---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4225 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 18G 138G 12% / 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 762 20289 4 11040 30862 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:db:00 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.151/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84179sec preferred_lft 84179sec inet6 fe80::f816:3eff:fe26:db00/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether aa:5d:a3:9f:38:eb 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-4225) 03/23/26 _x86_64_ (8 CPU) 13:08:52 LINUX RESTART (8 CPU) 13:10:23 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:20:23 40.64 4.04 20.41 16.20 251.65 3193.35 505938.08 13:30:01 13.88 0.69 12.47 0.73 17.21 3949.78 1014.37 13:40:23 246.63 0.35 244.10 2.18 3.76 11318.93 39357.28 Average: 103.20 1.69 95.12 6.38 90.71 6243.10 182566.77 13:10:23 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:20:23 26667904 29776572 2535236 7.71 156100 3198476 2527404 7.45 508188 5255860 9504 13:30:01 23170828 27378628 4924084 14.98 170100 4226516 9734064 28.70 664156 8523560 2008 13:40:23 19830016 27253836 5015504 15.26 347640 6850012 3619972 10.67 1265352 10780084 4828 Average: 23222916 28136345 4158275 12.65 224613 4758335 5293813 15.61 812565 8186501 5447 13:10:23 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:20:23 lo 0.93 0.93 0.12 0.12 0.00 0.00 0.00 0.00 13:20:23 ens3 204.45 121.75 528.41 54.95 0.00 0.00 0.00 0.00 13:20:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:01 lo 7.35 7.35 1.98 1.98 0.00 0.00 0.00 0.00 13:30:01 ens3 66.77 47.72 303.05 15.51 0.00 0.00 0.00 0.00 13:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:23 lo 0.35 0.35 0.04 0.04 0.00 0.00 0.00 0.00 13:40:23 ens3 67.74 45.31 349.19 9.84 0.00 0.00 0.00 0.00 13:40:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.79 2.79 0.69 0.69 0.00 0.00 0.00 0.00 Average: ens3 113.00 71.56 394.11 26.70 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-4225) 03/23/26 _x86_64_ (8 CPU) 13:08:52 LINUX RESTART (8 CPU) 13:10:23 CPU %user %nice %system %iowait %steal %idle 13:20:23 all 50.67 0.00 2.04 0.07 0.10 47.12 13:20:23 0 51.52 0.00 1.98 0.03 0.11 46.36 13:20:23 1 49.18 0.00 1.92 0.02 0.10 48.78 13:20:23 2 49.15 0.00 2.22 0.29 0.10 48.24 13:20:23 3 48.10 0.00 2.05 0.02 0.10 49.73 13:20:23 4 48.24 0.00 2.06 0.05 0.10 49.56 13:20:23 5 62.62 0.00 2.07 0.07 0.12 35.13 13:20:23 6 47.74 0.00 1.98 0.09 0.10 50.09 13:20:23 7 48.79 0.00 2.02 0.02 0.10 49.08 13:30:01 all 74.94 0.00 2.12 0.02 0.12 22.79 13:30:01 0 73.75 0.00 1.98 0.00 0.12 24.15 13:30:01 1 73.36 0.00 2.08 0.00 0.12 24.44 13:30:01 2 75.10 0.00 2.18 0.01 0.12 22.58 13:30:01 3 77.72 0.00 2.09 0.01 0.13 20.05 13:30:01 4 78.48 0.00 2.29 0.03 0.13 19.06 13:30:01 5 72.60 0.00 1.97 0.01 0.12 25.30 13:30:01 6 74.35 0.00 2.15 0.00 0.12 23.38 13:30:01 7 74.18 0.00 2.23 0.14 0.13 23.32 13:40:23 all 77.37 0.00 3.02 0.23 0.13 19.25 13:40:23 0 78.72 0.00 3.11 0.32 0.14 17.72 13:40:23 1 78.35 0.00 3.01 0.17 0.14 18.34 13:40:23 2 77.78 0.00 3.28 0.25 0.13 18.56 13:40:23 3 77.23 0.00 3.18 0.18 0.13 19.28 13:40:23 4 78.04 0.00 3.26 0.32 0.13 18.24 13:40:23 5 75.86 0.00 2.63 0.15 0.13 21.23 13:40:23 6 77.19 0.00 2.90 0.25 0.14 19.53 13:40:23 7 75.78 0.00 2.77 0.19 0.13 21.13 Average: all 67.69 0.00 2.40 0.11 0.12 29.67 Average: 0 68.06 0.00 2.37 0.12 0.12 29.33 Average: 1 67.03 0.00 2.35 0.06 0.12 30.44 Average: 2 67.39 0.00 2.57 0.18 0.12 29.74 Average: 3 67.68 0.00 2.45 0.07 0.12 29.67 Average: 4 68.26 0.00 2.55 0.14 0.12 28.93 Average: 5 70.40 0.00 2.23 0.08 0.12 27.17 Average: 6 66.46 0.00 2.35 0.12 0.12 30.95 Average: 7 66.27 0.00 2.34 0.12 0.12 31.15