---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19652 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 11G 145G 7% / 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 773 26412 4 4906 30851 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:32:32:e9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.121/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82563sec preferred_lft 82563sec inet6 fe80::f816:3eff:fe32:32e9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c2:43:46:ea:1b:83 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-19652) 02/21/26 _x86_64_ (8 CPU) 13:58:08 LINUX RESTART (8 CPU) 14:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:10:13 5.18 0.55 4.30 0.32 596.42 647.01 10435.23 14:20:14 15.54 0.01 1.66 13.86 0.24 18.75 512988.75 14:30:01 1.42 0.00 1.42 0.00 0.00 15.85 0.00 14:40:00 1.55 0.00 1.55 0.00 0.00 17.06 0.00 14:50:00 1.60 0.00 1.60 0.00 0.00 17.73 0.00 15:00:01 64.67 4.89 57.05 2.72 280.17 9395.91 7285.18 Average: 15.03 0.91 11.29 2.82 148.27 1690.84 88563.31 14:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:10:13 29901388 31881188 499840 1.52 64244 2250612 1517152 4.47 402292 2264044 44 14:20:14 29891324 31882012 499068 1.52 65136 2260588 1517216 4.47 413064 2263876 40 14:30:01 29890384 31881608 499572 1.52 65696 2260596 1517216 4.47 413576 2264040 4 14:40:00 29890160 31882052 499032 1.52 66300 2260600 1517260 4.47 414216 2265804 4 14:50:00 29892780 31885260 495736 1.51 66896 2260616 1517280 4.47 414756 2267384 36 15:00:01 27119428 31656988 651236 1.98 149920 4619544 1217420 3.59 1095176 4177484 27612 Average: 29430911 31844851 524081 1.59 79699 2652093 1467257 4.33 525513 2583772 4623 14:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:10:13 lo 0.15 0.15 0.01 0.01 0.00 0.00 0.00 0.00 14:10:13 ens3 10.48 4.89 182.11 0.39 0.00 0.00 0.00 0.00 14:10:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:14 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 14:20:14 ens3 0.20 0.08 0.04 0.02 0.00 0.00 0.00 0.00 14:20:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:01 lo 0.08 0.08 0.01 0.01 0.00 0.00 0.00 0.00 14:30:01 ens3 0.25 0.09 0.07 0.04 0.00 0.00 0.00 0.00 14:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:00 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 14:40:00 ens3 0.36 0.13 0.11 0.06 0.00 0.00 0.00 0.00 14:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:00 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 14:50:00 ens3 0.29 0.13 0.09 0.06 0.00 0.00 0.00 0.00 14:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:01 lo 654.47 654.47 629.75 629.75 0.00 0.00 0.00 0.00 15:00:01 ens3 140.35 107.30 1301.34 22.86 0.00 0.00 0.00 0.00 15:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 109.40 109.40 105.19 105.19 0.00 0.00 0.00 0.00 Average: ens3 25.40 18.82 248.37 3.91 