---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-21907 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 894 24692 4 6505 30730 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:91:83:ff brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.230/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83855sec preferred_lft 83855sec inet6 fe80::f816:3eff:fe91:83ff/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:9f:c7:5a:08:c8 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-21907) 05/31/26 _x86_64_ (8 CPU) 02:31:23 LINUX RESTART (8 CPU) 02:40:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:50:10 27.18 0.14 23.89 3.15 5.75 2703.32 7815.53 03:00:01 52.73 0.01 32.48 20.25 0.22 3109.59 527629.41 03:10:07 32.20 0.30 28.07 3.83 11.62 6741.80 12653.66 Average: 37.27 0.15 28.12 9.00 5.91 4198.02 180317.23 02:40:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:50:10 25010976 29076164 3229004 9.83 177372 4090920 3296600 9.72 838112 6545308 184500 03:00:01 24868660 29348164 2953028 8.99 214372 4422936 3070092 9.05 973168 6501676 41484 03:10:07 25469316 31637696 656352 2.00 238952 6018888 1237672 3.65 1568736 5197840 8 Average: 25116317 30020675 2279461 6.94 210232 4844248 2534788 7.47 1126672 6081608 75331 02:40:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:50:10 lo 1244.67 1244.67 1184.65 1184.65 0.00 0.00 0.00 0.00 02:50:10 ens3 47.84 34.27 19.80 13.43 0.00 0.00 0.00 0.00 02:50:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:00:01 lo 1980.12 1980.12 1886.18 1886.18 0.00 0.00 0.00 0.00 03:00:01 ens3 56.62 40.32 19.37 16.58 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 03:10:07 lo 1018.45 1018.45 960.33 960.33 0.00 0.00 0.00 0.00 03:10:07 ens3 93.69 80.60 184.84 196.26 0.00 0.00 0.00 0.00 03:10:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1410.18 1410.18 1339.65 1339.65 0.00 0.00 0.00 0.00 Average: ens3 66.18 51.87 75.29 76.09 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-21907) 05/31/26 _x86_64_ (8 CPU) 02:31:23 LINUX RESTART (8 CPU) 02:40:09 CPU %user %nice %system %iowait %steal %idle 02:50:10 all 34.45 0.00 1.47 0.05 0.07 63.97 02:50:10 0 31.97 0.00 1.32 0.04 0.06 66.61 02:50:10 1 37.57 0.00 2.05 0.09 0.07 60.22 02:50:10 2 36.23 0.00 1.62 0.03 0.07 62.05 02:50:10 3 36.28 0.00 1.30 0.04 0.07 62.32 02:50:10 4 31.54 0.00 1.35 0.11 0.06 66.94 02:50:10 5 35.72 0.00 1.43 0.03 0.07 62.75 02:50:10 6 33.04 0.00 1.38 0.04 0.06 65.48 02:50:10 7 33.23 0.00 1.30 0.04 0.06 65.37 03:00:01 all 39.52 0.00 1.91 0.08 0.08 58.40 03:00:01 0 35.80 0.00 1.85 0.08 0.08 62.20 03:00:01 1 40.36 0.00 2.03 0.06 0.08 57.47 03:00:01 2 43.19 0.00 2.15 0.05 0.08 54.52 03:00:01 3 37.55 0.00 2.00 0.07 0.07 60.30 03:00:01 4 38.39 0.00 2.00 0.05 0.08 59.47 03:00:01 5 40.72 0.00 1.72 0.05 0.08 57.43 03:00:01 6 40.74 0.00 1.83 0.27 0.08 57.08 03:00:01 7 39.42 0.00 1.73 0.03 0.08 58.74 03:10:07 all 27.93 0.00 1.35 0.08 0.06 70.58 03:10:07 0 32.48 0.00 1.65 0.06 0.06 65.74 03:10:07 1 27.33 0.00 1.38 0.14 0.06 71.09 03:10:07 2 30.35 0.00 1.36 0.02 0.07 68.21 03:10:07 3 29.15 0.00 1.52 0.05 0.07 69.21 03:10:07 4 26.32 0.00 1.34 0.03 0.06 72.25 03:10:07 5 23.22 0.00 1.03 0.03 0.06 75.67 03:10:07 6 27.45 0.00 1.12 0.11 0.06 71.25 03:10:07 7 27.12 0.00 1.40 0.21 0.07 71.20 Average: all 33.92 0.00 1.57 0.07 0.07 64.37 Average: 0 33.40 0.00 1.60 0.06 0.07 64.87 Average: 1 35.03 0.00 1.82 0.09 0.07 62.98 Average: 2 36.53 0.00 1.71 0.03 0.07 61.66 Average: 3 34.29 0.00 1.61 0.05 0.07 63.98 Average: 4 32.03 0.00 1.56 0.06 0.07 66.28 Average: 5 33.15 0.00 1.39 0.04 0.07 65.35 Average: 6 33.69 0.00 1.44 0.14 0.07 64.67 Average: 7 33.21 0.00 1.47 0.09 0.07 65.15