---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2586 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 UTC 2025 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 66G 16% / 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 629 8846 4 6513 15017 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:54:18:db brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.7/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83938sec preferred_lft 83938sec inet6 fe80::f816:3eff:fe54:18db/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b6:0d:0e:57:0b:a9 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-2586) 01/21/26 _x86_64_ (4 CPU) 07:48:58 LINUX RESTART (4 CPU) 07:50:16 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:00:01 30.33 4.30 23.68 2.35 610.52 4591.40 2273.83 08:10:01 26.79 0.01 23.64 3.14 0.23 2155.32 23362.23 08:20:05 25.20 0.03 23.11 2.06 0.50 7970.08 17724.41 Average: 27.41 1.42 23.47 2.52 199.96 4914.78 14560.85 07:50:16 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:00:01 10067408 13413376 2547392 15.56 126236 3368216 2656360 15.25 734116 5218156 18832 08:10:01 8958968 12701360 3255492 19.88 146100 3710648 3342528 19.19 858840 6156184 30236 08:20:05 6351876 12515352 3432764 20.97 170252 6019164 3387240 19.44 1620504 7891716 270356 Average: 8459417 12876696 3078549 18.80 147529 4366009 3128709 17.96 1071153 6422019 106475 07:50:16 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:00:01 lo 842.58 842.58 800.87 800.87 0.00 0.00 0.00 0.00 08:00:01 ens3 109.38 86.24 1039.08 17.34 0.00 0.00 0.00 0.00 08:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 lo 1486.37 1486.37 1411.09 1411.09 0.00 0.00 0.00 0.00 08:10:01 ens3 37.56 31.05 16.04 10.87 0.00 0.00 0.00 0.00 08:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:05 lo 779.73 779.73 5136.12 5136.12 0.00 0.00 0.00 0.00 08:20:05 ens3 49.94 39.36 118.07 12.54 0.00 0.00 0.00 0.00 08:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1037.27 1037.27 2468.72 2468.72 0.00 0.00 0.00 0.00 Average: ens3 65.23 51.91 385.14 13.55 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-2586) 01/21/26 _x86_64_ (4 CPU) 07:48:58 LINUX RESTART (4 CPU) 07:50:16 CPU %user %nice %system %iowait %steal %idle 08:00:01 all 42.05 0.00 1.87 0.19 0.07 55.83 08:00:01 0 42.91 0.00 2.18 0.34 0.07 54.50 08:00:01 1 41.16 0.00 1.81 0.21 0.07 56.75 08:00:01 2 42.30 0.00 1.96 0.09 0.07 55.57 08:00:01 3 41.82 0.00 1.51 0.09 0.07 56.50 08:10:01 all 65.25 0.00 2.59 0.07 0.11 31.98 08:10:01 0 63.91 0.00 2.58 0.12 0.12 33.27 08:10:01 1 66.00 0.00 2.46 0.06 0.11 31.37 08:10:01 2 65.62 0.00 2.84 0.06 0.11 31.37 08:10:01 3 65.47 0.00 2.48 0.05 0.11 31.89 08:20:05 all 51.07 0.00 2.04 0.23 0.10 46.56 08:20:05 0 50.17 0.00 2.32 0.52 0.09 46.89 08:20:05 1 52.52 0.00 2.03 0.26 0.10 45.10 08:20:05 2 47.41 0.00 2.03 0.07 0.09 50.39 08:20:05 3 54.18 0.00 1.79 0.08 0.10 43.85 Average: all 52.87 0.00 2.17 0.16 0.09 44.71 Average: 0 52.40 0.00 2.36 0.33 0.09 44.81 Average: 1 53.31 0.00 2.10 0.18 0.09 44.32 Average: 2 51.84 0.00 2.28 0.07 0.09 45.72 Average: 3 53.92 0.00 1.93 0.07 0.09 43.98