---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-20706 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 900 24939 4 6251 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:23:a1:6e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.117/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83168sec preferred_lft 83168sec inet6 fe80::f816:3eff:fe23:a16e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0a:9a:97:1f:bc:67 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-20706) 02/25/26 _x86_64_ (8 CPU) 17:58:29 LINUX RESTART (8 CPU) 18:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:10:10 21.49 12.60 8.54 0.36 163.42 1343.10 1045.89 18:20:10 29.28 2.62 23.87 2.79 145.03 4465.37 5475.46 18:30:01 29.65 0.01 25.39 4.26 0.04 2479.43 31000.94 18:40:10 32.71 0.00 28.59 4.11 0.07 2953.41 25869.99 18:50:10 23.16 0.14 19.92 3.11 6.39 6029.08 9842.03 Average: 27.25 3.10 21.23 2.92 63.29 3449.06 14590.69 18:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:10:10 29529448 31812192 528504 1.61 105024 2477704 1102892 3.25 362524 2593960 1096 18:20:10 25754044 29252672 3055228 9.30 170804 3543944 3119472 9.20 744200 5899256 16820 18:30:01 24874312 28815448 3489468 10.62 195060 3927632 3531224 10.41 849224 6647820 169408 18:40:10 24813500 29143116 3158036 9.61 222072 4252668 3162584 9.33 957196 6551112 15192 18:50:10 25729456 31636596 659080 2.01 237268 5756964 1234312 3.64 1530420 4964408 184 Average: 26140152 30132005 2178063 6.63 186046 3991782 2430097 7.17 888713 5331311 40540 18:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:10:10 lo 0.22 0.22 0.02 0.02 0.00 0.00 0.00 0.00 18:10:10 ens3 22.03 17.45 226.08 3.67 0.00 0.00 0.00 0.00 18:10:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:10 lo 1052.86 1052.86 1001.05 1001.05 0.00 0.00 0.00 0.00 18:20:10 ens3 120.11 93.02 787.22 23.47 0.00 0.00 0.00 0.00 18:20:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:30:01 lo 2155.02 2155.02 2054.06 2054.06 0.00 0.00 0.00 0.00 18:30:01 ens3 33.47 25.36 14.39 10.63 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 18:40:10 lo 1522.91 1522.91 1449.34 1449.34 0.00 0.00 0.00 0.00 18:40:10 ens3 56.58 37.95 20.37 15.91 0.00 0.00 0.00 0.00 18:40:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:10 lo 723.00 723.00 674.91 674.91 0.00 0.00 0.00 0.00 18:50:10 ens3 98.85 97.48 195.20 324.33 0.00 0.00 0.00 0.00 18:50:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1085.65 1085.65 1030.97 1030.97 0.00 0.00 0.00 0.00 Average: ens3 66.14 54.18 248.60 75.40 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-20706) 02/25/26 _x86_64_ (8 CPU) 17:58:29 LINUX RESTART (8 CPU) 18:00:01 CPU %user %nice %system %iowait %steal %idle 18:10:10 all 0.40 0.04 0.08 0.06 0.01 99.40 18:10:10 0 0.22 0.09 0.13 0.08 0.01 99.47 18:10:10 1 0.94 0.00 0.06 0.01 0.01 98.98 18:10:10 2 1.13 0.00 0.12 0.04 0.01 98.68 18:10:10 3 0.31 0.00 0.10 0.03 0.02 99.55 18:10:10 4 0.09 0.00 0.05 0.15 0.01 99.69 18:10:10 5 0.08 0.20 0.12 0.16 0.02 99.43 18:10:10 6 0.23 0.00 0.06 0.02 0.01 99.68 18:10:10 7 0.21 0.00 0.03 0.03 0.00 99.72 18:20:10 all 39.74 0.00 1.58 0.08 0.07 58.53 18:20:10 0 37.71 0.00 1.48 0.04 0.07 60.70 18:20:10 1 38.78 0.00 1.55 0.04 0.08 59.55 18:20:10 2 42.18 0.00 1.56 0.03 0.08 56.15 18:20:10 3 35.57 0.00 1.52 0.15 0.07 62.68 18:20:10 4 41.61 0.00 1.64 0.11 0.08 56.56 18:20:10 5 39.97 0.00 1.76 0.13 0.07 58.07 18:20:10 6 41.97 0.00 1.45 0.06 0.07 56.45 18:20:10 7 40.13 0.00 1.64 0.08 0.08 58.08 18:30:01 all 25.92 0.00 1.47 6.11 0.09 66.41 18:30:01 0 27.10 0.00 1.55 5.62 0.09 65.64 18:30:01 1 26.51 0.00 1.78 6.15 0.08 65.49 18:30:01 2 25.81 0.00 1.61 2.85 0.09 69.64 18:30:01 3 28.55 0.00 1.31 1.02 0.10 69.03 18:30:01 4 26.43 0.00 1.46 18.16 0.09 53.86 18:30:01 5 24.05 0.00 1.37 4.52 0.08 69.98 18:30:01 6 26.02 0.00 1.47 3.97 0.09 68.45 18:30:01 7 22.87 0.00 1.22 6.59 0.09 69.23 18:40:10 all 36.05 0.00 1.78 0.53 0.11 61.53 18:40:10 0 32.46 0.00 1.73 0.51 0.11 65.19 18:40:10 1 39.19 0.00 1.94 0.30 0.11 58.47 18:40:10 2 36.35 0.00 1.75 0.19 0.11 61.60 18:40:10 3 32.33 0.00 1.83 0.64 0.09 65.10 18:40:10 4 41.13 0.00 1.80 0.37 0.11 56.59 18:40:10 5 36.79 0.00 1.89 0.77 0.11 60.44 18:40:10 6 33.80 0.00 1.63 0.57 0.11 63.89 18:40:10 7 36.32 0.00 1.69 0.94 0.10 60.95 18:50:10 all 21.42 0.00 1.06 0.37 0.07 77.08 18:50:10 0 17.56 0.00 1.03 0.20 0.07 81.14 18:50:10 1 25.11 0.00 1.39 0.18 0.07 73.25 18:50:10 2 23.91 0.00 1.05 0.15 0.07 74.81 18:50:10 3 17.23 0.00 0.89 0.09 0.06 81.73 18:50:10 4 22.17 0.00 1.02 0.30 0.08 76.43 18:50:10 5 20.16 0.00 0.90 0.45 0.07 78.42 18:50:10 6 21.83 0.00 0.96 0.45 0.07 76.69 18:50:10 7 23.41 0.00 1.21 1.16 0.07 74.15 Average: all 24.64 0.01 1.19 1.41 0.07 72.68 Average: 0 22.94 0.02 1.18 1.27 0.07 74.52 Average: 1 26.02 0.00 1.34 1.31 0.07 71.26 Average: 2 25.81 0.00 1.22 0.64 0.07 72.26 Average: 3 22.72 0.00 1.13 0.38 0.07 75.70 Average: 4 26.23 0.00 1.19 3.75 0.07 68.76 Average: 5 24.15 0.04 1.21 1.19 0.07 73.34 Average: 6 24.70 0.00 1.11 1.00 0.07 73.12 Average: 7 24.53 0.00 1.16 1.73 0.07 72.51