---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2031 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: 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 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 689 8526 4 6772 14956 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:37:94:5f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.192/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84170sec preferred_lft 84170sec inet6 fe80::f816:3eff:fe37:945f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 46:d9:0e:61:28:18 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-2031) 01/19/26 _x86_64_ (4 CPU) 17:24:40 LINUX RESTART (4 CPU) 17:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:40:18 30.41 2.81 24.48 3.13 155.95 4103.49 8840.03 17:50:13 34.09 0.01 30.40 3.68 0.23 2620.06 16157.08 18:00:18 12.33 0.13 11.10 1.09 6.47 8016.61 1135.40 Average: 25.60 1.00 21.97 2.63 55.20 4919.08 8674.86 17:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:40:18 8710216 12526236 3430504 20.95 138604 3802924 3438440 19.74 901860 6366676 4552 17:50:13 8454500 12711208 3241712 19.80 161452 4188156 3256468 18.69 1023496 6469912 34808 18:00:18 8777972 15351980 593912 3.63 176000 6416152 1094552 6.28 1832736 5238080 60 Average: 8647563 13529808 2422043 14.79 158685 4802411 2596487 14.90 1252697 6024889 13140 17:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:40:18 lo 1402.74 1402.74 1330.25 1330.25 0.00 0.00 0.00 0.00 17:40:18 ens3 102.08 78.56 678.25 19.12 0.00 0.00 0.00 0.00 17:40:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:50:13 lo 1510.15 1510.15 1438.34 1438.34 0.00 0.00 0.00 0.00 17:50:13 ens3 48.90 37.86 28.56 13.29 0.00 0.00 0.00 0.00 17:50:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:00:18 lo 150.84 150.84 4525.46 4525.46 0.00 0.00 0.00 0.00 18:00:18 ens3 77.08 85.78 114.98 1011.88 0.00 0.00 0.00 0.00 18:00:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1021.49 1021.49 2428.57 2428.57 0.00 0.00 0.00 0.00 Average: ens3 76.33 67.62 277.97 347.45 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-2031) 01/19/26 _x86_64_ (4 CPU) 17:24:40 LINUX RESTART (4 CPU) 17:30:00 CPU %user %nice %system %iowait %steal %idle 17:40:18 all 67.76 0.00 2.60 0.17 0.11 29.35 17:40:18 0 67.27 0.00 2.51 0.13 0.11 29.98 17:40:18 1 69.74 0.00 2.47 0.16 0.11 27.52 17:40:18 2 66.91 0.00 2.72 0.11 0.11 30.14 17:40:18 3 67.14 0.00 2.71 0.28 0.11 29.76 17:50:13 all 63.30 0.00 2.63 0.26 0.11 33.70 17:50:13 0 61.95 0.00 2.87 0.25 0.12 34.81 17:50:13 1 64.88 0.00 2.42 0.34 0.11 32.25 17:50:13 2 62.50 0.00 2.47 0.21 0.11 34.71 17:50:13 3 63.88 0.00 2.73 0.24 0.11 33.04 18:00:18 all 26.84 0.00 0.87 0.22 0.07 72.00 18:00:18 0 34.59 0.00 1.03 0.59 0.07 63.72 18:00:18 1 23.36 0.00 0.72 0.15 0.07 75.71 18:00:18 2 27.68 0.00 0.76 0.12 0.07 71.38 18:00:18 3 21.74 0.00 0.98 0.01 0.07 77.20 Average: all 52.66 0.00 2.03 0.22 0.10 45.00 Average: 0 54.64 0.00 2.13 0.32 0.10 42.80 Average: 1 52.68 0.00 1.87 0.21 0.10 45.14 Average: 2 52.39 0.00 1.99 0.15 0.10 45.38 Average: 3 50.92 0.00 2.14 0.18 0.10 46.67