---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-25822 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 18G 138G 12% / 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 796 18935 4 12359 30827 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:c7:ce:84 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.177/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84430sec preferred_lft 84430sec inet6 fe80::f816:3eff:fec7:ce84/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6e:69:8a:70:0d:7a 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::6c69:8aff:fe70:d7a/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-25822) 03/03/26 _x86_64_ (8 CPU) 00:37:20 LINUX RESTART (8 CPU) 00:40:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:04 19.01 1.33 16.70 0.98 268.36 6760.60 8341.80 01:00:01 22.90 0.45 22.09 0.36 16.33 19030.36 262.05 01:10:04 49.14 2.22 29.99 16.93 376.89 6884.88 482055.19 Average: 30.40 1.33 22.94 6.12 221.19 10869.68 164436.30 00:40:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:04 24971052 29303372 3003148 9.14 146892 4406860 3183664 9.39 878564 6554136 36244 01:00:01 18166936 29041452 3239456 9.86 211160 10634400 3306768 9.75 2874088 11088472 769188 01:10:04 19391372 31574268 695604 2.12 228608 11861264 1295096 3.82 3334848 9305092 12532 Average: 20843120 29973031 2312736 7.04 195553 8967508 2595176 7.65 2362500 8982567 272655 00:40:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:04 lo 5.73 5.73 0.56 0.56 0.00 0.00 0.00 0.00 00:50:04 ens3 76.10 59.67 585.72 13.93 0.00 0.00 0.00 0.00 00:50:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:01 lo 4497.59 4497.59 4294.37 4294.37 0.00 0.00 0.00 0.00 01:00:01 ens3 57.06 44.92 332.74 11.65 0.00 0.00 0.00 0.00 01:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:10:04 lo 15.35 15.35 4.49 4.49 0.00 0.00 0.00 0.00 01:10:04 ens3 189.03 195.95 506.56 2704.24 0.00 0.00 0.00 0.00 01:10:04 docker0 80.49 80.60 1351.85 70.90 0.00 0.00 0.00 0.00 Average: lo 1498.00 1498.00 1425.27 1425.27 0.00 0.00 0.00 0.00 Average: ens3 107.64 100.46 475.33 914.87 0.00 0.00 0.00 0.00 Average: docker0 26.98 27.01 453.09 23.76 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-25822) 03/03/26 _x86_64_ (8 CPU) 00:37:20 LINUX RESTART (8 CPU) 00:40:04 CPU %user %nice %system %iowait %steal %idle 00:50:04 all 38.49 0.00 1.38 0.27 0.08 59.78 00:50:04 0 37.61 0.00 1.28 0.25 0.08 60.78 00:50:04 1 41.57 0.00 1.50 0.06 0.09 56.78 00:50:04 2 39.06 0.00 1.37 0.98 0.08 58.51 00:50:04 3 37.88 0.00 1.33 0.20 0.09 60.51 00:50:04 4 34.96 0.00 1.33 0.54 0.08 63.09 00:50:04 5 37.61 0.00 1.38 0.09 0.08 60.84 00:50:04 6 40.68 0.00 1.40 0.03 0.09 57.80 00:50:04 7 38.54 0.00 1.44 0.02 0.09 59.92 01:00:01 all 22.21 0.00 1.96 0.31 0.06 75.46 01:00:01 0 22.92 0.00 1.16 0.50 0.06 75.37 01:00:01 1 24.36 0.00 4.55 0.02 0.06 71.01 01:00:01 2 29.97 0.00 3.54 0.17 0.07 66.24 01:00:01 3 19.03 0.00 1.55 0.86 0.06 78.50 01:00:01 4 19.12 0.00 1.17 0.02 0.05 79.63 01:00:01 5 14.41 0.00 0.99 0.51 0.05 84.05 01:00:01 6 25.34 0.00 1.21 0.28 0.06 73.12 01:00:01 7 22.62 0.00 1.55 0.10 0.06 75.67 01:10:04 all 10.01 0.00 0.92 1.87 0.05 87.15 01:10:04 0 15.01 0.00 0.95 0.81 0.07 83.17 01:10:04 1 12.78 0.00 0.68 2.67 0.04 83.83 01:10:04 2 5.44 0.00 0.44 0.69 0.03 93.40 01:10:04 3 8.96 0.00 0.94 4.73 0.04 85.33 01:10:04 4 4.37 0.00 0.60 1.52 0.03 93.47 01:10:04 5 4.16 0.00 0.57 1.16 0.04 94.07 01:10:04 6 8.51 0.00 1.47 0.62 0.04 89.36 01:10:04 7 20.83 0.00 1.73 2.75 0.06 74.62 Average: all 23.54 0.00 1.42 0.82 0.06 74.16 Average: 0 25.16 0.00 1.13 0.52 0.07 73.13 Average: 1 26.21 0.00 2.23 0.93 0.06 70.57 Average: 2 24.76 0.00 1.78 0.61 0.06 72.79 Average: 3 21.92 0.00 1.27 1.94 0.06 74.80 Average: 4 19.45 0.00 1.03 0.70 0.06 78.76 Average: 5 18.70 0.00 0.98 0.59 0.06 79.68 Average: 6 24.80 0.00 1.36 0.31 0.06 73.47 Average: 7 27.32 0.00 1.57 0.96 0.07 70.07