---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3503 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 926 24968 4 6197 30697 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:f7:11:c5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.130/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84263sec preferred_lft 84263sec inet6 fe80::f816:3eff:fef7:11c5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0a:95:b8:b2:6a:4c 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 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-3503) 04/16/26 _x86_64_ (8 CPU) 08:19:13 LINUX RESTART (8 CPU) 08:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:30:02 50.57 4.70 43.31 2.56 268.57 5779.83 8148.10 08:40:02 28.31 0.15 24.42 3.74 5.75 2298.72 11508.28 08:50:04 33.42 0.01 29.28 4.13 0.15 3280.09 17157.43 Average: 37.43 1.62 32.34 3.48 91.45 3785.83 12272.38 08:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:30:02 26575800 29762732 2550368 7.76 141032 3305672 2671176 7.88 625568 5255020 8816 08:40:02 25442404 29082260 3226004 9.82 173284 3681168 3462976 10.21 744268 6225236 44416 08:50:04 24708436 28955324 3348036 10.19 212208 4196968 3314544 9.77 894916 6730024 13860 Average: 25575547 29266772 3041469 9.26 175508 3727936 3149565 9.29 754917 6070093 22364 08:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:30:02 lo 881.19 881.19 839.41 839.41 0.00 0.00 0.00 0.00 08:30:02 ens3 117.88 86.64 1062.75 16.66 0.00 0.00 0.00 0.00 08:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:02 lo 1604.14 1604.14 1527.40 1527.40 0.00 0.00 0.00 0.00 08:40:02 ens3 27.00 20.53 9.76 6.43 0.00 0.00 0.00 0.00 08:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:04 lo 1767.17 1767.17 1683.05 1683.05 0.00 0.00 0.00 0.00 08:50:04 ens3 22.11 18.96 9.16 6.90 0.00 0.00 0.00 0.00 08:50:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1417.62 1417.62 1350.07 1350.07 0.00 0.00 0.00 0.00 Average: ens3 55.65 42.04 360.41 9.99 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 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-3503) 04/16/26 _x86_64_ (8 CPU) 08:19:13 LINUX RESTART (8 CPU) 08:20:01 CPU %user %nice %system %iowait %steal %idle 08:30:02 all 26.64 0.00 1.21 0.15 0.06 71.93 08:30:02 0 25.39 0.00 1.13 0.07 0.06 73.35 08:30:02 1 30.82 0.00 1.41 0.11 0.08 67.59 08:30:02 2 26.08 0.00 1.31 0.61 0.06 71.94 08:30:02 3 28.07 0.00 1.50 0.05 0.07 70.31 08:30:02 4 24.46 0.00 1.12 0.15 0.06 74.21 08:30:02 5 25.28 0.00 1.01 0.06 0.06 73.59 08:30:02 6 29.12 0.00 1.20 0.12 0.07 69.50 08:30:02 7 23.88 0.00 1.04 0.05 0.06 74.97 08:40:02 all 33.69 0.00 1.53 0.05 0.08 64.65 08:40:02 0 33.48 0.00 1.54 0.03 0.08 64.87 08:40:02 1 33.46 0.00 1.63 0.07 0.08 64.77 08:40:02 2 34.12 0.00 1.47 0.02 0.08 64.31 08:40:02 3 34.65 0.00 1.70 0.03 0.08 63.54 08:40:02 4 35.20 0.00 1.45 0.06 0.08 63.21 08:40:02 5 32.16 0.00 1.51 0.15 0.08 66.10 08:40:02 6 33.31 0.00 1.52 0.03 0.08 65.06 08:40:02 7 33.15 0.00 1.39 0.04 0.08 65.35 08:50:04 all 37.50 0.00 1.71 0.07 0.08 60.64 08:50:04 0 34.56 0.00 1.40 0.14 0.08 63.82 08:50:04 1 38.43 0.00 2.13 0.05 0.08 59.31 08:50:04 2 37.32 0.00 1.99 0.04 0.08 60.57 08:50:04 3 39.46 0.00 1.55 0.03 0.08 58.89 08:50:04 4 35.47 0.00 1.60 0.03 0.07 62.83 08:50:04 5 35.40 0.00 1.73 0.19 0.08 62.60 08:50:04 6 38.47 0.00 1.81 0.04 0.08 59.60 08:50:04 7 40.88 0.00 1.49 0.02 0.08 57.52 Average: all 32.61 0.00 1.49 0.09 0.07 65.74 Average: 0 31.15 0.00 1.36 0.08 0.07 67.34 Average: 1 34.24 0.00 1.72 0.07 0.08 63.89 Average: 2 32.50 0.00 1.59 0.22 0.07 65.61 Average: 3 34.06 0.00 1.58 0.04 0.08 64.25 Average: 4 31.71 0.00 1.39 0.08 0.07 66.75 Average: 5 30.94 0.00 1.42 0.13 0.07 67.44 Average: 6 33.63 0.00 1.51 0.06 0.07 64.72 Average: 7 32.64 0.00 1.31 0.04 0.07 65.95