---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-1785 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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): 4 On-line CPU(s) list: 0-3 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): 4 Stepping: 0 BogoMIPS: 5599.94 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: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 18G 61G 23% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 698 11776 3 3514 14948 Swap: 1023 1 1022 ---> 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:13:bd:17 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.183/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80242sec preferred_lft 80242sec inet6 fe80::f816:3eff:fe13:bd17/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 92:43:7a:1d:d5:48 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 inet6 fe80::9043:7aff:fe1d:d548/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-1785) 04/10/26 _x86_64_ (4 CPU) 11:59:41 LINUX RESTART (4 CPU) 12:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:10:02 134.75 16.17 113.80 4.78 2068.39 38982.10 10361.74 12:20:02 72.09 21.91 47.35 2.83 314.83 5330.25 3137.11 12:30:02 38.40 9.74 12.21 16.45 191.39 373.96 212745.12 12:40:02 15.59 0.06 14.83 0.69 3.20 688.98 810.58 12:50:02 13.54 0.03 12.94 0.57 1.12 345.34 371.84 13:00:02 5.26 0.01 5.07 0.18 0.59 129.19 70.81 13:10:02 4.31 0.01 4.17 0.12 1.44 124.09 106.53 13:20:02 5.34 0.00 5.18 0.15 0.31 144.91 164.88 13:30:02 11.42 0.37 10.64 0.42 9.21 626.17 291.54 13:40:02 6.19 0.09 5.85 0.26 2.15 176.80 129.16 Average: 30.73 4.84 23.24 2.65 260.00 4706.11 22813.85 12:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:10:02 3947132 14511344 1414860 8.64 238600 10113312 2210152 12.69 1993128 9667612 8220 12:20:02 267228 2651224 13283420 81.13 267144 2172872 14122340 81.06 1843924 13746440 244 12:30:02 8635356 11108676 4830024 29.50 269280 2260152 5568596 31.96 1921452 5290020 6768 12:40:02 12406964 14997216 946784 5.78 274608 2371820 1707424 9.80 1960068 1532852 3532 12:50:02 8861420 11489660 4452036 27.19 276672 2407760 5212996 29.92 1964600 5065924 436 13:00:02 8817516 11460400 4481332 27.37 277340 2421812 5215480 29.94 1966040 5089948 424 13:10:02 7340124 9999452 5941420 36.29 277832 2437764 6723492 38.59 1968120 6577656 356 13:20:02 7326104 10003828 5937052 36.26 278472 2455524 6695764 38.43 1971472 6580056 384 13:30:02 11742112 14553228 1390608 8.49 282276 2584812 2176244 12.49 1988264 2174352 608 13:40:02 7685872 10522012 5419216 33.10 283112 2608972 6063524 34.80 2000388 6178848 428 Average: 7702983 11129704 4809675 29.38 272534 3183480 5569601 31.97 1957746 6190371 2140 12:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:10:02 lo 2.96 2.96 2.26 2.26 0.00 0.00 0.00 0.00 12:10:02 ens3 167.48 120.09 2072.16 16.98 0.00 0.00 0.00 0.00 12:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:02 lo 35.93 35.93 21.76 21.76 0.00 0.00 0.00 0.00 12:20:02 ens3 2.27 2.10 0.68 0.58 0.00 0.00 0.00 0.00 12:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:02 lo 35.75 35.75 14.62 14.62 0.00 0.00 0.00 0.00 12:30:02 ens3 1.87 0.78 0.23 0.15 0.00 0.00 0.00 0.00 12:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:02 lo 11.14 11.14 5.65 5.65 0.00 0.00 0.00 0.00 12:40:02 ens3 1.32 1.07 0.34 0.99 0.00 0.00 0.00 0.00 12:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:02 lo 20.70 20.70 10.87 10.87 0.00 0.00 0.00 0.00 12:50:02 ens3 1.02 0.99 0.21 0.49 0.00 0.00 0.00 0.00 12:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:02 lo 23.08 23.08 8.86 8.86 0.00 0.00 0.00 0.00 13:00:02 ens3 0.66 0.50 0.16 0.12 0.00 0.00 0.00 0.00 13:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:02 lo 17.46 17.46 7.85 7.85 0.00 0.00 0.00 0.00 13:10:02 ens3 0.52 0.38 0.13 0.09 0.00 0.00 0.00 0.00 13:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:02 lo 19.62 19.62 10.75 10.75 0.00 0.00 0.00 0.00 13:20:02 ens3 0.65 0.51 0.14 0.11 0.00 0.00 0.00 0.00 13:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:02 lo 17.92 17.92 10.10 10.10 0.00 0.00 0.00 0.00 13:30:02 ens3 0.84 0.72 0.23 0.19 0.00 0.00 0.00 0.00 13:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:02 lo 29.56 29.56 12.31 12.31 0.00 0.00 0.00 0.00 13:40:02 ens3 0.84 0.65 0.19 0.15 0.00 0.00 0.00 0.00 13:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.41 21.41 10.50 10.50 0.00 0.00 0.00 0.00 Average: ens3 17.81 12.82 208.20 1.99 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-1785) 04/10/26 _x86_64_ (4 CPU) 11:59:41 LINUX RESTART (4 CPU) 12:00:00 CPU %user %nice %system %iowait %steal %idle 12:10:02 all 42.08 0.00 2.73 3.69 0.09 51.42 12:10:02 0 41.71 0.00 2.77 3.27 0.09 52.17 12:10:02 1 43.07 0.00 2.74 3.89 0.09 50.21 12:10:02 2 40.32 0.00 2.65 4.41 0.09 52.53 12:10:02 3 43.20 0.00 2.76 3.17 0.09 50.78 12:20:02 all 57.56 0.00 2.32 0.16 0.13 39.83 12:20:02 0 58.16 0.00 2.15 0.14 0.13 39.42 12:20:02 1 58.33 0.00 2.38 0.16 0.13 39.01 12:20:02 2 57.25 0.00 2.38 0.18 0.13 40.06 12:20:02 3 56.50 0.00 2.39 0.15 0.13 40.83 12:30:02 all 27.03 0.00 1.01 0.12 0.10 71.74 12:30:02 0 27.33 0.00 1.05 0.20 0.11 71.32 12:30:02 1 26.51 0.00 1.09 0.17 0.10 72.14 12:30:02 2 27.21 0.00 1.01 0.07 0.10 71.61 12:30:02 3 27.06 0.00 0.90 0.06 0.10 71.88 12:40:02 all 22.29 0.00 0.83 0.05 0.08 76.75 12:40:02 0 22.94 0.00 0.73 0.03 0.09 76.21 12:40:02 1 21.91 0.00 0.72 0.05 0.08 77.24 12:40:02 2 22.80 0.00 0.95 0.06 0.09 76.09 12:40:02 3 21.49 0.00 0.90 0.08 0.08 77.45 12:50:02 all 24.21 0.00 0.78 0.05 0.10 74.86 12:50:02 0 24.48 0.00 0.84 0.05 0.10 74.53 12:50:02 1 23.75 0.00 0.86 0.07 0.10 75.23 12:50:02 2 23.91 0.00 0.70 0.03 0.10 75.25 12:50:02 3 24.72 0.00 0.71 0.04 0.10 74.44 13:00:02 all 8.57 0.00 0.43 0.38 0.07 90.54 13:00:02 0 8.26 0.00 0.43 0.10 0.06 91.15 13:00:02 1 8.93 0.00 0.48 0.60 0.07 89.92 13:00:02 2 8.33 0.00 0.43 0.07 0.08 91.09 13:00:02 3 8.77 0.00 0.38 0.78 0.07 90.01 13:10:02 all 9.93 0.00 0.47 0.65 0.06 88.88 13:10:02 0 9.46 0.00 0.45 0.65 0.06 89.39 13:10:02 1 9.93 0.00 0.42 1.26 0.07 88.32 13:10:02 2 10.00 0.00 0.49 0.31 0.07 89.12 13:10:02 3 10.34 0.00 0.51 0.40 0.06 88.69 13:20:02 all 10.33 0.00 0.52 0.04 0.08 89.03 13:20:02 0 9.46 0.00 0.46 0.03 0.07 89.99 13:20:02 1 10.81 0.00 0.55 0.08 0.08 88.48 13:20:02 2 10.68 0.00 0.58 0.04 0.07 88.62 13:20:02 3 10.38 0.00 0.52 0.01 0.08 89.01 13:30:02 all 15.73 0.00 0.68 0.04 0.08 83.47 13:30:02 0 15.91 0.00 0.56 0.01 0.07 83.45 13:30:02 1 15.32 0.00 0.67 0.08 0.08 83.86 13:30:02 2 15.62 0.00 0.79 0.04 0.08 83.47 13:30:02 3 16.08 0.00 0.72 0.01 0.07 83.12 13:40:02 all 14.71 0.00 0.60 0.04 0.07 84.59 13:40:02 0 15.10 0.00 0.58 0.04 0.06 84.22 13:40:02 1 14.68 0.00 0.58 0.02 0.07 84.66 13:40:02 2 14.21 0.00 0.59 0.07 0.07 85.05 13:40:02 3 14.83 0.00 0.64 0.02 0.07 84.44 Average: all 23.23 0.00 1.04 0.52 0.09 75.12 Average: 0 23.27 0.00 1.00 0.45 0.08 75.19 Average: 1 23.31 0.00 1.05 0.64 0.09 74.92 Average: 2 23.02 0.00 1.06 0.53 0.09 75.31 Average: 3 23.33 0.00 1.04 0.47 0.08 75.07