---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-25663 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: 5600.00 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 925 25022 4 6143 30698 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:1c:47:2d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.147/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84255sec preferred_lft 84255sec inet6 fe80::f816:3eff:fe1c:472d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f6:f9:71:05:b8:14 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-25663) 03/02/26 _x86_64_ (8 CPU) 18:29:16 LINUX RESTART (8 CPU) 18:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:40:01 49.56 10.33 36.46 2.77 1351.96 6580.43 10586.52 18:50:03 32.69 0.11 28.32 4.26 5.45 2488.54 13911.49 19:00:03 34.06 0.01 29.89 4.16 0.08 2931.56 30239.81 Average: 38.77 3.48 31.56 3.73 452.51 4000.03 18239.27 18:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:40:01 26007840 29325572 2986480 9.09 151888 3409212 3042972 8.97 668848 5757392 50224 18:50:03 25316908 29043784 3264144 9.93 189116 3740196 3284228 9.68 785124 6299016 35260 19:00:03 24454800 28775564 3527852 10.74 214220 4265116 3609284 10.64 911440 6977712 115736 Average: 25259849 29048307 3259492 9.92 185075 3804841 3312161 9.77 788471 6344707 67073 18:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:40:01 lo 800.58 800.58 761.65 761.65 0.00 0.00 0.00 0.00 18:40:01 ens3 145.18 108.07 1079.04 21.17 0.00 0.00 0.00 0.00 18:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:03 lo 1840.13 1840.13 1751.47 1751.47 0.00 0.00 0.00 0.00 18:50:03 ens3 22.54 17.98 9.17 6.47 0.00 0.00 0.00 0.00 18:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:00:03 lo 1720.46 1720.46 1637.68 1637.68 0.00 0.00 0.00 0.00 19:00:03 ens3 25.87 20.78 9.84 7.61 0.00 0.00 0.00 0.00 19:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1453.76 1453.76 1383.64 1383.64 0.00 0.00 0.00 0.00 Average: ens3 64.53 48.94 366.03 11.75 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-25663) 03/02/26 _x86_64_ (8 CPU) 18:29:16 LINUX RESTART (8 CPU) 18:30:00 CPU %user %nice %system %iowait %steal %idle 18:40:01 all 36.35 0.00 1.59 0.57 0.09 61.39 18:40:01 0 35.81 0.00 1.44 0.70 0.09 61.96 18:40:01 1 34.37 0.00 1.66 0.30 0.09 63.58 18:40:01 2 38.99 0.00 1.73 0.45 0.09 58.73 18:40:01 3 41.84 0.00 1.81 0.96 0.10 55.29 18:40:01 4 41.42 0.00 1.61 0.32 0.09 56.56 18:40:01 5 35.11 0.00 1.23 0.14 0.09 63.43 18:40:01 6 31.44 0.00 1.60 1.35 0.09 65.52 18:40:01 7 31.85 0.00 1.63 0.37 0.08 66.07 18:50:03 all 32.87 0.00 1.60 0.56 0.08 64.89 18:50:03 0 33.09 0.00 1.57 0.52 0.08 64.73 18:50:03 1 33.68 0.00 1.85 0.31 0.10 64.06 18:50:03 2 35.87 0.00 2.00 0.71 0.09 61.33 18:50:03 3 32.09 0.00 1.61 0.31 0.08 65.91 18:50:03 4 34.33 0.00 1.52 0.43 0.09 63.64 18:50:03 5 30.83 0.00 1.38 1.73 0.08 65.98 18:50:03 6 30.99 0.00 1.29 0.16 0.08 67.47 18:50:03 7 32.03 0.00 1.60 0.32 0.08 65.98 19:00:03 all 35.66 0.00 1.75 0.67 0.09 61.83 19:00:03 0 33.36 0.00 1.59 0.74 0.10 64.21 19:00:03 1 36.99 0.00 1.98 1.09 0.10 59.84 19:00:03 2 32.00 0.00 1.67 0.85 0.09 65.39 19:00:03 3 33.97 0.00 1.93 0.77 0.09 63.25 19:00:03 4 41.45 0.00 1.67 0.20 0.10 56.58 19:00:03 5 38.14 0.00 1.97 0.88 0.10 58.91 19:00:03 6 34.32 0.00 1.78 0.39 0.09 63.42 19:00:03 7 35.05 0.00 1.42 0.42 0.09 63.01 Average: all 34.96 0.00 1.65 0.60 0.09 62.70 Average: 0 34.09 0.00 1.53 0.65 0.09 63.64 Average: 1 35.01 0.00 1.83 0.56 0.10 62.50 Average: 2 35.62 0.00 1.80 0.67 0.09 61.82 Average: 3 35.97 0.00 1.78 0.68 0.09 61.48 Average: 4 39.06 0.00 1.60 0.32 0.09 58.93 Average: 5 34.69 0.00 1.53 0.92 0.09 62.78 Average: 6 32.25 0.00 1.56 0.63 0.09 65.47 Average: 7 32.98 0.00 1.55 0.37 0.08 65.02