---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-7911 5.15.0-153-generic #163-Ubuntu SMP Thu Aug 7 16:37:18 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 disabled; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: 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 657 8721 4 6609 14989 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:cf:0e:e0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.131/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84432sec preferred_lft 84432sec inet6 fe80::f816:3eff:fecf:ee0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 86:fa:92:0d:35:32 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-7911) 11/11/25 _x86_64_ (4 CPU) 09:19:51 LINUX RESTART (4 CPU) 09:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:30:24 64.05 11.72 49.22 3.12 1908.77 12424.16 12690.90 09:40:05 24.42 0.02 21.54 2.87 0.26 2154.45 8311.13 09:50:19 26.09 0.10 23.15 2.84 4.73 9447.51 6895.92 Average: 38.58 4.06 31.58 2.94 656.27 8138.23 9335.38 09:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:30:24 10150328 13651044 2308172 14.10 132384 3507684 2816596 16.17 804088 5052052 32696 09:40:05 9537436 13406840 2549792 15.57 147108 3831600 2749828 15.78 914232 5525332 13496 09:50:19 8958284 15365184 581832 3.55 175364 6251104 1094452 6.28 1788436 5097140 412 Average: 9548683 14141023 1813265 11.07 151619 4530129 2220292 12.74 1168919 5224841 15535 09:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:30:24 lo 1057.18 1057.18 1001.15 1001.15 0.00 0.00 0.00 0.00 09:30:24 ens3 176.68 127.38 1261.24 25.89 0.00 0.00 0.00 0.00 09:30:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:05 lo 1243.85 1243.85 1184.30 1184.30 0.00 0.00 0.00 0.00 09:40:05 ens3 42.56 33.65 20.08 11.56 0.00 0.00 0.00 0.00 09:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:19 lo 768.37 768.37 2887.39 2887.39 0.00 0.00 0.00 0.00 09:50:19 ens3 69.13 68.78 120.04 584.67 0.00 0.00 0.00 0.00 09:50:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1019.33 1019.33 1696.41 1696.41 0.00 0.00 0.00 0.00 Average: ens3 97.52 77.65 479.46 209.94 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-7911) 11/11/25 _x86_64_ (4 CPU) 09:19:51 LINUX RESTART (4 CPU) 09:20:00 CPU %user %nice %system %iowait %steal %idle 09:30:24 all 43.88 0.00 2.13 0.47 0.07 53.46 09:30:24 0 46.26 0.00 2.25 0.18 0.07 51.25 09:30:24 1 40.24 0.00 2.32 0.70 0.07 56.68 09:30:24 2 43.70 0.00 1.93 0.73 0.07 53.57 09:30:24 3 45.32 0.00 2.02 0.26 0.07 52.34 09:40:05 all 65.09 0.00 2.20 0.06 0.08 32.57 09:40:05 0 66.58 0.00 1.92 0.03 0.08 31.38 09:40:05 1 64.48 0.00 1.99 0.04 0.08 33.40 09:40:05 2 65.47 0.00 2.34 0.13 0.08 31.98 09:40:05 3 63.82 0.00 2.55 0.05 0.09 33.50 09:50:19 all 46.43 0.00 1.86 0.19 0.08 51.43 09:50:19 0 44.66 0.00 1.57 0.07 0.08 53.61 09:50:19 1 47.16 0.00 2.01 0.38 0.08 50.37 09:50:19 2 44.21 0.00 1.85 0.08 0.08 53.79 09:50:19 3 49.71 0.00 2.01 0.24 0.08 47.96 Average: all 51.52 0.00 2.06 0.25 0.08 46.10 Average: 0 52.21 0.00 1.91 0.10 0.08 45.71 Average: 1 50.32 0.00 2.11 0.38 0.08 47.11 Average: 2 50.83 0.00 2.03 0.32 0.08 46.75 Average: 3 52.71 0.00 2.18 0.19 0.08 44.84