---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2022 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 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 727 9547 4 5714 14919 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:97:ed:15 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.199/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84411sec preferred_lft 84411sec inet6 fe80::f816:3eff:fe97:ed15/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4e:d5:90:5d:db:18 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-2022) 08/04/26 _x86_64_ (4 CPU) 06:26:24 LINUX RESTART (4 CPU) 06:30:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:02 23.39 2.73 18.90 1.76 151.56 4797.43 4487.41 06:50:06 32.47 0.04 28.95 3.48 1.27 3171.75 18275.82 Average: 27.96 1.38 23.96 2.63 75.87 3978.63 11432.17 06:30:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:02 9619128 13429152 2526544 15.43 156468 3740136 2682744 15.40 728196 5601032 24348 06:50:06 8915112 13292132 2659224 16.24 186988 4230484 2782340 15.97 881676 6102568 24744 Average: 9267120 13360642 2592884 15.84 171728 3985310 2732542 15.68 804936 5851800 24546 06:30:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:02 lo 603.43 603.43 574.92 574.92 0.00 0.00 0.00 0.00 06:40:02 ens3 107.58 82.33 915.47 17.16 0.00 0.00 0.00 0.00 06:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:06 lo 1494.19 1494.19 1424.11 1424.11 0.00 0.00 0.00 0.00 06:50:06 ens3 57.77 42.36 120.95 12.72 0.00 0.00 0.00 0.00 06:50:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1052.07 1052.07 1002.63 1002.63 0.00 0.00 0.00 0.00 Average: ens3 82.49 62.20 515.30 14.92 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-2022) 08/04/26 _x86_64_ (4 CPU) 06:26:24 LINUX RESTART (4 CPU) 06:30:06 CPU %user %nice %system %iowait %steal %idle 06:40:02 all 54.20 0.00 1.91 0.10 0.08 43.72 06:40:02 0 53.71 0.00 2.25 0.09 0.08 43.87 06:40:02 1 54.17 0.00 1.90 0.06 0.08 43.79 06:40:02 2 55.68 0.00 1.49 0.07 0.08 42.68 06:40:02 3 53.24 0.00 1.99 0.17 0.08 44.53 06:50:06 all 58.51 0.00 2.46 0.07 0.09 38.87 06:50:06 0 59.68 0.00 2.57 0.04 0.09 37.62 06:50:06 1 57.99 0.00 2.60 0.04 0.09 39.28 06:50:06 2 58.75 0.00 2.40 0.05 0.09 38.70 06:50:06 3 57.61 0.00 2.26 0.14 0.09 39.89 Average: all 56.37 0.00 2.18 0.08 0.09 41.28 Average: 0 56.71 0.00 2.41 0.07 0.09 40.72 Average: 1 56.09 0.00 2.25 0.05 0.09 41.53 Average: 2 57.23 0.00 1.95 0.06 0.09 40.68 Average: 3 55.44 0.00 2.13 0.15 0.09 42.20