---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-8176 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 907 24896 4 6287 30717 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:26:76:c0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.223/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83926sec preferred_lft 83926sec inet6 fe80::f816:3eff:fe26:76c0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9e:e4:9a:13:73:8d 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-8176) 04/26/26 _x86_64_ (8 CPU) 02:31:22 LINUX RESTART (8 CPU) 02:40:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:50:07 28.92 0.16 25.05 3.71 5.83 2293.97 9563.74 03:00:01 34.94 0.01 30.56 4.37 0.08 3269.97 14340.29 03:10:06 27.20 0.29 23.52 3.39 11.57 6276.45 9679.62 Average: 30.33 0.15 26.36 3.82 5.86 3958.70 11183.30 02:40:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:50:07 25638860 29350172 2956364 9.00 176420 3749516 2922348 8.62 767960 5983308 14284 03:00:01 24656620 28998560 3303676 10.05 215628 4285096 3591340 10.59 923320 6750756 39984 03:10:06 25709020 31653892 641584 1.95 236680 5805928 1223848 3.61 1499552 5045276 332 Average: 25334833 30000875 2300541 7.00 209576 4613513 2579179 7.61 1063611 5926447 18200 02:40:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:50:07 lo 1451.52 1451.52 1381.68 1381.68 0.00 0.00 0.00 0.00 02:50:07 ens3 43.84 32.65 19.82 13.43 0.00 0.00 0.00 0.00 02:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:00:01 lo 1710.88 1710.88 1629.61 1629.61 0.00 0.00 0.00 0.00 03:00:01 ens3 62.30 41.01 20.70 17.06 0.00 0.00 0.00 0.00 03:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:06 lo 863.16 863.16 810.67 810.67 0.00 0.00 0.00 0.00 03:10:06 ens3 94.52 90.06 187.54 298.49 0.00 0.00 0.00 0.00 03:10:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1339.11 1339.11 1271.33 1271.33 0.00 0.00 0.00 0.00 Average: ens3 67.02 54.76 76.62 110.68 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-8176) 04/26/26 _x86_64_ (8 CPU) 02:31:22 LINUX RESTART (8 CPU) 02:40:10 CPU %user %nice %system %iowait %steal %idle 02:50:07 all 33.67 0.00 1.54 0.07 0.08 64.65 02:50:07 0 32.46 0.00 1.55 0.03 0.07 65.88 02:50:07 1 34.97 0.00 1.60 0.15 0.08 63.20 02:50:07 2 35.79 0.00 1.51 0.03 0.08 62.59 02:50:07 3 35.08 0.00 1.49 0.06 0.08 63.28 02:50:07 4 34.05 0.00 1.35 0.05 0.08 64.47 02:50:07 5 31.83 0.00 1.53 0.03 0.07 66.53 02:50:07 6 33.16 0.00 1.61 0.08 0.07 65.08 02:50:07 7 32.01 0.00 1.63 0.11 0.08 66.16 03:00:01 all 39.48 0.00 1.88 0.05 0.09 58.50 03:00:01 0 39.87 0.00 1.73 0.04 0.09 58.28 03:00:01 1 37.29 0.00 2.19 0.13 0.08 60.31 03:00:01 2 41.94 0.00 2.05 0.02 0.09 55.91 03:00:01 3 40.93 0.00 1.84 0.04 0.09 57.09 03:00:01 4 39.23 0.00 1.75 0.06 0.09 58.87 03:00:01 5 41.29 0.00 1.75 0.04 0.09 56.83 03:00:01 6 39.30 0.00 1.77 0.03 0.09 58.81 03:00:01 7 35.97 0.00 1.97 0.08 0.08 61.90 03:10:06 all 24.74 0.00 1.24 0.08 0.07 73.88 03:10:06 0 19.21 0.00 1.00 0.04 0.06 79.69 03:10:06 1 26.06 0.00 1.31 0.14 0.07 72.42 03:10:06 2 31.95 0.00 1.49 0.05 0.07 66.43 03:10:06 3 26.65 0.00 1.24 0.07 0.07 71.97 03:10:06 4 26.92 0.00 1.39 0.06 0.07 71.55 03:10:06 5 24.49 0.00 1.14 0.14 0.06 74.18 03:10:06 6 22.91 0.00 1.17 0.01 0.06 75.85 03:10:06 7 19.72 0.00 1.17 0.10 0.06 78.95 Average: all 32.58 0.00 1.55 0.07 0.08 65.73 Average: 0 30.44 0.00 1.42 0.03 0.07 68.03 Average: 1 32.74 0.00 1.70 0.14 0.08 65.35 Average: 2 36.53 0.00 1.68 0.03 0.08 61.67 Average: 3 34.17 0.00 1.52 0.06 0.08 64.16 Average: 4 33.36 0.00 1.49 0.06 0.08 65.01 Average: 5 32.48 0.00 1.47 0.07 0.08 65.91 Average: 6 31.74 0.00 1.51 0.04 0.07 66.63 Average: 7 29.18 0.00 1.59 0.10 0.08 69.06