---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-7454 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 935 24710 4 6446 30688 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:b0:5a:66 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.220/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83693sec preferred_lft 83693sec inet6 fe80::f816:3eff:feb0:5a66/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4a:e3:5e:94:4c:02 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-7454) 02/03/26 _x86_64_ (8 CPU) 17:58:35 LINUX RESTART (8 CPU) 18:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:10:02 44.41 3.91 24.09 16.41 782.22 4410.67 540136.60 18:20:01 29.18 0.16 25.57 3.45 5.82 2897.92 14646.56 18:30:01 38.57 0.01 33.58 4.98 0.08 3062.66 21370.54 18:40:02 32.50 0.14 28.17 4.20 6.40 7000.09 36389.10 Average: 36.16 1.05 27.85 7.26 198.77 4345.01 153238.40 18:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:10:02 26741648 30002968 2312564 7.04 133040 3408580 3024784 8.92 759392 4988476 108556 18:20:01 24994480 28777128 3529708 10.74 170612 3838500 3480416 10.26 914280 6484144 288 18:30:01 24555104 28890348 3411916 10.38 209396 4301152 3416324 10.07 1055864 6751164 14272 18:40:02 25492836 31597492 697260 2.12 234468 5973264 1197944 3.53 1677136 5060536 232 Average: 25446017 29816984 2487862 7.57 186879 4380374 2779867 8.20 1101668 5821080 30837 18:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:10:02 lo 394.65 394.65 375.62 375.62 0.00 0.00 0.00 0.00 18:10:02 ens3 107.39 80.44 1047.41 14.93 0.00 0.00 0.00 0.00 18:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:01 lo 1248.25 1248.25 1186.69 1186.69 0.00 0.00 0.00 0.00 18:20:01 ens3 49.50 36.53 23.48 15.12 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 18:30:01 lo 2056.68 2056.68 1958.26 1958.26 0.00 0.00 0.00 0.00 18:30:01 ens3 58.02 40.47 19.68 16.58 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 18:40:02 lo 1099.31 1099.31 1038.92 1038.92 0.00 0.00 0.00 0.00 18:40:02 ens3 89.29 77.93 191.13 187.19 0.00 0.00 0.00 0.00 18:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1199.14 1199.14 1139.31 1139.31 0.00 0.00 0.00 0.00 Average: ens3 76.08 58.87 320.69 58.53 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-7454) 02/03/26 _x86_64_ (8 CPU) 17:58:35 LINUX RESTART (8 CPU) 18:00:01 CPU %user %nice %system %iowait %steal %idle 18:10:02 all 14.15 0.00 0.75 0.40 0.04 84.67 18:10:02 0 12.11 0.00 0.64 0.12 0.03 87.11 18:10:02 1 14.34 0.00 0.80 1.77 0.04 83.06 18:10:02 2 15.62 0.00 0.73 0.21 0.04 83.39 18:10:02 3 13.72 0.00 0.84 0.25 0.04 85.15 18:10:02 4 17.77 0.00 0.74 0.20 0.04 81.25 18:10:02 5 13.76 0.00 0.77 0.22 0.04 85.20 18:10:02 6 15.38 0.00 0.89 0.26 0.04 83.44 18:10:02 7 10.51 0.00 0.59 0.16 0.03 88.70 18:20:01 all 35.70 0.00 1.53 0.05 0.07 62.65 18:20:01 0 36.31 0.00 1.43 0.03 0.07 62.16 18:20:01 1 40.38 0.00 1.83 0.11 0.07 57.60 18:20:01 2 33.07 0.00 1.48 0.04 0.07 65.35 18:20:01 3 38.59 0.00 1.58 0.04 0.07 59.72 18:20:01 4 32.19 0.00 1.27 0.03 0.07 66.44 18:20:01 5 34.92 0.00 1.47 0.06 0.07 63.48 18:20:01 6 34.78 0.00 1.49 0.07 0.07 63.60 18:20:01 7 35.38 0.00 1.65 0.03 0.07 62.87 18:30:01 all 36.99 0.00 1.92 0.06 0.07 60.96 18:30:01 0 36.69 0.00 1.85 0.04 0.08 61.34 18:30:01 1 39.52 0.00 2.36 0.14 0.07 57.90 18:30:01 2 39.19 0.00 1.94 0.01 0.07 58.79 18:30:01 3 40.27 0.00 2.02 0.04 0.07 57.61 18:30:01 4 35.24 0.00 1.86 0.05 0.07 62.79 18:30:01 5 31.01 0.00 1.73 0.07 0.07 67.13 18:30:01 6 36.99 0.00 1.85 0.12 0.07 60.98 18:30:01 7 37.02 0.00 1.76 0.03 0.07 61.12 18:40:02 all 29.93 0.00 1.45 0.11 0.07 68.44 18:40:02 0 27.49 0.00 1.37 0.01 0.07 71.06 18:40:02 1 36.19 0.00 1.42 0.06 0.07 62.26 18:40:02 2 30.65 0.00 1.58 0.06 0.07 67.64 18:40:02 3 26.98 0.00 1.27 0.07 0.06 71.61 18:40:02 4 27.55 0.00 1.64 0.07 0.07 70.67 18:40:02 5 26.27 0.00 1.37 0.10 0.07 72.19 18:40:02 6 32.26 0.00 1.38 0.41 0.07 65.88 18:40:02 7 32.10 0.00 1.59 0.07 0.07 66.17 Average: all 29.18 0.00 1.41 0.15 0.06 69.20 Average: 0 28.13 0.00 1.32 0.05 0.06 70.44 Average: 1 32.59 0.00 1.60 0.52 0.06 65.22 Average: 2 29.62 0.00 1.43 0.08 0.06 68.80 Average: 3 29.87 0.00 1.43 0.10 0.06 68.54 Average: 4 28.18 0.00 1.38 0.09 0.06 70.30 Average: 5 26.48 0.00 1.34 0.11 0.06 72.01 Average: 6 29.83 0.00 1.40 0.22 0.06 68.49 Average: 7 28.72 0.00 1.40 0.07 0.06 69.75