---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-17479 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): 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: 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: 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 60G 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 694 11457 3 3838 14952 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:eb:7c:89 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.13/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78320sec preferred_lft 78320sec inet6 fe80::f816:3eff:feeb:7c89/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6a:00:3f:fd:25:43 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-4c-16g-17479) 02/19/26 _x86_64_ (4 CPU) 10:26:47 LINUX RESTART (4 CPU) 10:30:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:40:13 109.46 2.46 87.77 19.23 720.19 32565.94 238862.90 10:50:13 50.56 23.74 25.48 1.33 326.11 1596.47 963.68 11:00:07 16.67 8.59 7.74 0.35 161.73 235.49 181.00 11:10:06 10.45 0.09 9.77 0.59 4.75 351.78 1767.45 11:20:05 12.11 0.13 11.47 0.51 1.80 567.01 814.53 11:30:05 16.39 0.05 15.59 0.75 1.81 481.06 432.47 11:40:05 5.38 0.01 5.21 0.16 0.60 127.33 165.95 11:50:13 5.65 0.25 5.23 0.17 10.61 135.52 91.42 12:00:13 4.45 0.01 4.29 0.15 1.35 124.33 71.85 12:10:13 5.14 0.00 4.94 0.19 0.40 146.37 96.93 12:20:06 5.55 0.00 5.38 0.17 0.13 152.24 49.36 12:30:13 9.42 0.01 9.10 0.31 0.58 541.10 188.96 12:40:13 5.39 0.02 5.19 0.18 0.60 167.82 279.28 Average: 19.73 2.71 15.17 1.85 94.55 2861.18 18766.67 10:30:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:40:13 162004 5106264 10818628 66.08 253692 4559100 12742988 73.14 2215700 13292584 344 10:50:13 242220 2884576 13048952 79.70 257388 2440264 14002540 80.37 2019452 13599276 684 11:00:07 8466684 11173912 4763448 29.09 258480 2504132 5524568 31.71 2076276 5340612 412 11:10:06 6393952 9119744 6819696 41.65 259936 2521212 8219580 47.18 2088072 7403756 384 11:20:05 8799476 11631332 4309080 26.32 264796 2621824 5119364 29.39 2136428 4944200 232 11:30:05 8577300 11474808 4465440 27.27 267224 2685008 5248120 30.12 2142128 5165876 392 11:40:05 8412748 11324036 4616164 28.19 267776 2698340 5317884 30.52 2143120 5321716 316 11:50:13 8389588 11321008 4619000 28.21 269172 2717076 5234256 30.04 2146724 5345444 48 12:00:13 7082288 10030508 5908688 36.09 269656 2733368 6611188 37.95 2148640 6651188 288 12:10:13 6987436 9955392 5983952 36.55 270136 2752600 6694152 38.42 2151556 6746128 152 12:20:06 8471852 11460564 4479684 27.36 270916 2772580 5223000 29.98 2153904 5252088 120 12:30:13 8281272 11390584 4549452 27.79 274560 2885688 5194196 29.81 2168904 5436772 64 12:40:13 7355236 10490392 5449028 33.28 275168 2910876 5998364 34.43 2179924 6322244 36 Average: 6740158 9797163 6140862 37.51 266069 2830928 7010015 40.24 2136218 6986299 267 10:30:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:40:13 lo 3.86 3.86 3.38 3.38 0.00 0.00 0.00 0.00 10:40:13 ens3 80.87 58.76 1240.64 6.01 0.00 0.00 0.00 0.00 10:40:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:13 lo 33.91 33.91 17.60 17.60 0.00 0.00 0.00 0.00 10:50:13 ens3 2.33 1.41 0.52 0.38 0.00 0.00 0.00 0.00 10:50:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:07 lo 29.49 29.49 11.76 11.76 0.00 0.00 0.00 0.00 11:00:07 ens3 0.88 0.58 0.16 0.12 0.00 0.00 0.00 0.00 11:00:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:06 lo 11.78 11.78 7.30 7.30 0.00 0.00 0.00 0.00 11:10:06 ens3 1.08 0.62 0.23 0.17 0.00 0.00 0.00 0.00 11:10:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:05 lo 12.56 12.56 5.76 5.76 0.00 0.00 0.00 0.00 11:20:05 ens3 1.62 1.11 0.36 1.53 0.00 0.00 0.00 0.00 11:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:05 lo 17.01 17.01 8.58 8.58 0.00 0.00 0.00 0.00 11:30:05 ens3 1.07 0.85 0.24 0.19 0.00 0.00 0.00 0.00 11:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:05 lo 15.01 15.01 7.78 7.78 0.00 0.00 0.00 0.00 11:40:05 ens3 1.12 