---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-34832 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 722 9569 4 5697 14924 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:a4:d1:54 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.83/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84525sec preferred_lft 84525sec inet6 fe80::f816:3eff:fea4:d154/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 72:03:bf:71:80:23 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-34832) 07/11/26 _x86_64_ (4 CPU) 15:47:20 LINUX RESTART (4 CPU) 15:50:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:00:05 21.66 2.66 17.52 1.49 147.09 4547.37 6594.55 16:10:01 33.34 0.05 29.74 3.55 1.61 3264.00 20778.26 Average: 27.48 1.36 23.61 2.51 74.61 3907.99 13660.96 15:50:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:00:05 9237396 12963192 2993504 18.28 153676 3660088 3148724 18.07 702796 6014124 14892 16:10:01 8650820 13040484 2911936 17.78 182744 4245796 3002416 17.23 867352 6380944 111760 Average: 8944108 13001838 2952720 18.03 168210 3952942 3075570 17.65 785074 6197534 63326 15:50:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:00:05 lo 566.55 566.55 539.61 539.61 0.00 0.00 0.00 0.00 16:00:05 ens3 106.26 80.53 842.47 17.45 0.00 0.00 0.00 0.00 16:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:01 lo 1604.02 1604.02 1529.13 1529.13 0.00 0.00 0.00 0.00 16:10:01 ens3 55.46 42.61 211.42 12.91 0.00 0.00 0.00 0.00 16:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1083.42 1083.42 1032.60 1032.60 0.00 0.00 0.00 0.00 Average: ens3 80.95 61.64 528.08 15.19 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-34832) 07/11/26 _x86_64_ (4 CPU) 15:47:20 LINUX RESTART (4 CPU) 15:50:05 CPU %user %nice %system %iowait %steal %idle 16:00:05 all 55.78 0.00 1.87 0.07 0.08 42.20 16:00:05 0 57.39 0.00 1.96 0.04 0.08 40.53 16:00:05 1 56.94 0.00 1.69 0.05 0.08 41.24 16:00:05 2 53.95 0.00 2.01 0.10 0.08 43.86 16:00:05 3 54.84 0.00 1.82 0.08 0.08 43.18 16:10:01 all 58.22 0.00 2.47 0.06 0.09 39.15 16:10:01 0 58.18 0.00 2.28 0.06 0.09 39.39 16:10:01 1 58.92 0.00 2.39 0.05 0.09 38.55 16:10:01 2 56.22 0.00 2.44 0.05 0.09 41.20 16:10:01 3 59.57 0.00 2.79 0.10 0.09 37.46 Average: all 57.00 0.00 2.17 0.07 0.08 40.68 Average: 0 57.79 0.00 2.12 0.05 0.08 39.96 Average: 1 57.92 0.00 2.04 0.05 0.09 39.90 Average: 2 55.08 0.00 2.22 0.08 0.08 42.54 Average: 3 57.19 0.00 2.30 0.09 0.08 40.33