---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-64991 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 900 24998 4 6194 30724 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:85:9d:f0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.140/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83491sec preferred_lft 83491sec inet6 fe80::f816:3eff:fe85:9df0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2e:d7:a5:69:5c:fb 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-64991) 04/01/26 _x86_64_ (8 CPU) 02:31:29 LINUX RESTART (8 CPU) 02:40:16 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:50:11 30.42 0.26 26.59 3.57 10.56 3646.82 11069.45 03:00:01 36.23 0.01 31.37 4.86 0.04 2623.45 12454.07 03:10:04 49.07 0.01 29.80 19.25 0.24 2981.62 527234.53 Average: 38.63 0.09 29.25 9.28 3.61 3084.63 185542.29 02:40:16 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:50:11 25933064 29413564 2896200 8.81 168772 3538868 2965348 8.74 703816 5767092 12224 03:00:01 24728144 28809472 3495740 10.64 200372 4062872 3504036 10.33 841980 6791792 187324 03:10:04 24772008 29270532 3031152 9.22 226612 4419216 3033352 8.95 976636 6587368 72660 Average: 25144405 29164523 3141031 9.56 198585 4006985 3167579 9.34 840811 6382084 90736 02:40:16 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:50:11 lo 1421.58 1421.58 1353.19 1353.19 0.00 0.00 0.00 0.00 02:50:11 ens3 56.67 43.13 98.11 17.49 0.00 0.00 0.00 0.00 02:50:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:00:01 lo 1985.53 1985.53 1891.91 1891.91 0.00 0.00 0.00 0.00 03:00:01 ens3 47.01 30.55 18.28 13.72 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 03:10:04 lo 1485.29 1485.29 1414.29 1414.29 0.00 0.00 0.00 0.00 03:10:04 ens3 50.06 34.44 21.34 16.94 0.00 0.00 0.00 0.00 03:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1629.29 1629.29 1551.68 1551.68 0.00 0.00 0.00 0.00 Average: ens3 51.25 36.05 45.87 16.06 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 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-64991) 04/01/26 _x86_64_ (8 CPU) 02:31:29 LINUX RESTART (8 CPU) 02:40:16 CPU %user %nice %system %iowait %steal %idle 02:50:11 all 38.89 0.00 1.66 0.04 0.07 59.33 02:50:11 0 38.66 0.00 1.86 0.04 0.08 59.37 02:50:11 1 42.84 0.00 1.72 0.04 0.07 55.32 02:50:11 2 42.60 0.00 1.75 0.04 0.08 55.53 02:50:11 3 37.21 0.00 1.77 0.03 0.07 60.92 02:50:11 4 38.68 0.00 1.44 0.06 0.07 59.75 02:50:11 5 40.20 0.00 1.59 0.03 0.07 58.10 02:50:11 6 40.28 0.00 1.64 0.06 0.07 57.95 02:50:11 7 30.65 0.00 1.54 0.06 0.06 67.69 03:00:01 all 35.57 0.00 1.76 0.06 0.07 62.54 03:00:01 0 30.43 0.00 1.68 0.05 0.07 67.77 03:00:01 1 36.60 0.00 1.91 0.04 0.07 61.39 03:00:01 2 37.65 0.00 1.91 0.07 0.07 60.31 03:00:01 3 29.15 0.00 1.71 0.07 0.07 69.01 03:00:01 4 39.73 0.00 1.60 0.04 0.07 58.55 03:00:01 5 38.83 0.00 2.02 0.12 0.07 58.96 03:00:01 6 37.49 0.00 1.64 0.07 0.07 60.72 03:00:01 7 34.68 0.00 1.57 0.05 0.07 63.63 03:10:04 all 36.63 0.00 1.80 0.07 0.08 61.42 03:10:04 0 34.96 0.00 1.68 0.08 0.08 63.20 03:10:04 1 36.96 0.00 2.02 0.18 0.08 60.76 03:10:04 2 38.44 0.00 1.71 0.04 0.09 59.72 03:10:04 3 32.80 0.00 1.98 0.06 0.08 65.08 03:10:04 4 36.05 0.00 1.56 0.03 0.08 62.28 03:10:04 5 39.12 0.00 1.89 0.14 0.08 58.77 03:10:04 6 36.50 0.00 1.88 0.02 0.08 61.53 03:10:04 7 38.20 0.00 1.64 0.04 0.09 60.03 Average: all 37.03 0.00 1.74 0.06 0.08 61.10 Average: 0 34.70 0.00 1.74 0.05 0.08 63.43 Average: 1 38.80 0.00 1.88 0.09 0.08 59.15 Average: 2 39.56 0.00 1.79 0.05 0.08 58.52 Average: 3 33.06 0.00 1.82 0.05 0.07 64.99 Average: 4 38.14 0.00 1.53 0.04 0.07 60.21 Average: 5 39.38 0.00 1.84 0.09 0.08 58.61 Average: 6 38.08 0.00 1.72 0.05 0.07 60.07 Average: 7 34.52 0.00 1.59 0.05 0.07 63.77