---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-10194 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 915 24664 4 6512 30709 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:d5:74:53 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.21/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83822sec preferred_lft 83822sec inet6 fe80::f816:3eff:fed5:7453/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether be:52:5d:12:a4:53 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-10194) 02/13/26 _x86_64_ (8 CPU) 12:59:27 LINUX RESTART (8 CPU) 13:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:01 71.47 5.23 49.86 16.38 875.37 16410.29 534066.31 13:20:04 28.78 0.16 25.12 3.50 6.24 3010.60 14880.15 13:30:04 37.11 0.01 32.37 4.73 0.09 3168.79 16428.83 13:40:01 27.77 0.14 24.04 3.59 6.46 6613.11 8552.36 Average: 41.29 1.39 32.86 7.05 222.34 7301.35 143666.38 13:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:01 26476608 29740100 2572512 7.83 138932 3403016 3025828 8.92 770092 5232972 54092 13:20:04 25068816 28964160 3341404 10.17 176580 3934772 3375972 9.96 932332 6388232 23788 13:30:04 24713804 29203828 3097404 9.43 216516 4434960 3709304 10.94 1080996 6548020 43404 13:40:01 25465312 31640488 653172 1.99 236508 6034944 1229732 3.63 1674376 5089236 196 Average: 25431135 29887144 2416123 7.35 192134 4451923 2835209 8.36 1114449 5814615 30370 13:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:01 lo 358.17 358.17 340.76 340.76 0.00 0.00 0.00 0.00 13:10:01 ens3 140.29 104.02 1345.28 20.25 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 13:20:04 lo 1312.85 1312.85 1248.91 1248.91 0.00 0.00 0.00 0.00 13:20:04 ens3 58.02 42.74 24.27 16.74 0.00 0.00 0.00 0.00 13:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:04 lo 1992.32 1992.32 1897.13 1897.13 0.00 0.00 0.00 0.00 13:30:04 ens3 58.17 38.47 19.10 15.90 0.00 0.00 0.00 0.00 13:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:01 lo 868.82 868.82 815.55 815.55 0.00 0.00 0.00 0.00 13:40:01 ens3 100.39 92.19 206.13 291.31 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 1133.09 1133.09 1075.65 1075.65 0.00 0.00 0.00 0.00 Average: ens3 89.20 69.32 398.95 85.75 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-10194) 02/13/26 _x86_64_ (8 CPU) 12:59:27 LINUX RESTART (8 CPU) 13:00:00 CPU %user %nice %system %iowait %steal %idle 13:10:01 all 13.15 0.00 0.79 0.28 0.04 85.75 13:10:01 0 15.87 0.00 0.88 0.22 0.04 83.00 13:10:01 1 11.54 0.00 0.84 0.21 0.04 87.37 13:10:01 2 12.90 0.00 0.85 0.25 0.03 85.97 13:10:01 3 11.66 0.00 0.94 0.53 0.03 86.83 13:10:01 4 13.90 0.00 0.75 0.59 0.04 84.72 13:10:01 5 11.37 0.00 0.62 0.09 0.04 87.89 13:10:01 6 14.19 0.00 0.68 0.30 0.04 84.79 13:10:01 7 13.75 0.00 0.72 0.06 0.04 85.44 13:20:04 all 37.58 0.00 1.57 0.10 0.07 60.68 13:20:04 0 35.77 0.00 1.41 0.15 0.08 62.59 13:20:04 1 41.81 0.00 1.87 0.06 0.08 56.18 13:20:04 2 38.41 0.00 1.62 0.04 0.08 59.85 13:20:04 3 38.33 0.00 1.69 0.09 0.07 59.81 13:20:04 4 42.11 0.00 1.50 0.13 0.08 56.18 13:20:04 5 32.97 0.00 1.40 0.14 0.07 65.42 13:20:04 6 34.33 0.00 1.57 0.13 0.07 63.90 13:20:04 7 36.89 0.00 1.47 0.07 0.07 61.50 13:30:04 all 35.63 0.00 1.79 0.11 0.07 62.39 13:30:04 0 33.97 0.00 1.49 0.08 0.08 64.38 13:30:04 1 34.70 0.00 1.77 0.06 0.07 63.41 13:30:04 2 36.84 0.00 1.90 0.11 0.07 61.07 13:30:04 3 39.51 0.00 1.94 0.06 0.08 58.42 13:30:04 4 38.88 0.00 2.12 0.09 0.08 58.83 13:30:04 5 34.80 0.00 1.75 0.07 0.07 63.31 13:30:04 6 36.45 0.00 1.75 0.30 0.08 61.42 13:30:04 7 29.92 0.00 1.59 0.16 0.07 68.26 13:40:01 all 25.82 0.00 1.19 0.16 0.06 72.77 13:40:01 0 24.56 0.00 1.27 0.13 0.06 73.98 13:40:01 1 33.04 0.00 1.54 0.11 0.07 65.24 13:40:01 2 20.28 0.00 1.09 0.10 0.05 78.48 13:40:01 3 23.83 0.00 1.14 0.11 0.06 74.86 13:40:01 4 22.30 0.00 1.19 0.28 0.06 76.17 13:40:01 5 35.48 0.00 1.32 0.39 0.06 62.75 13:40:01 6 22.50 0.00 0.82 0.04 0.06 76.58 13:40:01 7 24.52 0.00 1.20 0.10 0.07 74.12 Average: all 28.04 0.00 1.33 0.16 0.06 70.40 Average: 0 27.54 0.00 1.26 0.14 0.06 70.99 Average: 1 30.26 0.00 1.51 0.11 0.06 68.06 Average: 2 27.11 0.00 1.37 0.12 0.06 71.34 Average: 3 28.33 0.00 1.43 0.20 0.06 69.98 Average: 4 29.31 0.00 1.39 0.27 0.06 68.96 Average: 5 28.64 0.00 1.27 0.17 0.06 69.85 Average: 6 26.87 0.00 1.20 0.19 0.06 71.67 Average: 7 26.27 0.00 1.25 0.09 0.06 72.33