---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-25715 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 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 25067 4 6124 30723 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:84:b0:1f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.28/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83834sec preferred_lft 83834sec inet6 fe80::f816:3eff:fe84:b01f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9e:b4:53:ed:66:19 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 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-25715) 03/02/26 _x86_64_ (8 CPU) 19:09:10 LINUX RESTART (8 CPU) 19:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:20:02 34.46 3.41 28.30 2.75 175.41 5290.50 6755.28 19:30:33 30.55 0.14 26.38 4.03 5.44 2519.08 11369.40 19:40:05 34.21 0.01 29.97 4.23 0.07 3331.77 11151.24 19:50:05 25.04 0.14 21.46 3.44 6.42 6046.77 14865.46 Average: 31.02 0.93 26.49 3.61 46.92 4285.63 11035.26 19:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:20:02 26575860 29698652 2614800 7.96 145808 3236832 2720508 8.02 632696 5250844 12272 19:30:33 25820640 29462560 2845648 8.66 186608 3663392 2815608 8.30 773240 5788176 34096 19:40:05 25131924 29352412 2950020 8.98 219132 4160616 2888076 8.52 914560 6289400 13148 19:50:05 25854752 31631372 665728 2.03 234872 5643176 1203232 3.55 1479980 4901944 200 Average: 25845794 30036249 2269049 6.90 196605 4176004 2406856 7.10 950119 5557591 14929 19:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:20:02 lo 833.12 833.12 793.08 793.08 0.00 0.00 0.00 0.00 19:20:02 ens3 119.50 94.92 942.04 21.23 0.00 0.00 0.00 0.00 19:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:33 lo 1601.34 1601.34 1523.81 1523.81 0.00 0.00 0.00 0.00 19:30:33 ens3 60.37 40.23 20.88 14.50 0.00 0.00 0.00 0.00 19:30:33 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:05 lo 1638.32 1638.32 1559.15 1559.15 0.00 0.00 0.00 0.00 19:40:05 ens3 63.37 41.80 21.60 16.44 0.00 0.00 0.00 0.00 19:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:50:05 lo 779.97 779.97 729.21 729.21 0.00 0.00 0.00 0.00 19:50:05 ens3 101.20 98.79 194.14 333.29 0.00 0.00 0.00 0.00 19:50:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1213.10 1213.10 1151.23 1151.23 0.00 0.00 0.00 0.00 Average: ens3 86.06 68.89 294.70 96.16 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 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-25715) 03/02/26 _x86_64_ (8 CPU) 19:09:10 LINUX RESTART (8 CPU) 19:10:00 CPU %user %nice %system %iowait %steal %idle 19:20:02 all 28.14 0.00 1.34 0.11 0.06 70.36 19:20:02 0 27.42 0.00 1.15 0.04 0.06 71.33 19:20:02 1 32.74 0.00 1.33 0.09 0.06 65.78 19:20:02 2 31.83 0.00 1.70 0.10 0.07 66.30 19:20:02 3 29.17 0.00 1.55 0.06 0.06 69.16 19:20:02 4 19.36 0.00 0.98 0.03 0.05 79.58 19:20:02 5 28.46 0.00 1.07 0.03 0.06 70.38 19:20:02 6 29.55 0.00 1.53 0.03 0.06 68.84 19:20:02 7 26.61 0.00 1.39 0.48 0.06 71.46 19:30:33 all 35.68 0.00 1.60 0.05 0.07 62.60 19:30:33 0 33.21 0.00 1.30 0.05 0.07 65.37 19:30:33 1 38.39 0.00 1.89 0.04 0.07 59.61 19:30:33 2 33.28 0.00 1.58 0.03 0.07 65.05 19:30:33 3 39.43 0.00 1.76 0.03 0.07 58.71 19:30:33 4 35.86 0.00 1.37 0.03 0.06 62.68 19:30:33 5 38.33 0.00 1.43 0.04 0.07 60.14 19:30:33 6 34.98 0.00 1.74 0.07 0.07 63.15 19:30:33 7 31.93 0.00 1.75 0.15 0.07 66.10 19:40:05 all 37.01 0.00 1.75 0.09 0.07 61.08 19:40:05 0 36.83 0.00 1.52 0.06 0.07 61.52 19:40:05 1 42.22 0.00 2.00 0.29 0.08 55.42 19:40:05 2 38.70 0.00 1.62 0.02 0.08 59.58 19:40:05 3 38.23 0.00 1.93 0.09 0.08 59.67 19:40:05 4 36.72 0.00 1.82 0.05 0.07 61.33 19:40:05 5 34.52 0.00 1.69 0.10 0.07 63.62 19:40:05 6 37.32 0.00 1.94 0.04 0.07 60.62 19:40:05 7 31.56 0.00 1.47 0.05 0.07 66.84 19:50:05 all 22.11 0.00 1.05 0.08 0.05 76.71 19:50:05 0 19.98 0.00 1.02 0.02 0.05 78.93 19:50:05 1 32.45 0.00 1.41 0.23 0.06 65.85 19:50:05 2 20.27 0.00 1.00 0.05 0.05 78.63 19:50:05 3 21.42 0.00 1.09 0.01 0.05 77.42 19:50:05 4 20.46 0.00 1.06 0.04 0.05 78.40 19:50:05 5 17.00 0.00 0.94 0.04 0.05 81.97 19:50:05 6 19.13 0.00 0.87 0.06 0.06 79.88 19:50:05 7 26.20 0.00 0.97 0.19 0.06 72.58 Average: all 30.72 0.00 1.43 0.08 0.06 67.70 Average: 0 29.32 0.00 1.25 0.04 0.06 69.33 Average: 1 36.40 0.00 1.66 0.16 0.07 61.72 Average: 2 30.95 0.00 1.47 0.05 0.07 67.45 Average: 3 32.09 0.00 1.58 0.05 0.06 66.22 Average: 4 28.09 0.00 1.30 0.04 0.06 70.51 Average: 5 29.63 0.00 1.28 0.05 0.06 68.98 Average: 6 30.22 0.00 1.52 0.05 0.06 68.15 Average: 7 29.08 0.00 1.40 0.22 0.06 69.24