---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-9848 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 905 24742 4 6443 30718 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:93:29:73 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.143/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83188sec preferred_lft 83188sec inet6 fe80::f816:3eff:fe93:2973/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ea:3a:a3:52:b2:76 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-9848) 02/12/26 _x86_64_ (8 CPU) 17:50:57 LINUX RESTART (8 CPU) 18:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:10:22 36.82 2.40 18.28 16.13 134.86 2902.17 504775.77 18:20:22 26.01 0.14 22.43 3.45 5.71 2278.89 8472.65 18:30:01 36.88 0.00 32.30 4.58 0.06 3194.22 19480.83 18:40:03 29.86 0.13 25.97 3.76 6.34 6680.98 24010.88 Average: 32.39 0.69 24.62 7.07 37.88 3764.52 143266.25 18:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:10:22 26384968 29788684 2522436 7.68 147400 3518188 3193136 9.42 819684 5258052 39540 18:20:22 25148696 29073124 3233312 9.84 176220 3966452 3547292 10.46 933712 6325820 112976 18:30:01 24619444 29119808 3182364 9.68 214472 4449988 3296088 9.72 1077124 6652304 123044 18:40:03 25536968 31640888 654524 1.99 234888 5972252 1216960 3.59 1677580 5025924 296 Average: 25422519 29905626 2398159 7.30 193245 4476720 2813369 8.30 1127025 5815525 68964 18:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:10:22 lo 870.96 870.96 829.61 829.61 0.00 0.00 0.00 0.00 18:10:22 ens3 90.64 73.08 689.31 16.51 0.00 0.00 0.00 0.00 18:10:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:22 lo 1413.45 1413.45 1345.11 1345.11 0.00 0.00 0.00 0.00 18:20:22 ens3 46.68 33.67 21.38 13.87 0.00 0.00 0.00 0.00 18:20:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:30:01 lo 1818.68 1818.68 1731.37 1731.37 0.00 0.00 0.00 0.00 18:30:01 ens3 57.24 39.89 18.78 16.08 0.00 0.00 0.00 0.00 18:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:40:03 lo 902.55 902.55 849.20 849.20 0.00 0.00 0.00 0.00 18:40:03 ens3 93.04 87.03 192.99 236.33 0.00 0.00 0.00 0.00 18:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1242.79 1242.79 1180.61 1180.61 0.00 0.00 0.00 0.00 Average: ens3 72.21 58.74 236.39 70.88 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-9848) 02/12/26 _x86_64_ (8 CPU) 17:50:57 LINUX RESTART (8 CPU) 18:00:01 CPU %user %nice %system %iowait %steal %idle 18:10:22 all 22.65 0.00 1.15 0.50 0.06 75.64 18:10:22 0 23.70 0.00 1.40 1.55 0.06 73.28 18:10:22 1 21.94 0.00 1.36 0.11 0.06 76.53 18:10:22 2 22.37 0.00 1.16 0.49 0.07 75.91 18:10:22 3 22.39 0.00 1.23 0.15 0.06 76.16 18:10:22 4 22.77 0.00 1.02 0.22 0.06 75.93 18:10:22 5 22.05 0.00 1.05 0.72 0.06 76.13 18:10:22 6 23.27 0.00 0.84 0.45 0.06 75.38 18:10:22 7 22.71 0.00 1.10 0.31 0.06 75.81 18:20:22 all 33.50 0.00 1.63 0.23 0.08 64.56 18:20:22 0 33.13 0.00 1.68 0.12 0.08 64.98 18:20:22 1 34.42 0.00 1.55 0.35 0.08 63.61 18:20:22 2 36.40 0.00 1.77 0.17 0.09 61.58 18:20:22 3 32.24 0.00 1.88 0.64 0.08 65.16 18:20:22 4 33.95 0.00 1.81 0.08 0.08 64.08 18:20:22 5 29.86 0.00 1.45 0.28 0.08 68.34 18:20:22 6 35.37 0.00 1.43 0.16 0.08 62.97 18:20:22 7 32.64 0.00 1.45 0.06 0.08 65.77 18:30:01 all 38.48 0.00 1.89 0.18 0.09 59.36 18:30:01 0 36.31 0.00 1.79 0.17 0.09 61.63 18:30:01 1 38.91 0.00 2.07 0.45 0.09 58.47 18:30:01 2 43.18 0.00 1.99 0.05 0.11 54.68 18:30:01 3 40.15 0.00 1.87 0.15 0.09 57.74 18:30:01 4 37.81 0.00 1.62 0.09 0.09 60.39 18:30:01 5 36.69 0.00 1.92 0.17 0.09 61.13 18:30:01 6 38.39 0.00 2.03 0.12 0.09 59.38 18:30:01 7 36.38 0.00 1.84 0.20 0.10 61.48 18:40:03 all 26.59 0.00 1.29 0.47 0.07 71.57 18:40:03 0 25.18 0.00 1.30 0.12 0.07 73.33 18:40:03 1 27.01 0.00 1.37 0.19 0.08 71.36 18:40:03 2 27.03 0.00 1.48 0.07 0.07 71.36 18:40:03 3 25.76 0.00 0.94 0.19 0.07 73.04 18:40:03 4 30.94 0.00 1.58 1.55 0.08 65.85 18:40:03 5 25.83 0.00 1.34 0.14 0.07 72.63 18:40:03 6 25.32 0.00 1.08 1.06 0.08 72.47 18:40:03 7 25.67 0.00 1.28 0.45 0.08 72.52 Average: all 30.17 0.00 1.48 0.35 0.08 67.93 Average: 0 29.47 0.00 1.54 0.50 0.08 68.41 Average: 1 30.42 0.00 1.58 0.27 0.08 67.65 Average: 2 32.05 0.00 1.59 0.20 0.08 66.07 Average: 3 29.99 0.00 1.48 0.28 0.07 68.18 Average: 4 31.24 0.00 1.50 0.49 0.08 66.70 Average: 5 28.48 0.00 1.43 0.33 0.07 69.69 Average: 6 30.45 0.00 1.33 0.45 0.08 67.69 Average: 7 29.23 0.00 1.42 0.26 0.08 69.02