---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19526 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 907 24796 4 6388 30717 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:17:73:62 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.245/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83277sec preferred_lft 83277sec inet6 fe80::f816:3eff:fe17:7362/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ea:3d:51:9f:95:63 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-19526) 02/21/26 _x86_64_ (8 CPU) 02:31:34 LINUX RESTART (8 CPU) 02:40:20 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:50:20 23.04 2.48 18.66 1.91 139.37 3183.32 5950.69 03:00:01 24.75 0.15 21.47 3.14 5.88 2384.46 4703.28 03:10:17 36.99 0.01 32.13 4.85 0.73 3113.50 12679.61 03:20:18 29.66 0.14 25.65 3.87 6.42 6719.99 11254.20 Average: 28.70 0.69 24.55 3.45 38.10 3857.19 8704.99 02:40:20 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:50:20 25795748 29239668 3070248 9.34 150036 3549832 3335752 9.84 773088 5873552 149472 03:00:01 25440084 29299336 3006840 9.15 179088 3894332 3642096 10.74 874520 6088724 94216 03:10:17 24970444 29339624 2961940 9.01 218376 4313996 3006912 8.87 1023132 6334988 47276 03:20:18 25592476 31640012 654424 1.99 239788 5904688 1227952 3.62 1619612 5021004 4 Average: 25449688 29879660 2423363 7.37 196822 4415712 2803178 8.27 1072588 5829567 72742 02:40:20 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:50:20 lo 802.86 802.86 764.61 764.61 0.00 0.00 0.00 0.00 02:50:20 ens3 109.04 81.78 813.93 17.48 0.00 0.00 0.00 0.00 02:50:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:00:01 lo 1108.97 1108.97 1054.57 1054.57 0.00 0.00 0.00 0.00 03:00:01 ens3 51.40 37.47 22.27 14.25 0.00 0.00 0.00 0.00 03:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:17 lo 1882.32 1882.32 1791.95 1791.95 0.00 0.00 0.00 0.00 03:10:17 ens3 61.68 42.66 20.45 17.12 0.00 0.00 0.00 0.00 03:10:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:20:18 lo 926.62 926.62 873.38 873.38 0.00 0.00 0.00 0.00 03:20:18 ens3 89.26 80.50 189.58 207.43 0.00 0.00 0.00 0.00 03:20:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1185.41 1185.41 1126.10 1126.10 0.00 0.00 0.00 0.00 Average: ens3 77.95 60.67 261.79 64.17 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-19526) 02/21/26 _x86_64_ (8 CPU) 02:31:34 LINUX RESTART (8 CPU) 02:40:20 CPU %user %nice %system %iowait %steal %idle 02:50:20 all 21.05 0.00 0.97 0.05 0.05 77.88 02:50:20 0 20.82 0.00 0.67 0.04 0.05 78.42 02:50:20 1 22.56 0.00 1.10 0.06 0.05 76.22 02:50:20 2 20.37 0.00 1.07 0.02 0.05 78.50 02:50:20 3 24.00 0.00 1.03 0.04 0.05 74.88 02:50:20 4 21.84 0.00 1.02 0.01 0.05 77.08 02:50:20 5 20.67 0.00 0.97 0.06 0.05 78.24 02:50:20 6 20.02 0.00 1.17 0.14 0.05 78.63 02:50:20 7 18.14 0.00 0.70 0.06 0.04 81.05 03:00:01 all 32.88 0.00 1.42 0.06 0.08 65.56 03:00:01 0 31.71 0.00 1.07 0.09 0.08 67.06 03:00:01 1 36.47 0.00 1.63 0.08 0.08 61.74 03:00:01 2 34.83 0.00 1.35 0.04 0.08 63.70 03:00:01 3 32.23 0.00 1.72 0.04 0.08 65.93 03:00:01 4 34.63 0.00 1.31 0.05 0.08 63.94 03:00:01 5 32.47 0.00 1.54 0.04 0.08 65.87 03:00:01 6 34.38 0.00 1.32 0.08 0.08 64.13 03:00:01 7 26.32 0.00 1.45 0.06 0.07 72.10 03:10:17 all 38.86 0.00 1.93 0.13 0.11 58.97 03:10:17 0 37.87 0.00 1.61 0.05 0.12 60.35 03:10:17 1 41.76 0.00 2.00 0.14 0.11 56.00 03:10:17 2 39.22 0.00 1.88 0.23 0.09 58.58 03:10:17 3 41.28 0.00 2.05 0.07 0.10 56.50 03:10:17 4 37.96 0.00 1.99 0.05 0.12 59.87 03:10:17 5 36.58 0.00 1.76 0.06 0.10 61.50 03:10:17 6 39.71 0.00 1.96 0.40 0.13 57.79 03:10:17 7 36.48 0.00 2.16 0.07 0.09 61.19 03:20:18 all 27.42 0.00 1.30 0.16 0.06 71.05 03:20:18 0 20.51 0.00 1.12 0.04 0.06 78.28 03:20:18 1 31.49 0.00 1.54 0.13 0.07 66.77 03:20:18 2 25.58 0.00 1.22 0.37 0.06 72.77 03:20:18 3 26.67 0.00 1.15 0.10 0.07 72.02 03:20:18 4 27.95 0.00 1.32 0.40 0.06 70.27 03:20:18 5 27.01 0.00 1.49 0.04 0.06 71.39 03:20:18 6 35.54 0.00 1.48 0.21 0.07 62.71 03:20:18 7 24.62 0.00 1.10 0.03 0.06 74.20 Average: all 30.08 0.00 1.41 0.10 0.07 68.33 Average: 0 27.76 0.00 1.12 0.06 0.08 70.99 Average: 1 33.10 0.00 1.57 0.10 0.08 65.15 Average: 2 30.02 0.00 1.38 0.17 0.07 68.37 Average: 3 31.10 0.00 1.49 0.06 0.07 67.28 Average: 4 30.61 0.00 1.41 0.13 0.08 67.77 Average: 5 29.20 0.00 1.44 0.05 0.07 69.23 Average: 6 32.44 0.00 1.48 0.21 0.08 65.78 Average: 7 26.45 0.00 1.35 0.06 0.07 72.07