---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-7412 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 907 24766 4 6417 30716 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:44:c4:5a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.16/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83754sec preferred_lft 83754sec inet6 fe80::f816:3eff:fe44:c45a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 66:0c:d5:d2:7f:df 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-7412) 02/03/26 _x86_64_ (8 CPU) 12:59:32 LINUX RESTART (8 CPU) 13:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:01 73.36 10.91 46.03 16.41 1966.71 7495.84 533182.27 13:20:19 28.77 0.15 25.19 3.44 6.67 2854.79 6888.66 13:30:18 36.17 0.00 31.56 4.61 0.04 3147.37 9107.87 13:40:01 29.91 0.14 25.95 3.82 6.60 6875.53 14038.96 Average: 42.07 2.81 32.19 7.07 496.25 5066.65 141084.11 13:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:01 27077172 30227984 2090264 6.36 134280 3299952 2917044 8.60 750984 4661844 39560 13:20:19 25404756 29202104 3104720 9.45 171084 3850340 3073832 9.06 918192 6090392 44480 13:30:18 24987700 29359080 2943492 8.96 210680 4332096 3485332 10.28 1062940 6303224 29116 13:40:01 25584956 31663308 632008 1.92 232168 5950732 1220984 3.60 1661212 5001516 40 Average: 25763646 30113119 2192621 6.67 187053 4358280 2674298 7.89 1098332 5514244 28299 13:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:01 lo 344.62 344.62 327.68 327.68 0.00 0.00 0.00 0.00 13:10:01 ens3 142.89 104.06 1232.32 20.34 0.00 0.00 0.00 0.00 13:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:19 lo 1214.97 1214.97 1155.48 1155.48 0.00 0.00 0.00 0.00 13:20:19 ens3 60.24 44.32 24.48 16.88 0.00 0.00 0.00 0.00 13:20:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:18 lo 1911.98 1911.98 1820.42 1820.42 0.00 0.00 0.00 0.00 13:30:18 ens3 48.32 35.00 16.52 14.04 0.00 0.00 0.00 0.00 13:30:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:01 lo 968.12 968.12 915.08 915.08 0.00 0.00 0.00 0.00 13:40:01 ens3 80.72 71.55 203.93 168.54 0.00 0.00 0.00 0.00 13:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1110.88 1110.88 1055.62 1055.62 0.00 0.00 0.00 0.00 Average: ens3 82.95 63.57 368.76 53.84 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-7412) 02/03/26 _x86_64_ (8 CPU) 12:59:32 LINUX RESTART (8 CPU) 13:00:00 CPU %user %nice %system %iowait %steal %idle 13:10:01 all 12.46 0.00 0.76 0.59 0.04 86.15 13:10:01 0 12.74 0.00 0.80 0.23 0.03 86.20 13:10:01 1 12.64 0.00 0.85 0.54 0.04 85.93 13:10:01 2 11.00 0.00 0.83 0.60 0.03 87.53 13:10:01 3 12.11 0.00 0.75 1.30 0.04 85.80 13:10:01 4 11.10 0.00 0.68 1.15 0.04 87.03 13:10:01 5 12.05 0.00 0.55 0.20 0.03 87.16 13:10:01 6 13.40 0.00 0.84 0.54 0.04 85.18 13:10:01 7 14.60 0.00 0.80 0.18 0.04 84.38 13:20:19 all 39.56 0.00 1.65 0.06 0.09 58.63 13:20:19 0 38.83 0.00 1.72 0.04 0.09 59.33 13:20:19 1 43.70 0.00 1.82 0.12 0.09 54.27 13:20:19 2 40.43 0.00 1.76 0.03 0.09 57.68 13:20:19 3 39.84 0.00 1.79 0.12 0.10 58.14 13:20:19 4 41.20 0.00 1.54 0.06 0.09 57.11 13:20:19 5 33.85 0.00 1.45 0.04 0.08 64.58 13:20:19 6 39.97 0.00 1.53 0.05 0.08 58.38 13:20:19 7 38.67 0.00 1.60 0.06 0.08 59.59 13:30:18 all 36.13 0.00 1.77 0.06 0.08 61.96 13:30:18 0 34.56 0.00 1.55 0.03 0.08 63.77 13:30:18 1 33.91 0.00 2.02 0.04 0.07 63.95 13:30:18 2 37.48 0.00 1.73 0.08 0.08 60.64 13:30:18 3 35.40 0.00 2.06 0.08 0.08 62.38 13:30:18 4 36.98 0.00 1.58 0.12 0.08 61.24 13:30:18 5 37.39 0.00 1.93 0.04 0.08 60.56 13:30:18 6 38.55 0.00 1.47 0.04 0.08 59.86 13:30:18 7 34.75 0.00 1.85 0.09 0.07 63.24 13:40:01 all 26.93 0.00 1.35 0.58 0.07 71.07 13:40:01 0 24.15 0.00 1.17 0.43 0.06 74.19 13:40:01 1 29.65 0.00 1.40 0.19 0.07 68.69 13:40:01 2 25.10 0.00 1.45 3.19 0.07 70.20 13:40:01 3 34.38 0.00 1.62 0.11 0.07 63.82 13:40:01 4 28.11 0.00 1.31 0.26 0.07 70.25 13:40:01 5 26.51 0.00 1.25 0.32 0.07 71.86 13:40:01 6 24.46 0.00 1.29 0.07 0.07 74.11 13:40:01 7 23.10 0.00 1.29 0.07 0.07 75.47 Average: all 28.84 0.00 1.39 0.32 0.07 69.39 Average: 0 27.66 0.00 1.31 0.18 0.07 70.78 Average: 1 30.06 0.00 1.53 0.22 0.07 68.12 Average: 2 28.59 0.00 1.44 0.95 0.07 68.95 Average: 3 30.45 0.00 1.56 0.40 0.07 67.52 Average: 4 29.42 0.00 1.28 0.40 0.07 68.84 Average: 5 27.48 0.00 1.29 0.15 0.07 71.01 Average: 6 29.18 0.00 1.28 0.17 0.07 69.29 Average: 7 27.87 0.00 1.39 0.10 0.07 70.58