---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6247 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 11G 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 724 9713 4 5550 14921 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:12:56:00 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.163/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84397sec preferred_lft 84397sec inet6 fe80::f816:3eff:fe12:5600/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:d2:8b:c4:20:7f 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-6247) 01/31/26 _x86_64_ (4 CPU) 06:28:19 LINUX RESTART (4 CPU) 06:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:02 41.93 3.85 23.95 14.13 581.11 4676.04 244571.30 06:50:10 39.29 0.07 35.39 3.84 1.55 3657.84 15019.17 07:00:01 23.56 0.14 20.76 2.66 6.58 5830.11 10878.29 Average: 35.01 1.35 26.76 6.89 196.80 4711.42 90338.98 06:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:02 9715536 13199860 2759208 16.85 140660 3458452 2911700 16.71 760164 5493256 56080 06:50:10 7829984 12124160 3828308 23.38 176480 4172104 3993780 22.92 984340 7098884 171344 07:00:01 10055860 15377132 569816 3.48 197832 5115092 1104520 6.34 1040884 4733396 204 Average: 9200460 13567051 2385777 14.57 171657 4248549 2670000 15.33 928463 5775179 75876 06:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:02 lo 257.12 257.12 244.37 244.37 0.00 0.00 0.00 0.00 06:40:02 ens3 80.62 61.74 733.11 13.96 0.00 0.00 0.00 0.00 06:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:10 lo 1777.08 1777.08 1693.26 1693.26 0.00 0.00 0.00 0.00 06:50:10 ens3 53.99 42.78 184.03 12.68 0.00 0.00 0.00 0.00 06:50:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:00:01 lo 114.15 114.15 101.52 101.52 0.00 0.00 0.00 0.00 07:00:01 ens3 72.60 64.71 122.64 192.37 0.00 0.00 0.00 0.00 07:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 723.18 723.18 686.48 686.48 0.00 0.00 0.00 0.00 Average: ens3 69.00 56.32 347.28 72.13 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-6247) 01/31/26 _x86_64_ (4 CPU) 06:28:19 LINUX RESTART (4 CPU) 06:30:01 CPU %user %nice %system %iowait %steal %idle 06:40:02 all 38.13 0.00 1.31 0.16 0.06 60.34 06:40:02 0 38.36 0.00 1.43 0.12 0.06 60.03 06:40:02 1 37.94 0.00 1.15 0.24 0.06 60.61 06:40:02 2 38.79 0.00 1.22 0.18 0.06 59.75 06:40:02 3 37.43 0.00 1.44 0.09 0.07 60.97 06:50:10 all 63.28 0.00 2.62 0.11 0.11 33.89 06:50:10 0 64.33 0.00 2.89 0.07 0.14 32.58 06:50:10 1 62.83 0.00 2.70 0.10 0.10 34.28 06:50:10 2 63.07 0.00 2.60 0.13 0.09 34.11 06:50:10 3 62.89 0.00 2.29 0.14 0.09 34.58 07:00:01 all 47.05 0.00 1.55 0.09 0.08 51.22 07:00:01 0 44.32 0.00 1.60 0.04 0.09 53.96 07:00:01 1 47.45 0.00 1.76 0.16 0.09 50.55 07:00:01 2 47.40 0.00 1.39 0.10 0.08 51.02 07:00:01 3 49.02 0.00 1.46 0.06 0.08 49.37 Average: all 49.54 0.00 1.83 0.12 0.08 48.43 Average: 0 49.07 0.00 1.98 0.08 0.09 48.78 Average: 1 49.45 0.00 1.87 0.17 0.08 48.43 Average: 2 49.80 0.00 1.74 0.14 0.08 48.24 Average: 3 49.82 0.00 1.74 0.10 0.08 48.26