---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-33751 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): 8 On-line CPU(s) list: 0-7 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): 8 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: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 12G 144G 8% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 864 24929 4 6298 30760 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:da:bb:1a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.36/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83869sec preferred_lft 83869sec inet6 fe80::f816:3eff:feda:bb1a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3a:36:62:56:69:de 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-8c-8g-33751) 07/07/26 _x86_64_ (8 CPU) 16:21:09 LINUX RESTART (8 CPU) 16:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:40:01 26.35 0.16 22.83 3.36 5.92 2306.94 7235.14 16:50:01 51.62 0.02 32.02 19.58 0.29 3149.78 517688.12 17:00:00 30.50 0.15 26.63 3.72 9.88 6644.50 17366.39 Average: 36.15 0.11 27.15 8.89 5.36 4031.39 180706.88 16:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:40:01 25570052 29265016 3042656 9.26 175296 3730968 3098536 9.14 734972 6085228 13616 16:50:01 25007096 29306380 2995728 9.12 214544 4244252 3031172 8.94 894044 6429788 39716 17:00:00 25704224 31659752 636260 1.94 236648 5811448 1210624 3.57 1481432 5040108 4 Average: 25427124 30077049 2224881 6.77 208829 4595556 2446777 7.22 1036816 5851708 17779 16:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:40:01 lo 1362.14 1362.14 1296.62 1296.62 0.00 0.00 0.00 0.00 16:40:01 ens3 52.37 36.96 20.40 13.80 0.00 0.00 0.00 0.00 16:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:01 lo 1874.30 1874.30 1785.67 1785.67 0.00 0.00 0.00 0.00 16:50:01 ens3 64.49 44.02 18.11 15.28 0.00 0.00 0.00 0.00 16:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:00:00 lo 969.15 969.15 914.12 914.12 0.00 0.00 0.00 0.00 17:00:00 ens3 88.65 79.09 185.64 189.57 0.00 0.00 0.00 0.00 17:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1402.02 1402.02 1332.29 1332.29 0.00 0.00 0.00 0.00 Average: ens3 68.48 53.34 74.63 72.79 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-8c-8g-33751) 07/07/26 _x86_64_ (8 CPU) 16:21:09 LINUX RESTART (8 CPU) 16:30:00 CPU %user %nice %system %iowait %steal %idle 16:40:01 all 33.71 0.00 1.46 0.36 0.08 64.40 16:40:01 0 28.79 0.00 1.36 0.21 0.07 69.57 16:40:01 1 34.70 0.00 1.62 0.70 0.08 62.90 16:40:01 2 33.42 0.00 1.64 0.28 0.08 64.58 16:40:01 3 35.30 0.00 1.44 0.35 0.08 62.83 16:40:01 4 34.41 0.00 1.49 0.25 0.07 63.78 16:40:01 5 34.02 0.00 1.30 0.05 0.08 64.55 16:40:01 6 34.64 0.00 1.45 0.58 0.08 63.25 16:40:01 7 34.38 0.00 1.37 0.43 0.08 63.73 16:50:01 all 39.10 0.00 1.88 0.52 0.09 58.41 16:50:01 0 38.69 0.00 1.60 0.14 0.09 59.49 16:50:01 1 37.95 0.00 2.06 1.58 0.09 58.32 16:50:01 2 40.68 0.00 2.00 0.23 0.09 57.00 16:50:01 3 39.02 0.00 2.06 0.36 0.09 58.49 16:50:01 4 42.52 0.00 2.00 0.86 0.09 54.52 16:50:01 5 36.18 0.00 1.75 0.28 0.09 61.70 16:50:01 6 39.29 0.00 1.79 0.60 0.08 58.25 16:50:01 7 38.49 0.00 1.79 0.14 0.09 59.50 17:00:00 all 26.99 0.00 1.32 0.71 0.07 70.91 17:00:00 0 30.37 0.00 1.33 0.82 0.07 67.40 17:00:00 1 24.29 0.00 1.31 0.78 0.06 73.57 17:00:00 2 27.72 0.00 1.43 1.75 0.07 69.03 17:00:00 3 25.11 0.00 1.28 0.03 0.06 73.52 17:00:00 4 29.79 0.00 1.50 1.08 0.07 67.56 17:00:00 5 25.98 0.00 1.31 0.55 0.07 72.09 17:00:00 6 27.91 0.00 1.12 0.17 0.07 70.74 17:00:00 7 24.77 0.00 1.27 0.53 0.07 73.37 Average: all 33.27 0.00 1.55 0.53 0.08 64.57 Average: 0 32.61 0.00 1.43 0.39 0.08 65.49 Average: 1 32.31 0.00 1.66 1.02 0.08 64.93 Average: 2 33.94 0.00 1.69 0.75 0.08 63.54 Average: 3 33.15 0.00 1.59 0.24 0.08 64.94 Average: 4 35.57 0.00 1.66 0.73 0.08 61.96 Average: 5 32.06 0.00 1.45 0.29 0.08 66.11 Average: 6 33.94 0.00 1.45 0.45 0.08 64.08 Average: 7 32.55 0.00 1.48 0.37 0.08 65.53