---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19458 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 18G 138G 11% / 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 795 19192 4 12104 30828 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:67:64:dd brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.220/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84497sec preferred_lft 84497sec inet6 fe80::f816:3eff:fe67:64dd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 66:96:c2:89:79:71 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 inet6 fe80::6496:c2ff:fe89:7971/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-19458) 05/24/26 _x86_64_ (8 CPU) 00:36:11 LINUX RESTART (8 CPU) 00:40:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:01 29.06 0.47 12.72 15.87 219.71 5253.41 517861.51 01:00:08 44.29 1.91 41.48 0.90 285.58 22520.43 2051.67 Average: 36.80 1.20 27.34 8.26 253.19 14029.41 255699.98 00:40:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:01 24303148 28763940 3543668 10.78 146844 4526412 3717932 10.96 890584 7207056 188 01:00:08 20126104 31626832 647840 1.97 223936 11205776 1410092 4.16 3032076 8886288 58544 Average: 22214626 30195386 2095754 6.38 185390 7866094 2564012 7.56 1961330 8046672 29366 00:40:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:01 lo 5.74 5.74 0.55 0.55 0.00 0.00 0.00 0.00 00:50:01 ens3 60.59 45.23 297.61 12.61 0.00 0.00 0.00 0.00 00:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:08 lo 4511.66 4511.66 4310.37 4310.37 0.00 0.00 0.00 0.00 01:00:08 ens3 61.41 47.20 541.56 11.85 0.00 0.00 0.00 0.00 01:00:08 docker0 3.24 3.88 0.20 89.28 0.00 0.00 0.00 0.00 01:00:08 vethf9d0c76 3.23 3.89 0.25 89.28 0.00 0.00 0.00 0.01 Average: lo 2295.88 2295.88 2191.03 2191.03 0.00 0.00 0.00 0.00 Average: ens3 61.00 46.23 421.59 12.22 0.00 0.00 0.00 0.00 Average: docker0 1.64 1.97 0.10 45.38 0.00 0.00 0.00 0.00 Average: vethf9d0c76 1.64 1.98 0.13 45.38 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-19458) 05/24/26 _x86_64_ (8 CPU) 00:36:11 LINUX RESTART (8 CPU) 00:40:14 CPU %user %nice %system %iowait %steal %idle 00:50:01 all 38.78 0.00 1.37 0.06 0.08 59.71 00:50:01 0 46.38 0.00 1.52 0.07 0.09 51.95 00:50:01 1 43.16 0.00 1.34 0.01 0.08 55.40 00:50:01 2 38.82 0.00 1.35 0.04 0.08 59.70 00:50:01 3 40.20 0.00 1.30 0.03 0.08 58.38 00:50:01 4 35.09 0.00 1.30 0.19 0.08 63.35 00:50:01 5 35.98 0.00 1.35 0.05 0.08 62.54 00:50:01 6 34.48 0.00 1.34 0.09 0.08 64.00 00:50:01 7 36.10 0.00 1.46 0.02 0.08 62.35 01:00:08 all 19.62 0.00 2.06 0.22 0.06 78.04 01:00:08 0 19.64 0.00 1.26 0.17 0.06 78.88 01:00:08 1 28.82 0.00 3.44 0.12 0.07 67.56 01:00:08 2 24.54 0.00 3.91 0.24 0.06 71.25 01:00:08 3 21.35 0.00 2.96 0.38 0.07 75.23 01:00:08 4 17.12 0.00 1.56 0.24 0.05 81.04 01:00:08 5 14.71 0.00 1.03 0.12 0.05 84.09 01:00:08 6 16.64 0.00 1.27 0.38 0.05 81.66 01:00:08 7 14.23 0.00 1.12 0.13 0.05 84.47 Average: all 29.05 0.00 1.72 0.14 0.07 69.01 Average: 0 32.78 0.00 1.38 0.12 0.07 65.64 Average: 1 35.90 0.00 2.40 0.06 0.08 61.56 Average: 2 31.60 0.00 2.64 0.14 0.07 65.55 Average: 3 30.63 0.00 2.14 0.21 0.08 66.94 Average: 4 25.97 0.00 1.43 0.21 0.07 72.33 Average: 5 25.16 0.00 1.19 0.08 0.06 73.50 Average: 6 25.42 0.00 1.30 0.24 0.06 72.98 Average: 7 24.99 0.00 1.29 0.08 0.06 73.58