---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-18953 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 920 24653 4 6518 30704 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:f0:ed:cc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.46/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83439sec preferred_lft 83439sec inet6 fe80::f816:3eff:fef0:edcc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 36:f3:52:f2:01:75 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-18953) 02/19/26 _x86_64_ (8 CPU) 12:37:11 LINUX RESTART (8 CPU) 12:40:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:50:00 36.29 3.94 29.37 2.97 786.58 5318.81 26630.30 13:00:00 24.92 0.14 21.76 3.02 5.69 2595.96 4840.80 13:10:00 33.56 0.01 29.08 4.47 0.04 2778.04 12126.99 13:20:00 30.45 0.03 26.68 3.73 0.45 2886.46 20593.86 Average: 31.30 1.03 26.72 3.55 197.46 3392.46 16035.97 12:40:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:50:00 26633128 29994528 2316896 7.05 143352 3490744 2687624 7.93 770436 5059496 103440 13:00:00 25630940 29497592 2808436 8.55 176692 3908352 3325616 9.81 917068 5857356 41036 13:10:00 24672812 29015240 3287324 10.00 213104 4302084 3380704 9.97 1045740 6631328 18128 13:20:00 24110568 29490196 2806452 8.54 240672 5254788 2804980 8.27 1239572 6921184 537548 Average: 25261862 29499389 2804777 8.53 193455 4238992 3049731 8.99 993204 6117341 175038 12:40:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:50:00 lo 611.45 611.45 581.96 581.96 0.00 0.00 0.00 0.00 12:50:00 ens3 139.65 103.16 1220.49 18.73 0.00 0.00 0.00 0.00 12:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:00 lo 1036.45 1036.45 985.35 985.35 0.00 0.00 0.00 0.00 13:00:00 ens3 48.42 36.85 22.42 14.24 0.00 0.00 0.00 0.00 13:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:00 lo 1788.89 1788.89 1703.20 1703.20 0.00 0.00 0.00 0.00 13:10:00 ens3 44.20 31.94 15.06 12.85 0.00 0.00 0.00 0.00 13:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:00 lo 1335.97 1335.97 1270.29 1270.29 0.00 0.00 0.00 0.00 13:20:00 ens3 66.29 48.84 160.35 16.56 0.00 0.00 0.00 0.00 13:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1193.91 1193.91 1135.89 1135.89 0.00 0.00 0.00 0.00 Average: ens3 74.56 55.14 353.52 15.59 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-18953) 02/19/26 _x86_64_ (8 CPU) 12:37:11 LINUX RESTART (8 CPU) 12:40:03 CPU %user %nice %system %iowait %steal %idle 12:50:00 all 19.11 0.00 1.08 1.37 0.24 78.20 12:50:00 0 18.96 0.00 1.09 0.33 0.38 79.24 12:50:00 1 18.40 0.00 0.99 1.07 0.14 79.41 12:50:00 2 18.70 0.00 0.82 0.58 0.30 79.59 12:50:00 3 20.15 0.00 1.13 6.37 0.11 72.24 12:50:00 4 19.71 0.00 1.31 0.61 0.23 78.14 12:50:00 5 20.56 0.00 1.12 0.55 0.29 77.48 12:50:00 6 16.31 0.00 0.94 0.23 0.14 82.37 12:50:00 7 20.11 0.00 1.24 1.20 0.32 77.12 13:00:00 all 38.72 0.00 1.63 0.28 0.14 59.22 13:00:00 0 37.86 0.00 1.44 0.16 0.12 60.42 13:00:00 1 40.74 0.00 2.06 0.14 0.26 56.80 13:00:00 2 37.97 0.00 1.60 0.16 0.13 60.13 13:00:00 3 43.04 0.00 1.56 0.31 0.14 54.94 13:00:00 4 39.05 0.00 1.73 0.38 0.12 58.72 13:00:00 5 39.42 0.00 1.95 0.39 0.13 58.12 13:00:00 6 35.63 0.00 1.35 0.41 0.13 62.48 13:00:00 7 36.08 0.00 1.36 0.28 0.12 62.16 13:10:00 all 36.40 0.00 1.83 0.07 0.10 61.59 13:10:00 0 36.73 0.00 1.85 0.14 0.11 61.17 13:10:00 1 38.81 0.00 1.98 0.11 0.11 58.99 13:10:00 2 37.80 0.00 2.17 0.06 0.11 59.86 13:10:00 3 39.58 0.00 1.74 0.07 0.11 58.50 13:10:00 4 31.54 0.00 1.63 0.06 0.10 66.68 13:10:00 5 34.85 0.00 1.76 0.06 0.10 63.23 13:10:00 6 33.38 0.00 1.94 0.04 0.10 64.54 13:10:00 7 38.55 0.00 1.54 0.03 0.11 59.77 13:20:00 all 35.37 0.00 1.73 0.09 0.09 62.72 13:20:00 0 33.55 0.00 1.52 0.05 0.09 64.79 13:20:00 1 38.09 0.00 2.08 0.03 0.09 59.71 13:20:00 2 33.19 0.00 1.77 0.32 0.09 64.63 13:20:00 3 35.96 0.00 1.84 0.10 0.09 62.02 13:20:00 4 36.40 0.00 1.62 0.05 0.09 61.84 13:20:00 5 32.87 0.00 1.61 0.09 0.08 65.34 13:20:00 6 34.73 0.00 1.78 0.07 0.09 63.33 13:20:00 7 38.14 0.00 1.62 0.05 0.09 60.10 Average: all 32.41 0.00 1.57 0.45 0.14 65.43 Average: 0 31.78 0.00 1.47 0.17 0.17 66.41 Average: 1 34.01 0.00 1.78 0.34 0.15 63.72 Average: 2 31.92 0.00 1.59 0.28 0.16 66.05 Average: 3 34.70 0.00 1.57 1.71 0.11 61.91 Average: 4 31.68 0.00 1.57 0.27 0.13 66.34 Average: 5 31.92 0.00 1.61 0.27 0.15 66.04 Average: 6 30.02 0.00 1.50 0.19 0.11 68.18 Average: 7 33.23 0.00 1.44 0.39 0.16 64.78