 0.00 0.00 0.00 19:30:00 ens3 37.69 28.80 14.86 10.47 0.00 0.00 0.00 0.00 19:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:00 lo 959.86 959.86 915.02 915.02 0.00 0.00 0.00 0.00 19:40:00 ens3 30.01 23.49 25.32 8.56 0.00 0.00 0.00 0.00 19:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:50:00 lo 2582.19 2582.19 9301.03 9301.03 0.00 0.00 0.00 0.00 19:50:00 ens3 12.88 10.11 78.24 3.08 0.00 0.00 0.00 0.00 19:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1499.26 1499.26 3136.99 3136.99 0.00 0.00 0.00 0.00 Average: ens3 47.38 36.85 273.08 9.55 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-25407) 06/06/26 _x86_64_ (4 CPU) 19:01:29 LINUX RESTART (4 CPU) 19:10:00 CPU %user %nice %system %iowait %steal %idle 19:20:00 all 43.23 0.00 1.68 0.16 0.06 54.86 19:20:00 0 43.43 0.00 1.60 0.08 0.07 54.82 19:20:00 1 42.88 0.00 1.64 0.21 0.07 55.21 19:20:00 2 41.85 0.00 1.88 0.24 0.06 55.96 19:20:00 3 44.76 0.00 1.60 0.12 0.06 53.46 19:30:00 all 61.96 0.00 2.31 0.19 0.09 35.45 19:30:00 0 60.36 0.00 1.91 0.13 0.09 37.50 19:30:00 1 64.00 0.00 2.43 0.37 0.10 33.10 19:30:00 2 60.90 0.00 2.41 0.22 0.10 36.38 19:30:00 3 62.58 0.00 2.47 0.05 0.09 34.80 19:40:00 all 40.46 0.00 1.74 14.87 0.09 42.84 19:40:00 0 39.72 0.00 1.59 8.17 0.09 50.43 19:40:00 1 42.05 0.00 1.73 14.81 0.09 41.33 19:40:00 2 41.11 0.00 1.99 18.24 0.09 38.57 19:40:00 3 38.97 0.00 1.65 18.29 0.09 41.00 19:50:00 all 30.89 0.00 1.17 0.30 0.08 67.56 19:50:00 0 19.77 0.00 0.89 0.41 0.07 78.85 19:50:00 1 33.44 0.00 1.92 0.25 0.09 64.30 19:50:00 2 39.51 0.00 0.69 0.10 0.08 59.61 19:50:00 3 30.83 0.00 1.20 0.44 0.08 67.45 Average: all 44.13 0.00 1.72 3.88 0.08 50.18 Average: 0 40.81 0.00 1.50 2.20 0.08 55.42 Average: 1 45.59 0.00 1.93 3.90 0.08 48.49 Average: 2 45.85 0.00 1.74 4.69 0.08 47.64 Average: 3 44.29 0.00 1.73 4.71 0.08 49.18