---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-32100 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 910 24822 4 6358 30713 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:3e:2c:e5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.86/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84012sec preferred_lft 84012sec inet6 fe80::f816:3eff:fe3e:2ce5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b2:a0:f9:32:2a:aa 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-32100) 07/01/26 _x86_64_ (8 CPU) 10:19:40 LINUX RESTART (8 CPU) 10:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:30:25 62.06 10.31 49.00 2.75 1361.49 9949.26 10949.61 10:40:01 29.96 0.15 25.83 3.97 5.98 2361.54 9487.00 10:50:03 36.11 0.00 31.87 4.25 0.05 3314.85 14650.90 Average: 43.14 3.62 35.87 3.64 473.66 5308.74 11717.30 10:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:30:25 26358424 29692716 2619792 7.97 146792 3434632 2778716 8.19 640720 5440172 21332 10:40:01 25710020 29499096 2808044 8.54 179208 3813376 2831100 8.35 762616 5911296 55216 10:50:03 24854532 29252592 3049696 9.28 216852 4331392 3568292 10.52 913832 6559268 13504 Average: 25640992 29481468 2825844 8.60 180951 3859800 3059369 9.02 772389 5970245 30017 10:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:30:25 lo 814.39 814.39 775.54 775.54 0.00 0.00 0.00 0.00 10:30:25 ens3 167.24 123.51 1115.35 26.74 0.00 0.00 0.00 0.00 10:30:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:01 lo 1643.91 1643.91 1564.90 1564.90 0.00 0.00 0.00 0.00 10:40:01 ens3 48.30 36.65 19.28 14.21 0.00 0.00 0.00 0.00 10:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:03 lo 1752.97 1752.97 1669.43 1669.43 0.00 0.00 0.00 0.00 10:50:03 ens3 55.71 40.21 19.96 15.72 0.00 0.00 0.00 0.00 10:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1392.89 1392.89 1326.29 1326.29 0.00 0.00 0.00 0.00 Average: ens3 91.98 67.93 399.28 19.06 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-32100) 07/01/26 _x86_64_ (8 CPU) 10:19:40 LINUX RESTART (8 CPU) 10:20:00 CPU %user %nice %system %iowait %steal %idle 10:30:25 all 28.43 0.00 1.43 0.23 0.06 69.85 10:30:25 0 27.83 0.00 1.12 0.03 0.06 70.97 10:30:25 1 27.74 0.00 1.46 0.19 0.06 70.55 10:30:25 2 31.06 0.00 1.76 0.45 0.06 66.67 10:30:25 3 26.66 0.00 1.57 0.29 0.06 71.42 10:30:25 4 29.50 0.00 1.51 0.33 0.06 68.60 10:30:25 5 27.67 0.00 1.36 0.08 0.07 70.82 10:30:25 6 28.94 0.00 1.44 0.36 0.06 69.21 10:30:25 7 28.07 0.00 1.26 0.08 0.05 70.54 10:40:01 all 35.44 0.00 1.54 0.06 0.06 62.90 10:40:01 0 32.51 0.00 1.28 0.02 0.06 66.12 10:40:01 1 41.08 0.00 1.76 0.03 0.06 57.06 10:40:01 2 38.75 0.00 1.47 0.04 0.07 59.67 10:40:01 3 37.62 0.00 1.78 0.04 0.07 60.49 10:40:01 4 35.29 0.00 1.63 0.13 0.07 62.88 10:40:01 5 33.39 0.00 1.55 0.10 0.06 64.90 10:40:01 6 35.17 0.00 1.35 0.05 0.06 63.36 10:40:01 7 29.74 0.00 1.46 0.05 0.06 68.69 10:50:03 all 37.94 0.00 1.78 0.07 0.07 60.14 10:50:03 0 33.79 0.00 1.75 0.09 0.08 64.29 10:50:03 1 42.90 0.00 2.00 0.05 0.08 54.98 10:50:03 2 34.69 0.00 1.86 0.05 0.07 63.34 10:50:03 3 41.19 0.00 1.98 0.04 0.07 56.71 10:50:03 4 39.51 0.00 1.53 0.02 0.07 58.87 10:50:03 5 37.71 0.00 1.70 0.17 0.07 60.35 10:50:03 6 36.16 0.00 1.65 0.04 0.07 62.07 10:50:03 7 37.57 0.00 1.78 0.08 0.08 60.50 Average: all 33.85 0.00 1.58 0.12 0.07 64.39 Average: 0 31.32 0.00 1.38 0.05 0.07 67.19 Average: 1 37.06 0.00 1.73 0.09 0.07 61.05 Average: 2 34.73 0.00 1.70 0.19 0.07 63.32 Average: 3 35.01 0.00 1.78 0.13 0.07 63.02 Average: 4 34.69 0.00 1.56 0.16 0.07 63.52 Average: 5 32.85 0.00 1.54 0.12 0.07 65.43 Average: 6 33.34 0.00 1.48 0.15 0.06 64.96 Average: 7 31.77 0.00 1.50 0.07 0.06 66.60