---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-25916 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 908 25044 4 6139 30716 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:eb:5d:d5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.176/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83785sec preferred_lft 83785sec inet6 fe80::f816:3eff:feeb:5dd5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9a:3f:3f:3d:35:19 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-25916) 03/03/26 _x86_64_ (8 CPU) 03:29:21 LINUX RESTART (8 CPU) 03:30:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 03:40:01 33.33 3.54 27.25 2.54 181.96 5029.84 2988.75 03:50:07 26.40 0.16 22.68 3.56 5.91 2358.07 17530.01 04:00:08 36.92 0.01 32.22 4.69 0.09 3313.25 15815.18 04:10:08 28.36 0.13 24.59 3.64 6.43 6490.03 8168.67 Average: 31.23 0.95 26.67 3.61 48.03 4290.01 11170.69 03:30:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:40:01 26980364 30046840 2265888 6.90 144944 3184748 3031316 8.94 618084 4860380 23212 03:50:07 25308832 28995532 3312632 10.08 174232 3727012 3401456 10.03 744452 6345348 170256 04:00:08 25178944 29320348 2983668 9.08 215032 4090204 3538128 10.43 890940 6270044 26004 04:10:08 25859572 31651768 645692 1.96 235836 5657128 1214840 3.58 1481796 4902556 72 Average: 25831928 30003622 2301970 7.00 192511 4164773 2796435 8.25 933818 5594582 54886 03:30:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:40:01 lo 872.89 872.89 831.77 831.77 0.00 0.00 0.00 0.00 03:40:01 ens3 119.05 91.29 994.12 20.05 0.00 0.00 0.00 0.00 03:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:50:07 lo 1363.70 1363.70 1297.72 1297.72 0.00 0.00 0.00 0.00 03:50:07 ens3 48.30 34.36 21.07 13.61 0.00 0.00 0.00 0.00 03:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:00:08 lo 1801.59 1801.59 1715.98 1715.98 0.00 0.00 0.00 0.00 04:00:08 ens3 55.63 37.59 19.38 16.34 0.00 0.00 0.00 0.00 04:00:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:10:08 lo 844.09 844.09 793.70 793.70 0.00 0.00 0.00 0.00 04:10:08 ens3 88.30 81.90 191.29 253.64 0.00 0.00 0.00 0.00 04:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1222.27 1222.27 1161.40 1161.40 0.00 0.00 0.00 0.00 Average: ens3 77.60 61.11 303.36 75.92 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-25916) 03/03/26 _x86_64_ (8 CPU) 03:29:21 LINUX RESTART (8 CPU) 03:30:09 CPU %user %nice %system %iowait %steal %idle 03:40:01 all 24.03 0.00 1.23 0.26 0.07 74.42 03:40:01 0 23.22 0.00 1.19 0.16 0.07 75.37 03:40:01 1 24.79 0.00 1.11 0.41 0.07 73.62 03:40:01 2 25.35 0.00 1.22 0.07 0.06 73.30 03:40:01 3 26.00 0.00 1.51 0.76 0.08 71.65 03:40:01 4 23.80 0.00 1.25 0.24 0.07 74.63 03:40:01 5 28.00 0.00 1.52 0.18 0.07 70.22 03:40:01 6 20.50 0.00 0.92 0.14 0.05 78.38 03:40:01 7 20.56 0.00 1.08 0.10 0.06 78.19 03:50:07 all 34.05 0.00 1.50 0.11 0.08 64.27 03:50:07 0 29.43 0.00 1.27 0.03 0.08 69.20 03:50:07 1 33.82 0.00 1.47 0.09 0.08 64.54 03:50:07 2 36.78 0.00 1.65 0.16 0.08 61.32 03:50:07 3 34.52 0.00 1.53 0.16 0.08 63.70 03:50:07 4 35.61 0.00 1.52 0.12 0.08 62.67 03:50:07 5 33.94 0.00 1.39 0.07 0.08 64.52 03:50:07 6 33.79 0.00 1.49 0.07 0.07 64.58 03:50:07 7 34.50 0.00 1.66 0.16 0.08 63.60 04:00:08 all 39.32 0.00 1.85 0.14 0.08 58.61 04:00:08 0 42.84 0.00 1.92 0.12 0.08 55.03 04:00:08 1 41.81 0.00 2.03 0.10 0.08 55.98 04:00:08 2 39.24 0.00 2.02 0.05 0.08 58.61 04:00:08 3 39.85 0.00 1.78 0.10 0.08 58.19 04:00:08 4 30.77 0.00 1.80 0.18 0.08 67.18 04:00:08 5 40.01 0.00 1.77 0.17 0.08 57.96 04:00:08 6 40.39 0.00 1.65 0.13 0.08 57.75 04:00:08 7 39.64 0.00 1.83 0.29 0.08 58.16 04:10:08 all 25.39 0.00 1.18 0.26 0.06 73.11 04:10:08 0 23.34 0.00 1.00 0.12 0.06 75.48 04:10:08 1 23.80 0.00 1.26 0.08 0.06 74.80 04:10:08 2 29.07 0.00 1.37 0.06 0.06 69.45 04:10:08 3 28.11 0.00 1.28 0.25 0.06 70.30 04:10:08 4 22.55 0.00 1.18 0.61 0.06 75.60 04:10:08 5 28.16 0.00 1.26 0.05 0.06 70.47 04:10:08 6 26.38 0.00 1.08 0.39 0.06 72.08 04:10:08 7 21.67 0.00 1.05 0.53 0.06 76.68 Average: all 30.73 0.00 1.44 0.19 0.07 67.57 Average: 0 29.73 0.00 1.34 0.11 0.07 68.75 Average: 1 31.08 0.00 1.47 0.17 0.07 67.21 Average: 2 32.64 0.00 1.56 0.08 0.07 65.64 Average: 3 32.15 0.00 1.53 0.31 0.08 65.93 Average: 4 28.22 0.00 1.44 0.29 0.07 69.99 Average: 5 32.55 0.00 1.49 0.12 0.07 65.77 Average: 6 30.31 0.00 1.29 0.18 0.07 68.15 Average: 7 29.13 0.00 1.41 0.27 0.07 69.12