---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1972 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: 5599.94 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 11G 145G 7% / 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 872 26097 4 5122 30751 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:57:7a:0d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.178/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84452sec preferred_lft 84452sec inet6 fe80::f816:3eff:fe57:7a0d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 56:dc:8c:b3:2c:9c 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-1972) 04/11/26 _x86_64_ (8 CPU) 07:09:29 LINUX RESTART (8 CPU) 07:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:20:18 53.24 4.61 45.89 2.74 261.64 6134.63 10282.26 07:30:19 38.51 0.11 33.33 5.07 5.19 2516.81 19544.83 07:40:20 30.10 0.01 26.18 3.90 0.09 2838.72 11568.41 Average: 40.74 1.61 35.24 3.89 90.65 3852.28 13765.99 07:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:20:18 26297712 29620820 2692028 8.19 148532 3422124 2786532 8.22 637540 5512128 5252 07:30:19 25421108 29225232 3082216 9.38 186816 3822056 3324440 9.80 741580 6221180 116304 07:40:20 25184676 29428912 2875932 8.75 208676 4206652 2901196 8.56 825956 6349984 54516 Average: 25634499 29424988 2883392 8.77 181341 3816944 3004056 8.86 735025 6027764 58691 07:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:20:18 lo 845.65 845.65 804.04 804.04 0.00 0.00 0.00 0.00 07:20:18 ens3 117.34 88.71 1011.73 21.05 0.00 0.00 0.00 0.00 07:20:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:19 lo 2363.46 2363.46 2252.86 2252.86 0.00 0.00 0.00 0.00 07:30:19 ens3 44.05 30.92 16.94 13.13 0.00 0.00 0.00 0.00 07:30:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:20 lo 1521.61 1521.61 1448.59 1448.59 0.00 0.00 0.00 0.00 07:40:20 ens3 43.54 32.48 18.79 15.30 0.00 0.00 0.00 0.00 07:40:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1569.99 1569.99 1495.23 1495.23 0.00 0.00 0.00 0.00 Average: ens3 68.78 51.07 355.56 16.54 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-1972) 04/11/26 _x86_64_ (8 CPU) 07:09:29 LINUX RESTART (8 CPU) 07:10:00 CPU %user %nice %system %iowait %steal %idle 07:20:18 all 37.52 0.00 1.56 0.18 0.06 60.68 07:20:18 0 33.04 0.00 1.22 0.06 0.06 65.62 07:20:18 1 43.02 0.00 1.85 0.43 0.07 54.63 07:20:18 2 36.03 0.00 1.63 0.06 0.06 62.22 07:20:18 3 41.05 0.00 1.74 0.57 0.07 56.57 07:20:18 4 36.34 0.00 1.66 0.08 0.06 61.86 07:20:18 5 36.06 0.00 1.53 0.06 0.06 62.29 07:20:18 6 38.11 0.00 1.44 0.10 0.06 60.28 07:20:18 7 36.51 0.00 1.44 0.06 0.06 61.93 07:30:19 all 36.66 0.00 1.86 0.08 0.07 61.34 07:30:19 0 37.46 0.00 1.95 0.05 0.07 60.47 07:30:19 1 40.00 0.00 2.07 0.06 0.07 57.81 07:30:19 2 37.39 0.00 1.67 0.04 0.07 60.84 07:30:19 3 38.74 0.00 1.80 0.20 0.07 59.19 07:30:19 4 37.29 0.00 1.95 0.06 0.07 60.64 07:30:19 5 35.62 0.00 1.77 0.04 0.07 62.49 07:30:19 6 34.33 0.00 1.87 0.06 0.06 63.68 07:30:19 7 32.46 0.00 1.79 0.10 0.06 65.59 07:40:20 all 35.94 0.00 1.69 0.07 0.07 62.23 07:40:20 0 34.47 0.00 1.56 0.04 0.07 63.86 07:40:20 1 40.61 0.00 1.63 0.06 0.08 57.62 07:40:20 2 35.92 0.00 1.86 0.07 0.07 62.08 07:40:20 3 39.70 0.00 1.56 0.05 0.07 58.61 07:40:20 4 35.70 0.00 1.50 0.08 0.08 62.64 07:40:20 5 37.84 0.00 1.87 0.05 0.07 60.17 07:40:20 6 30.19 0.00 1.71 0.05 0.07 67.97 07:40:20 7 33.12 0.00 1.81 0.16 0.07 64.84 Average: all 36.72 0.00 1.70 0.11 0.07 61.41 Average: 0 34.97 0.00 1.57 0.05 0.07 63.34 Average: 1 41.23 0.00 1.85 0.18 0.07 56.67 Average: 2 36.44 0.00 1.72 0.06 0.07 61.72 Average: 3 39.84 0.00 1.70 0.28 0.07 58.11 Average: 4 36.44 0.00 1.70 0.07 0.07 61.72 Average: 5 36.50 0.00 1.72 0.05 0.07 61.66 Average: 6 34.25 0.00 1.67 0.07 0.06 63.94 Average: 7 34.05 0.00 1.68 0.10 0.07 64.10