---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-7924 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 899 24839 4 6353 30725 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:06:c9:ea brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.42/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83700sec preferred_lft 83700sec inet6 fe80::f816:3eff:fe06:c9ea/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether de:92:46:a0:80:b2 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-7924) 02/05/26 _x86_64_ (8 CPU) 12:59:30 LINUX RESTART (8 CPU) 13:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:01 55.43 10.86 42.62 1.94 1963.47 5166.56 7573.67 13:20:17 28.19 0.14 24.61 3.45 6.38 2992.28 16847.16 13:30:16 34.40 0.01 29.86 4.54 0.04 2982.70 27663.09 13:40:18 30.41 0.13 26.37 3.90 6.81 6898.14 5933.84 Average: 37.05 2.77 30.83 3.46 491.39 4502.31 14504.00 13:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:01 27006360 30091552 2228492 6.78 131864 3237416 2539188 7.49 750588 4734216 40300 13:20:17 25151824 28884436 3423220 10.42 170792 3787220 3591956 10.59 917948 6324628 7556 13:30:16 24911612 29154148 3149364 9.58 206772 4212620 3724316 10.98 1052544 6381316 20180 13:40:18 25617824 31630040 666336 2.03 230280 5887688 1227688 3.62 1659308 4954804 48 Average: 25671905 29940044 2366853 7.20 184927 4281236 2770787 8.17 1095097 5598741 17021 13:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:01 lo 372.18 372.18 354.27 354.27 0.00 0.00 0.00 0.00 13:10:01 ens3 134.43 101.64 1163.71 20.65 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 13:20:17 lo 1297.56 1297.56 1234.33 1234.33 0.00 0.00 0.00 0.00 13:20:17 ens3 51.29 38.50 23.47 15.92 0.00 0.00 0.00 0.00 13:20:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:16 lo 2022.57 2022.57 1926.32 1926.32 0.00 0.00 0.00 0.00 13:30:16 ens3 46.61 33.76 15.93 13.54 0.00 0.00 0.00 0.00 13:30:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:18 lo 996.43 996.43 943.27 943.27 0.00 0.00 0.00 0.00 13:40:18 ens3 82.45 69.04 196.87 139.30 0.00 0.00 0.00 0.00 13:40:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1172.09 1172.09 1114.46 1114.46 0.00 0.00 0.00 0.00 Average: ens3 78.55 60.62 348.18 47.21 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-7924) 02/05/26 _x86_64_ (8 CPU) 12:59:30 LINUX RESTART (8 CPU) 13:00:00 CPU %user %nice %system %iowait %steal %idle 13:10:01 all 12.09 0.00 0.71 0.26 0.04 86.90 13:10:01 0 10.39 0.00 0.64 0.17 0.03 88.77 13:10:01 1 14.78 0.00 0.77 0.37 0.04 84.05 13:10:01 2 12.32 0.00 0.86 0.25 0.03 86.53 13:10:01 3 11.91 0.00 0.78 0.34 0.03 86.94 13:10:01 4 11.04 0.00 0.65 0.16 0.03 88.11 13:10:01 5 12.34 0.00 0.77 0.17 0.04 86.69 13:10:01 6 11.86 0.00 0.64 0.19 0.04 87.27 13:10:01 7 12.08 0.00 0.60 0.46 0.03 86.83 13:20:17 all 37.34 0.00 1.58 0.07 0.08 60.93 13:20:17 0 38.23 0.00 1.37 0.02 0.08 60.30 13:20:17 1 38.54 0.00 1.73 0.05 0.08 59.61 13:20:17 2 37.01 0.00 1.83 0.04 0.08 61.04 13:20:17 3 39.75 0.00 1.57 0.15 0.08 58.45 13:20:17 4 36.83 0.00 1.29 0.03 0.07 61.78 13:20:17 5 36.35 0.00 1.42 0.13 0.07 62.03 13:20:17 6 35.48 0.00 1.88 0.09 0.08 62.47 13:20:17 7 36.50 0.00 1.55 0.08 0.07 61.79 13:30:16 all 32.52 0.00 1.66 2.13 0.08 63.60 13:30:16 0 27.90 0.00 1.69 4.81 0.07 65.54 13:30:16 1 34.63 0.00 1.70 2.10 0.08 61.48 13:30:16 2 33.90 0.00 2.03 1.64 0.08 62.35 13:30:16 3 33.49 0.00 1.67 2.02 0.08 62.74 13:30:16 4 32.24 0.00 1.50 2.02 0.08 64.17 13:30:16 5 36.77 0.00 1.71 1.90 0.08 59.54 13:30:16 6 31.96 0.00 1.49 1.53 0.08 64.94 13:30:16 7 29.31 0.00 1.53 1.03 0.07 68.05 13:40:18 all 28.55 0.00 1.41 0.34 0.07 69.63 13:40:18 0 24.13 0.00 1.32 0.23 0.06 74.26 13:40:18 1 32.47 0.00 1.64 0.41 0.08 65.41 13:40:18 2 28.11 0.00 1.50 0.82 0.07 69.50 13:40:18 3 22.27 0.00 1.21 0.81 0.07 75.64 13:40:18 4 29.57 0.00 1.41 0.08 0.08 68.85 13:40:18 5 29.28 0.00 1.36 0.20 0.08 69.09 13:40:18 6 31.34 0.00 1.52 0.11 0.08 66.96 13:40:18 7 31.24 0.00 1.34 0.05 0.08 67.29 Average: all 27.67 0.00 1.34 0.70 0.07 70.22 Average: 0 25.24 0.00 1.25 1.29 0.06 72.15 Average: 1 30.15 0.00 1.46 0.73 0.07 67.60 Average: 2 27.87 0.00 1.55 0.68 0.07 69.82 Average: 3 26.92 0.00 1.31 0.83 0.06 70.88 Average: 4 27.46 0.00 1.21 0.57 0.06 70.70 Average: 5 28.71 0.00 1.31 0.59 0.07 69.31 Average: 6 27.70 0.00 1.39 0.47 0.07 70.37 Average: 7 27.34 0.00 1.26 0.40 0.06 70.94