---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-26185 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 904 25062 4 6125 30719 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:31:71:dc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.254/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83377sec preferred_lft 83377sec inet6 fe80::f816:3eff:fe31:71dc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a6:18:ef:f5:ad: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-26185) 03/04/26 _x86_64_ (8 CPU) 02:31:29 LINUX RESTART (8 CPU) 02:40:19 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:50:11 24.63 2.52 19.91 2.20 141.18 3559.57 7020.97 03:00:00 30.20 0.16 26.05 3.99 5.97 2383.14 13601.19 03:10:11 33.36 0.01 29.16 4.19 0.14 3237.06 11678.42 03:20:11 28.86 0.23 25.02 3.61 10.60 6314.60 4351.32 Average: 29.29 0.72 25.07 3.50 39.11 3878.48 9161.48 02:40:19 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:50:11 26686068 29803596 2509608 7.64 146388 3230884 2679576 7.90 642980 5111604 8572 03:00:00 25458484 29038128 3270128 9.95 178284 3615916 3909548 11.53 764384 6179952 51452 03:10:11 24489264 28689584 3614872 11.00 214912 4146304 3794048 11.19 917808 6937256 47220 03:20:11 25852568 31629616 667220 2.03 235956 5643096 1205776 3.56 1491208 4893380 4 Average: 25621596 29790231 2515457 7.65 193885 4159050 2897237 8.54 954095 5780548 26812 02:40:19 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:50:11 lo 866.36 866.36 825.50 825.50 0.00 0.00 0.00 0.00 02:50:11 ens3 106.35 83.22 798.44 18.88 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 03:00:00 lo 1567.52 1567.52 1492.33 1492.33 0.00 0.00 0.00 0.00 03:00:00 ens3 58.00 39.53 21.27 14.81 0.00 0.00 0.00 0.00 03:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:11 lo 1603.73 1603.73 1526.96 1526.96 0.00 0.00 0.00 0.00 03:10:11 ens3 57.47 39.68 20.03 15.56 0.00 0.00 0.00 0.00 03:10:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:20:11 lo 871.76 871.76 816.05 816.05 0.00 0.00 0.00 0.00 03:20:11 ens3 112.35 119.11 196.05 881.93 0.00 0.00 0.00 0.00 03:20:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1228.71 1228.71 1166.50 1166.50 0.00 0.00 0.00 0.00 Average: ens3 83.46 70.34 257.14 233.51 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-26185) 03/04/26 _x86_64_ (8 CPU) 02:31:29 LINUX RESTART (8 CPU) 02:40:19 CPU %user %nice %system %iowait %steal %idle 02:50:11 all 27.22 0.00 1.16 0.09 0.06 71.48 02:50:11 0 25.44 0.00 1.21 0.02 0.06 73.27 02:50:11 1 24.79 0.00 1.13 0.26 0.06 73.77 02:50:11 2 30.32 0.00 1.39 0.07 0.06 68.16 02:50:11 3 29.51 0.00 1.12 0.02 0.06 69.28 02:50:11 4 28.71 0.00 1.26 0.05 0.06 69.92 02:50:11 5 26.75 0.00 1.05 0.13 0.05 72.03 02:50:11 6 25.04 0.00 1.00 0.13 0.05 73.79 02:50:11 7 27.18 0.00 1.10 0.03 0.05 71.63 03:00:00 all 34.31 0.00 1.57 0.06 0.07 63.99 03:00:00 0 31.70 0.00 1.62 0.06 0.07 66.55 03:00:00 1 38.82 0.00 1.64 0.04 0.07 59.42 03:00:00 2 35.84 0.00 1.43 0.05 0.07 62.61 03:00:00 3 35.57 0.00 1.63 0.07 0.07 62.66 03:00:00 4 36.74 0.00 1.53 0.07 0.08 61.58 03:00:00 5 33.49 0.00 1.66 0.05 0.07 64.73 03:00:00 6 32.38 0.00 1.54 0.03 0.06 65.99 03:00:00 7 29.95 0.00 1.53 0.06 0.06 68.40 03:10:11 all 37.39 0.00 1.89 0.10 0.07 60.55 03:10:11 0 36.31 0.00 2.03 0.06 0.07 61.52 03:10:11 1 40.24 0.00 2.15 0.03 0.07 57.51 03:10:11 2 39.78 0.00 2.10 0.21 0.07 57.84 03:10:11 3 35.88 0.00 1.59 0.20 0.07 62.27 03:10:11 4 37.59 0.00 1.87 0.17 0.07 60.30 03:10:11 5 36.81 0.00 1.63 0.05 0.07 61.44 03:10:11 6 36.11 0.00 2.14 0.05 0.06 61.64 03:10:11 7 36.37 0.00 1.61 0.07 0.07 61.88 03:20:11 all 24.10 0.00 1.16 0.14 0.06 74.55 03:20:11 0 20.57 0.00 1.13 0.05 0.05 78.20 03:20:11 1 24.65 0.00 1.15 0.05 0.06 74.10 03:20:11 2 24.94 0.00 1.24 0.65 0.06 73.10 03:20:11 3 32.00 0.00 1.37 0.02 0.06 66.55 03:20:11 4 27.36 0.00 1.21 0.14 0.06 71.23 03:20:11 5 21.35 0.00 0.88 0.05 0.06 77.66 03:20:11 6 17.39 0.00 0.93 0.07 0.05 81.56 03:20:11 7 24.51 0.00 1.36 0.06 0.07 74.00 Average: all 30.78 0.00 1.45 0.10 0.06 67.62 Average: 0 28.53 0.00 1.50 0.05 0.06 69.86 Average: 1 32.15 0.00 1.52 0.09 0.06 66.18 Average: 2 32.74 0.00 1.54 0.25 0.06 65.40 Average: 3 33.25 0.00 1.43 0.08 0.06 65.18 Average: 4 32.61 0.00 1.47 0.11 0.06 65.74 Average: 5 29.62 0.00 1.31 0.07 0.06 68.94 Average: 6 27.75 0.00 1.41 0.07 0.05 70.71 Average: 7 29.54 0.00 1.40 0.05 0.06 68.94