---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-29489 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 18G 61G 23% / 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 738 9841 3 5409 14908 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:dd:27:72 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.205/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83010sec preferred_lft 83010sec inet6 fe80::f816:3eff:fedd:2772/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 86:c5:f4:05:6b:bf 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 inet6 fe80::84c5:f4ff:fe05:6bbf/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-29489) 06/22/26 _x86_64_ (4 CPU) 10:20:58 LINUX RESTART (4 CPU) 10:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:40:04 56.92 22.30 32.63 1.99 265.72 4875.82 2427.03 10:50:01 5.31 0.03 5.05 0.24 0.48 141.97 1129.19 11:00:01 7.47 0.01 7.09 0.37 0.35 235.61 710.08 11:10:04 12.91 0.37 11.96 0.58 7.29 844.97 1123.15 Average: 20.71 5.70 14.21 0.80 68.71 1529.68 1348.82 10:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:40:04 6241156 10986580 4942928 30.19 267624 4361276 5664004 32.51 2109592 7343388 408 10:50:01 6307700 11059696 4869916 29.74 268560 4366748 5622876 32.28 2125472 7257808 32 11:00:01 4846120 9614440 6314508 38.57 270060 4381588 7059528 40.52 2131316 8722472 292 11:10:04 6233344 11193852 4735628 28.92 277524 4560508 5356956 30.75 2161920 7305052 524 Average: 5907080 10713642 5215745 31.86 270942 4417530 5925841 34.01 2132075 7657180 314 10:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:40:04 lo 15.87 15.87 13.47 13.47 0.00 0.00 0.00 0.00 10:40:04 ens3 1.40 1.27 0.49 0.46 0.00 0.00 0.00 0.00 10:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:01 lo 10.41 10.41 4.55 4.55 0.00 0.00 0.00 0.00 10:50:01 ens3 0.56 0.51 0.11 0.09 0.00 0.00 0.00 0.00 10:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:01 lo 9.88 9.88 6.10 6.10 0.00 0.00 0.00 0.00 11:00:01 ens3 0.51 0.38 0.11 0.08 0.00 0.00 0.00 0.00 11:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:04 lo 21.30 21.30 10.70 10.70 0.00 0.00 0.00 0.00 11:10:04 ens3 1.40 1.22 0.41 1.23 0.00 0.00 0.00 0.00 11:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 14.38 14.38 8.72 8.72 0.00 0.00 0.00 0.00 Average: ens3 0.97 0.85 0.28 0.47 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-16g-29489) 06/22/26 _x86_64_ (4 CPU) 10:20:58 LINUX RESTART (4 CPU) 10:30:01 CPU %user %nice %system %iowait %steal %idle 10:40:04 all 34.12 0.00 1.43 0.48 0.10 63.87 10:40:04 0 34.20 0.00 1.36 0.57 0.10 63.76 10:40:04 1 33.43 0.00 1.59 0.25 0.10 64.62 10:40:04 2 34.15 0.00 1.40 0.34 0.11 64.00 10:40:04 3 34.71 0.00 1.36 0.74 0.09 63.09 10:50:01 all 9.67 0.00 0.57 0.64 0.07 89.05 10:50:01 0 10.33 0.00 0.74 0.67 0.09 88.17 10:50:01 1 9.78 0.00 0.57 0.79 0.07 88.80 10:50:01 2 9.21 0.00 0.52 0.62 0.07 89.58 10:50:01 3 9.37 0.00 0.47 0.46 0.06 89.64 11:00:01 all 17.36 0.00 0.80 0.15 0.08 81.62 11:00:01 0 16.82 0.00 0.79 0.19 0.08 82.13 11:00:01 1 17.10 0.00 0.78 0.20 0.08 81.84 11:00:01 2 18.08 0.00 0.91 0.08 0.08 80.85 11:00:01 3 17.44 0.00 0.72 0.12 0.07 81.65 11:10:04 all 21.44 0.00 0.74 0.08 0.08 77.65 11:10:04 0 21.85 0.00 0.66 0.04 0.08 77.37 11:10:04 1 20.24 0.00 0.72 0.20 0.08 78.77 11:10:04 2 21.87 0.00 0.78 0.03 0.08 77.23 11:10:04 3 21.82 0.00 0.81 0.05 0.08 77.25 Average: all 20.68 0.00 0.89 0.33 0.08 78.02 Average: 0 20.82 0.00 0.89 0.37 0.09 77.84 Average: 1 20.17 0.00 0.91 0.36 0.08 78.48 Average: 2 20.86 0.00 0.90 0.27 0.09 77.88 Average: 3 20.86 0.00 0.84 0.34 0.08 77.88