---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-37202 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 743 9397 4 5848 14903 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:57:5c:28 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.79/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84204sec preferred_lft 84204sec inet6 fe80::f816:3eff:fe57:5c28/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2a:3c:33:7a:67:18 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-37202) 07/19/26 _x86_64_ (4 CPU) 20:24:11 LINUX RESTART (4 CPU) 20:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:40:02 29.63 0.43 25.41 3.79 14.16 4575.29 11332.83 20:50:02 50.99 0.00 40.55 10.44 0.01 2754.34 21726.29 21:00:02 21.38 0.15 18.04 3.19 10.25 4103.23 5685.24 Average: 34.00 0.19 28.00 5.81 8.15 3811.68 12911.27 20:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:40:02 8862864 13167648 2784280 17.01 186004 4164660 3009548 17.27 766396 6277688 116884 20:50:02 8536072 13175856 2772336 16.93 217732 4428100 3048016 17.50 871556 6450504 63536 21:00:02 9638216 15260656 683600 4.18 242036 5341620 1184552 6.80 1212120 4933736 10916 Average: 9012384 13868053 2080072 12.70 215257 4644793 2414039 13.86 950024 5887309 63779 20:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:40:02 lo 1587.61 1587.61 1512.65 1512.65 0.00 0.00 0.00 0.00 20:40:02 ens3 102.54 75.77 324.81 21.16 0.00 0.00 0.00 0.00 20:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:02 lo 5340.43 5340.43 5091.56 5091.56 0.00 0.00 0.00 0.00 20:50:02 ens3 78.07 57.14 25.99 19.50 0.00 0.00 0.00 0.00 20:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:02 lo 1265.58 1265.58 1180.43 1180.43 0.00 0.00 0.00 0.00 21:00:02 ens3 144.94 147.87 143.54 600.54 0.00 0.00 0.00 0.00 21:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2729.81 2729.81 2593.55 2593.55 0.00 0.00 0.00 0.00 Average: ens3 108.52 93.59 164.91 213.69 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-37202) 07/19/26 _x86_64_ (4 CPU) 20:24:11 LINUX RESTART (4 CPU) 20:30:01 CPU %user %nice %system %iowait %steal %idle 20:40:02 all 66.50 0.00 2.91 0.05 0.09 30.44 20:40:02 0 66.82 0.00 2.52 0.04 0.09 30.52 20:40:02 1 64.35 0.00 2.75 0.07 0.09 32.74 20:40:02 2 67.99 0.00 3.26 0.06 0.09 28.61 20:40:02 3 66.84 0.00 3.13 0.04 0.09 29.89 20:50:02 all 62.46 0.00 4.05 0.08 0.08 33.32 20:50:02 0 62.37 0.00 3.95 0.07 0.08 33.53 20:50:02 1 61.84 0.00 3.92 0.13 0.09 34.03 20:50:02 2 63.00 0.00 4.26 0.07 0.08 32.58 20:50:02 3 62.63 0.00 4.07 0.07 0.08 33.15 21:00:02 all 37.96 0.00 1.96 0.08 0.07 59.94 21:00:02 0 31.89 0.00 2.20 0.04 0.07 65.80 21:00:02 1 41.64 0.00 1.87 0.04 0.07 56.39 21:00:02 2 35.94 0.00 1.76 0.13 0.07 62.10 21:00:02 3 42.39 0.00 1.99 0.10 0.07 55.46 Average: all 55.64 0.00 2.97 0.07 0.08 41.24 Average: 0 53.69 0.00 2.89 0.05 0.08 43.29 Average: 1 55.93 0.00 2.84 0.08 0.08 41.07 Average: 2 55.65 0.00 3.09 0.09 0.08 41.09 Average: 3 57.28 0.00 3.06 0.07 0.08 39.51