---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-35428 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: 5599.94 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 756 9389 4 5842 14890 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:1d:c6:6b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.129/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84522sec preferred_lft 84522sec inet6 fe80::f816:3eff:fe1d:c66b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether de:36:ef:bc:ec:d6 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-35428) 07/13/26 _x86_64_ (4 CPU) 06:26:49 LINUX RESTART (4 CPU) 06:30:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:04 29.89 2.84 24.95 2.10 172.63 5757.85 11440.64 06:50:04 32.90 0.05 29.47 3.38 1.61 3376.33 20602.17 Average: 31.40 1.45 27.21 2.74 87.12 4567.09 16021.41 06:30:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:04 9017324 13078700 2875836 17.56 160964 3976348 3159132 18.13 730076 6186248 101660 06:50:04 7660836 13021420 2926632 17.87 194140 5171528 3407740 19.56 1026444 7170756 765248 Average: 8339080 13050060 2901234 17.72 177552 4573938 3283436 18.85 878260 6678502 433454 06:30:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:04 lo 746.98 746.98 711.74 711.74 0.00 0.00 0.00 0.00 06:40:04 ens3 276.37 190.74 1148.43 27.59 0.00 0.00 0.00 0.00 06:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:04 lo 1513.07 1513.07 1441.42 1441.42 0.00 0.00 0.00 0.00 06:50:04 ens3 57.07 44.41 213.94 13.03 0.00 0.00 0.00 0.00 06:50:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1130.03 1130.03 1076.58 1076.58 0.00 0.00 0.00 0.00 Average: ens3 166.72 117.58 681.18 20.31 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-35428) 07/13/26 _x86_64_ (4 CPU) 06:26:49 LINUX RESTART (4 CPU) 06:30:04 CPU %user %nice %system %iowait %steal %idle 06:40:04 all 61.47 0.00 2.22 0.86 0.11 35.35 06:40:04 0 61.99 0.00 2.02 0.74 0.10 35.15 06:40:04 1 60.15 0.00 2.19 1.36 0.11 36.19 06:40:04 2 61.39 0.00 2.44 0.76 0.11 35.29 06:40:04 3 62.33 0.00 2.23 0.56 0.11 34.77 06:50:04 all 58.74 0.00 2.45 0.06 0.11 38.64 06:50:04 0 59.49 0.00 2.71 0.12 0.11 37.57 06:50:04 1 58.74 0.00 2.41 0.03 0.11 38.71 06:50:04 2 57.64 0.00 2.28 0.04 0.11 39.93 06:50:04 3 59.08 0.00 2.40 0.04 0.12 38.36 Average: all 60.10 0.00 2.34 0.46 0.11 36.99 Average: 0 60.74 0.00 2.36 0.43 0.11 36.36 Average: 1 59.45 0.00 2.30 0.69 0.11 37.45 Average: 2 59.51 0.00 2.36 0.40 0.11 37.61 Average: 3 60.71 0.00 2.32 0.30 0.11 36.56