---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-484347 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 13G 143G 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 763 24088 4 7239 30860 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:20:51:04 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.112/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83802sec preferred_lft 83802sec inet6 fe80::f816:3eff:fe20:5104/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether da:0e:9c:56:86:8a 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 inet6 fe80::d80e:9cff:fe56:868a/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-484347) 03/15/26 _x86_64_ (8 CPU) 21:49:29 LINUX RESTART (8 CPU) 21:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:00:01 78.00 4.86 55.40 17.74 661.46 10234.66 525348.12 22:10:01 31.98 0.11 27.70 4.17 5.23 2376.75 7961.41 22:20:01 33.77 0.01 29.60 4.17 0.08 2970.99 16943.85 22:30:01 52.52 2.28 48.34 1.90 366.12 8126.85 9657.83 Average: 49.08 1.82 40.27 7.00 258.37 5928.89 140119.05 21:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:00:01 25335432 29019436 3288916 10.01 158872 3757976 3530864 10.41 814668 6272812 34212 22:10:01 24795680 28977480 3326856 10.12 194736 4177392 3398332 10.02 935744 6650248 135060 22:20:01 24068220 28817452 3482700 10.60 218344 4679128 3399584 10.02 1065012 7198292 174812 22:30:01 24670368 31591320 694384 2.11 257136 6710776 1313812 3.87 1846740 5660328 160 Average: 24717425 29601422 2698214 8.21 207272 4831318 2910648 8.58 1165541 6445420 86061 21:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:00:01 lo 889.74 889.74 847.29 847.29 0.00 0.00 0.00 0.00 22:00:01 ens3 138.27 102.09 1259.74 19.29 0.00 0.00 0.00 0.00 22:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:10:01 lo 1931.74 1931.74 1839.77 1839.77 0.00 0.00 0.00 0.00 22:10:01 ens3 18.47 15.73 7.97 5.43 0.00 0.00 0.00 0.00 22:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:20:01 lo 1778.82 1778.82 1694.10 1694.10 0.00 0.00 0.00 0.00 22:20:01 ens3 23.09 18.93 8.82 6.61 0.00 0.00 0.00 0.00 22:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:30:01 lo 168.91 168.91 155.21 155.21 0.00 0.00 0.00 0.00 22:30:01 ens3 134.77 140.13 521.84 1077.97 0.00 0.00 0.00 0.00 22:30:01 docker0 84.57 74.14 929.15 162.76 0.00 0.00 0.00 0.00 Average: lo 1192.19 1192.19 1133.99 1133.99 0.00 0.00 0.00 0.00 Average: ens3 78.67 69.23 449.89 277.23 0.00 0.00 0.00 0.00 Average: docker0 21.14 18.53 232.20 40.67 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-484347) 03/15/26 _x86_64_ (8 CPU) 21:49:29 LINUX RESTART (8 CPU) 21:50:00 CPU %user %nice %system %iowait %steal %idle 22:00:01 all 38.74 0.00 1.81 0.23 0.06 59.16 22:00:01 0 35.20 0.00 1.59 0.64 0.06 62.52 22:00:01 1 38.36 0.00 1.90 0.17 0.06 59.52 22:00:01 2 42.45 0.00 1.92 0.26 0.07 55.30 22:00:01 3 42.75 0.00 2.08 0.07 0.07 55.03 22:00:01 4 38.09 0.00 1.70 0.39 0.06 59.75 22:00:01 5 39.24 0.00 1.71 0.05 0.06 58.94 22:00:01 6 39.28 0.00 1.75 0.12 0.06 58.78 22:00:01 7 34.55 0.00 1.79 0.16 0.06 63.43 22:10:01 all 38.84 0.00 1.83 0.06 0.06 59.21 22:10:01 0 37.70 0.00 1.93 0.05 0.06 60.25 22:10:01 1 38.63 0.00 2.11 0.04 0.07 59.16 22:10:01 2 39.68 0.00 1.94 0.05 0.06 58.27 22:10:01 3 36.77 0.00 1.79 0.04 0.07 61.34 22:10:01 4 41.31 0.00 1.83 0.04 0.07 56.75 22:10:01 5 41.41 0.00 1.67 0.10 0.07 56.76 22:10:01 6 36.86 0.00 1.57 0.04 0.06 61.47 22:10:01 7 38.35 0.00 1.76 0.11 0.07 59.71 22:20:01 all 37.93 0.00 1.94 0.07 0.07 59.99 22:20:01 0 37.82 0.00 1.88 0.05 0.07 60.18 22:20:01 1 35.07 0.00 2.19 0.11 0.07 62.56 22:20:01 2 38.86 0.00 2.01 0.06 0.06 59.01 22:20:01 3 38.16 0.00 1.81 0.07 0.07 59.90 22:20:01 4 37.69 0.00 1.74 0.04 0.06 60.47 22:20:01 5 39.54 0.00 1.84 0.07 0.07 58.49 22:20:01 6 36.90 0.00 2.12 0.14 0.07 60.78 22:20:01 7 39.42 0.00 1.94 0.05 0.07 58.52 22:30:01 all 15.64 0.00 1.39 0.15 0.05 82.77 22:30:01 0 18.58 0.00 2.14 0.06 0.05 79.17 22:30:01 1 14.33 0.00 1.58 0.10 0.05 83.94 22:30:01 2 16.93 0.00 1.37 0.15 0.05 81.50 22:30:01 3 11.16 0.00 0.80 0.52 0.05 87.48 22:30:01 4 16.74 0.00 1.14 0.08 0.04 82.00 22:30:01 5 14.12 0.00 0.81 0.07 0.05 84.95 22:30:01 6 14.37 0.00 0.94 0.08 0.05 84.55 22:30:01 7 18.89 0.00 2.36 0.14 0.05 78.57 Average: all 32.78 0.00 1.74 0.13 0.06 65.29 Average: 0 32.32 0.00 1.89 0.20 0.06 65.53 Average: 1 31.59 0.00 1.95 0.10 0.06 66.30 Average: 2 34.48 0.00 1.81 0.13 0.06 63.52 Average: 3 32.19 0.00 1.62 0.18 0.06 65.95 Average: 4 33.45 0.00 1.60 0.14 0.06 64.75 Average: 5 33.57 0.00 1.51 0.07 0.06 64.79 Average: 6 31.85 0.00 1.59 0.09 0.06 66.40 Average: 7 32.80 0.00 1.96 0.11 0.06 65.06