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-19652) 02/21/26 _x86_64_ (8 CPU) 13:58:08 LINUX RESTART (8 CPU) 14:00:01 CPU %user %nice %system %iowait %steal %idle 14:10:13 all 0.23 0.00 0.08 0.05 0.01 99.63 14:10:13 0 0.14 0.00 0.06 0.00 0.00 99.79 14:10:13 1 0.65 0.00 0.08 0.06 0.04 99.18 14:10:13 2 0.15 0.00 0.08 0.01 0.01 99.75 14:10:13 3 0.13 0.00 0.07 0.02 0.01 99.76 14:10:13 4 0.33 0.00 0.11 0.06 0.01 99.49 14:10:13 5 0.21 0.00 0.10 0.02 0.01 99.66 14:10:13 6 0.05 0.00 0.03 0.01 0.00 99.90 14:10:13 7 0.21 0.00 0.08 0.22 0.00 99.50 14:20:14 all 0.09 0.00 0.02 0.02 0.01 99.86 14:20:14 0 0.01 0.00 0.00 0.00 0.00 99.98 14:20:14 1 0.61 0.00 0.03 0.00 0.03 99.33 14:20:14 2 0.04 0.00 0.06 0.14 0.02 99.74 14:20:14 3 0.01 0.00 0.02 0.00 0.00 99.96 14:20:14 4 0.01 0.00 0.01 0.00 0.01 99.96 14:20:14 5 0.01 0.00 0.01 0.04 0.01 99.93 14:20:14 6 0.01 0.00 0.00 0.00 0.00 99.99 14:20:14 7 0.00 0.00 0.00 0.00 0.00 100.00 14:30:01 all 0.07 0.00 0.01 0.01 0.01 99.90 14:30:01 0 0.01 0.00 0.00 0.00 0.00 99.98 14:30:01 1 0.52 0.00 0.04 0.00 0.04 99.41 14:30:01 2 0.01 0.00 0.02 0.00 0.01 99.97 14:30:01 3 0.02 0.00 0.01 0.01 0.01 99.96 14:30:01 4 0.01 0.00 0.01 0.00 0.01 99.97 14:30:01 5 0.01 0.00 0.02 0.04 0.01 99.92 14:30:01 6 0.00 0.00 0.01 0.00 0.00 99.99 14:30:01 7 0.00 0.00 0.01 0.00 0.00 99.99 14:40:00 all 0.06 0.00 0.02 0.01 0.01 99.91 14:40:00 0 0.00 0.00 0.00 0.00 0.00 99.99 14:40:00 1 0.37 0.00 0.05 0.03 0.03 99.53 14:40:00 2 0.02 0.00 0.02 0.00 0.01 99.95 14:40:00 3 0.02 0.00 0.02 0.00 0.02 99.93 14:40:00 4 0.01 0.00 0.01 0.00 0.01 99.98 14:40:00 5 0.01 0.00 0.02 0.02 0.02 99.93 14:40:00 6 0.01 0.00 0.00 0.00 0.00 99.99 14:40:00 7 0.01 0.00 0.01 0.00 0.00 99.98 14:50:00 all 0.04 0.00 0.01 0.01 0.01 99.93 14:50:00 0 0.01 0.00 0.01 0.00 0.01 99.98 14:50:00 1 0.20 0.00 0.03 0.04 0.04 99.69 14:50:00 2 0.01 0.00 0.01 0.00 0.01 99.97 14:50:00 3 0.07 0.00 0.03 0.00 0.01 99.89 14:50:00 4 0.01 0.00 0.01 0.01 0.01 99.97 14:50:00 5 0.00 0.00 0.01 0.01 0.01 99.97 14:50:00 6 0.01 0.00 0.00 0.00 0.00 99.99 14:50:00 7 0.01 0.00 0.01 0.00 0.01 99.98 15:00:01 all 23.84 0.00 1.26 0.23 0.06 74.61 15:00:01 0 24.03 0.00 1.20 0.45 0.06 74.26 15:00:01 1 25.28 0.00 1.23 0.37 0.07 73.07 15:00:01 2 25.44 0.00 1.44 0.31 0.06 72.75 15:00:01 3 23.94 0.00 1.27 0.37 0.06 74.36 15:00:01 4 25.36 0.00 1.32 0.04 0.06 73.22 15:00:01 5 20.99 0.00 1.31 0.13 0.06 77.51 15:00:01 6 23.73 0.00 1.07 0.12 0.06 75.02 15:00:01 7 21.93 0.00 1.26 0.06 0.06 76.69 Average: all 4.05 0.00 0.23 0.05 0.02 95.64 Average: 0 4.03 0.00 0.21 0.08 0.01 95.67 Average: 1 4.60 0.00 0.24 0.08 0.04 95.03 Average: 2 4.28 0.00 0.27 0.08 0.02 95.35 Average: 3 4.03 0.00 0.24 0.07 0.02 95.65 Average: 4 4.28 0.00 0.25 0.02 0.02 95.44 Average: 5 3.54 0.00 0.25 0.04 0.02 96.15 Average: 6 3.96 0.00 0.18 0.02 0.01 95.82 Average: 7 3.69 0.00 0.23 0.05 0.01 96.02