---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-34342 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 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 669 8217 4 7102 14977 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:a7:7c:0e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.16/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83650sec preferred_lft 83650sec inet6 fe80::f816:3eff:fea7:7c0e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:a6:52:e2:49:0b 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-34342) 07/09/26 _x86_64_ (4 CPU) 19:01:32 LINUX RESTART (4 CPU) 19:10:19 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:20:21 36.85 12.27 21.70 2.88 150.73 3088.57 4337.98 19:30:21 32.77 0.01 29.30 3.46 0.17 2437.81 7646.50 19:40:23 7.14 0.02 6.71 0.41 0.32 2871.19 1950.62 Average: 25.59 4.10 19.23 2.25 50.45 2799.37 4644.23 19:10:19 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:20:21 8680620 12380992 3576416 21.84 141020 3659436 3675968 21.10 732188 6540512 2168 19:30:21 8802260 12912612 3041324 18.58 162088 4017776 3154208 18.11 847232 6281888 26172 19:40:23 5518256 10376188 5575420 34.05 170324 4730608 5315960 30.51 1061856 9279208 29768 Average: 7667045 11889931 4064387 24.82 157811 4135940 4048712 23.24 880425 7367203 19369 19:10:19 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:20:21 lo 1424.22 1424.22 1351.12 1351.12 0.00 0.00 0.00 0.00 19:20:21 ens3 56.56 45.66 77.69 14.38 0.00 0.00 0.00 0.00 19:20:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:21 lo 1511.58 1511.58 1440.40 1440.40 0.00 0.00 0.00 0.00 19:30:21 ens3 47.01 36.66 22.71 12.20 0.00 0.00 0.00 0.00 19:30:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:23 lo 477.70 477.70 6990.40 6990.40 0.00 0.00 0.00 0.00 19:40:23 ens3 15.46 10.74 8.45 3.46 0.00 0.00 0.00 0.00 19:40:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1137.84 1137.84 3260.44 3260.44 0.00 0.00 0.00 0.00 Average: ens3 39.68 31.02 36.30 10.02 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-34342) 07/09/26 _x86_64_ (4 CPU) 19:01:32 LINUX RESTART (4 CPU) 19:10:19 CPU %user %nice %system %iowait %steal %idle 19:20:21 all 67.50 0.08 2.52 0.14 0.13 29.63 19:20:21 0 66.76 0.12 2.00 0.23 0.13 30.76 19:20:21 1 67.34 0.05 2.48 0.07 0.13 29.94 19:20:21 2 68.08 0.11 3.02 0.15 0.13 28.52 19:20:21 3 67.80 0.03 2.59 0.14 0.13 29.31 19:30:21 all 64.38 0.00 2.61 0.10 0.12 32.79 19:30:21 0 64.25 0.00 2.80 0.10 0.13 32.72 19:30:21 1 63.08 0.00 2.77 0.12 0.12 33.91 19:30:21 2 64.62 0.00 2.36 0.06 0.12 32.84 19:30:21 3 65.57 0.00 2.52 0.11 0.13 31.68 19:40:23 all 32.54 0.00 1.03 0.08 0.08 66.27 19:40:23 0 28.39 0.00 0.70 0.03 0.08 70.80 19:40:23 1 36.82 0.00 1.11 0.18 0.09 61.81 19:40:23 2 32.59 0.00 1.36 0.09 0.09 65.87 19:40:23 3 32.38 0.00 0.95 0.01 0.08 66.57 Average: all 54.80 0.03 2.05 0.11 0.11 42.90 Average: 0 53.10 0.04 1.83 0.12 0.11 44.80 Average: 1 55.75 0.02 2.12 0.12 0.11 41.89 Average: 2 55.10 0.04 2.25 0.10 0.11 42.41 Average: 3 55.25 0.01 2.02 0.09 0.11 42.52