---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-8751 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 901 25026 4 6164 30723 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:67:85:ba brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.114/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83795sec preferred_lft 83795sec inet6 fe80::f816:3eff:fe67:85ba/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 46:9d:ce:36:3b:e2 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-8751) 02/08/26 _x86_64_ (8 CPU) 17:58:50 LINUX RESTART (8 CPU) 18:00:24 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:10:03 36.58 3.70 30.03 2.86 392.28 6018.73 7948.00 18:20:01 27.58 0.15 24.06 3.37 5.78 2779.87 27325.41 18:30:03 38.08 0.00 33.23 4.85 0.07 3272.99 29806.62 18:40:03 28.14 0.14 24.43 3.57 6.39 6551.01 15083.71 Average: 32.57 0.97 27.93 3.67 98.65 4644.56 20145.88 18:00:24 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:10:03 26573460 29714192 2598620 7.91 142604 3263500 3194404 9.42 681596 5203712 48368 18:20:01 25492292 29115328 3192768 9.72 171232 3675456 3343316 9.86 787480 6129400 99148 18:30:03 24621696 28756016 3547460 10.79 209992 4095824 3806872 11.23 934532 6785108 25688 18:40:03 25824776 31642500 654432 1.99 230244 5695472 1216548 3.59 1536376 4887140 280 Average: 25628056 29807009 2498320 7.60 188518 4182563 2890285 8.52 984996 5751340 43371 18:00:24 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:10:03 lo 888.58 888.58 846.22 846.22 0.00 0.00 0.00 0.00 18:10:03 ens3 111.47 84.68 825.31 19.74 0.00 0.00 0.00 0.00 18:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:01 lo 1361.41 1361.41 1295.40 1295.40 0.00 0.00 0.00 0.00 18:20:01 ens3 53.21 36.14 21.66 13.78 0.00 0.00 0.00 0.00 18:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:30:03 lo 1884.16 1884.16 1793.76 1793.76 0.00 0.00 0.00 0.00 18:30:03 ens3 53.35 39.27 19.59 16.83 0.00 0.00 0.00 0.00 18:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:40:03 lo 861.21 861.21 807.63 807.63 0.00 0.00 0.00 0.00 18:40:03 ens3 107.28 97.42 197.57 306.40 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 1252.39 1252.39 1189.11 1189.11 0.00 0.00 0.00 0.00 Average: ens3 81.07 64.21 261.28 89.78 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-8751) 02/08/26 _x86_64_ (8 CPU) 17:58:50 LINUX RESTART (8 CPU) 18:00:24 CPU %user %nice %system %iowait %steal %idle 18:10:03 all 24.90 0.00 1.26 2.60 0.05 71.19 18:10:03 0 22.31 0.00 1.11 1.51 0.05 75.03 18:10:03 1 27.14 0.00 1.29 0.59 0.05 70.93 18:10:03 2 27.30 0.00 1.08 7.42 0.05 64.15 18:10:03 3 28.32 0.00 1.45 3.92 0.05 66.26 18:10:03 4 22.36 0.00 1.33 0.06 0.04 76.20 18:10:03 5 22.86 0.00 1.37 0.04 0.06 75.68 18:10:03 6 24.58 0.00 1.16 7.21 0.04 67.01 18:10:03 7 24.35 0.00 1.25 0.08 0.04 74.27 18:20:01 all 31.27 0.00 1.50 1.81 0.06 65.36 18:20:01 0 30.74 0.00 1.59 0.03 0.06 67.58 18:20:01 1 32.86 0.00 1.69 3.59 0.07 61.79 18:20:01 2 27.91 0.00 1.29 5.14 0.06 65.59 18:20:01 3 37.24 0.00 1.58 0.04 0.06 61.08 18:20:01 4 28.91 0.00 1.37 0.23 0.06 69.43 18:20:01 5 33.22 0.00 1.45 0.33 0.06 64.94 18:20:01 6 28.92 0.00 1.46 0.10 0.05 69.47 18:20:01 7 30.38 0.00 1.54 5.04 0.06 62.98 18:30:03 all 38.72 0.00 2.00 0.08 0.07 59.14 18:30:03 0 33.56 0.00 1.76 0.04 0.07 64.57 18:30:03 1 40.92 0.00 2.15 0.05 0.07 56.82 18:30:03 2 41.34 0.00 2.31 0.17 0.07 56.11 18:30:03 3 41.33 0.00 2.00 0.08 0.07 56.52 18:30:03 4 36.30 0.00 2.03 0.12 0.07 61.49 18:30:03 5 40.25 0.00 1.88 0.09 0.07 57.71 18:30:03 6 38.65 0.00 1.86 0.04 0.07 59.37 18:30:03 7 37.36 0.00 2.00 0.07 0.07 60.51 18:40:03 all 27.32 0.00 1.27 0.11 0.06 71.25 18:40:03 0 23.43 0.00 1.07 0.10 0.06 75.35 18:40:03 1 35.11 0.00 1.60 0.03 0.06 63.20 18:40:03 2 28.13 0.00 1.20 0.11 0.06 70.49 18:40:03 3 27.02 0.00 1.40 0.15 0.06 71.37 18:40:03 4 25.91 0.00 1.30 0.06 0.06 72.66 18:40:03 5 24.29 0.00 1.17 0.07 0.05 74.41 18:40:03 6 32.77 0.00 1.28 0.02 0.06 65.87 18:40:03 7 21.87 0.00 1.13 0.30 0.06 76.66 Average: all 30.60 0.00 1.51 1.14 0.06 66.69 Average: 0 27.55 0.00 1.38 0.41 0.06 70.60 Average: 1 34.08 0.00 1.69 1.06 0.06 63.11 Average: 2 31.21 0.00 1.48 3.17 0.06 64.08 Average: 3 33.52 0.00 1.61 1.02 0.06 63.79 Average: 4 28.43 0.00 1.51 0.12 0.06 69.89 Average: 5 30.22 0.00 1.47 0.13 0.06 68.11 Average: 6 31.30 0.00 1.45 1.80 0.06 65.41 Average: 7 28.53 0.00 1.48 1.38 0.06 68.55