0.58 0.33 0.23 0.00 0.00 0.00 0.00 11:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:13 lo 24.15 24.15 8.10 8.10 0.00 0.00 0.00 0.00 11:50:13 ens3 0.50 0.31 0.10 0.06 0.00 0.00 0.00 0.00 11:50:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:13 lo 10.02 10.02 5.62 5.62 0.00 0.00 0.00 0.00 12:00:13 ens3 0.69 0.40 0.17 0.12 0.00 0.00 0.00 0.00 12:00:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:13 lo 18.06 18.06 10.04 10.04 0.00 0.00 0.00 0.00 12:10:13 ens3 1.14 0.71 0.39 0.28 0.00 0.00 0.00 0.00 12:10:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:06 lo 11.44 11.44 5.97 5.97 0.00 0.00 0.00 0.00 12:20:06 ens3 0.68 0.42 0.14 0.10 0.00 0.00 0.00 0.00 12:20:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:13 lo 14.28 14.28 7.66 7.66 0.00 0.00 0.00 0.00 12:30:13 ens3 0.96 0.73 0.28 0.22 0.00 0.00 0.00 0.00 12:30:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:13 lo 29.09 29.09 11.08 11.08 0.00 0.00 0.00 0.00 12:40:13 ens3 1.71 0.66 0.56 0.36 0.00 0.00 0.00 0.00 12:40:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 17.74 17.74 8.51 8.51 0.00 0.00 0.00 0.00 Average: ens3 7.28 5.16 95.70 0.75 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-4c-16g-17479) 02/19/26 _x86_64_ (4 CPU) 10:26:47 LINUX RESTART (4 CPU) 10:30:13 CPU %user %nice %system %iowait %steal %idle 10:40:13 all 43.29 0.00 2.32 7.77 0.11 46.52 10:40:13 0 42.94 0.00 2.44 11.71 0.10 42.81 10:40:13 1 41.65 0.00 2.15 7.16 0.11 48.93 10:40:13 2 44.60 0.00 2.28 5.91 0.10 47.10 10:40:13 3 43.95 0.00 2.40 6.29 0.11 47.26 10:50:13 all 43.57 0.00 1.88 0.17 0.13 54.24 10:50:13 0 42.96 0.00 1.94 0.30 0.13 54.66 10:50:13 1 43.38 0.00 1.96 0.14 0.13 54.39 10:50:13 2 44.47 0.00 1.76 0.14 0.13 53.50 10:50:13 3 43.47 0.00 1.88 0.11 0.13 54.42 11:00:07 all 15.63 0.00 0.94 0.08 0.10 83.25 11:00:07 0 15.32 0.00 0.91 0.09 0.10 83.58 11:00:07 1 15.59 0.00 0.83 0.05 0.10 83.43 11:00:07 2 16.20 0.00 1.04 0.13 0.10 82.53 11:00:07 3 15.40 0.00 0.98 0.06 0.09 83.47 11:10:06 all 23.60 0.00 0.90 0.06 0.09 75.35 11:10:06 0 23.52 0.00 0.92 0.07 0.08 75.41 11:10:06 1 23.52 0.00 0.79 0.07 0.09 75.53 11:10:06 2 24.25 0.00 0.94 0.07 0.09 74.65 11:10:06 3 23.11 0.00 0.94 0.04 0.09 75.82 11:20:05 all 16.25 0.00 0.64 0.07 0.09 82.96 11:20:05 0 15.83 0.00 0.64 0.04 0.08 83.41 11:20:05 1 15.78 0.00 0.72 0.12 0.09 83.28 11:20:05 2 16.59 0.00 0.59 0.03 0.09 82.69 11:20:05 3 16.78 0.00 0.59 0.08 0.09 82.46 11:30:05 all 24.53 0.00 0.83 0.06 0.09 74.49 11:30:05 0 24.40 0.00 0.88 0.03 0.09 74.59 11:30:05 1 24.83 0.00 0.80 0.06 0.10 74.22 11:30:05 2 24.81 0.00 0.78 0.12 0.08 74.20 11:30:05 3 24.07 0.00 0.84 0.03 0.09 74.96 11:40:05 all 7.67 0.00 0.36 0.06 0.08 91.82 11:40:05 0 7.39 0.00 0.32 0.06 0.07 92.16 11:40:05 1 7.72 0.00 0.37 0.12 0.08 91.71 11:40:05 2 8.10 0.00 0.37 0.04 0.09 91.40 11:40:05 3 7.48 0.00 0.40 0.03 0.07 92.02 11:50:13 all 8.10 0.00 0.38 0.31 0.07 91.14 11:50:13 0 7.97 0.00 0.41 0.33 0.07 91.21 11:50:13 1 8.45 0.00 0.40 0.22 0.07 90.85 11:50:13 2 7.88 0.00 0.40 0.52 0.08 91.13 11:50:13 3 8.09 0.00 0.32 0.16 0.07 91.36 12:00:13 all 9.84 0.00 0.43 0.35 0.08 89.30 12:00:13 0 9.96 0.00 0.31 0.15 0.09 89.50 12:00:13 1 9.34 0.00 0.44 0.29 0.09 89.84 12:00:13 2 9.93 0.00 0.48 0.85 0.07 88.66 12:00:13 3 10.12 0.00 0.47 0.12 0.08 89.20 12:10:13 all 10.25 0.00 0.46 0.25 0.07 88.96 12:10:13 0 9.90 0.00 0.41 0.02 0.07 89.61 12:10:13 1 10.71 0.00 0.51 0.29 0.08 88.40 12:10:13 2 10.53 0.00 0.50 0.48 0.07 88.42 12:10:13 3 9.84 0.00 0.44 0.23 0.07 89.42 12:20:06 all 7.56 0.00 0.39 0.08 0.07 91.90 12:20:06 0 7.50 0.00 0.30 0.08 0.06 92.07 12:20:06 1 6.93 0.00 0.41 0.10 0.07 92.49 12:20:06 2 7.88 0.00 0.45 0.07 0.07 91.53 12:20:06 3 7.95 0.00 0.40 0.07 0.08 91.51 12:20:06 CPU %user %nice %system %iowait %steal %idle 12:30:13 all 13.91 0.00 0.59 0.38 0.10 85.03 12:30:13 0 13.29 0.00 0.55 0.53 0.06 85.57 12:30:13 1 14.04 0.00 0.52 0.09 0.11 85.25 12:30:13 2 14.49 0.00 0.71 0.22 0.08 84.50 12:30:13 3 13.81 0.00 0.56 0.67 0.14 84.81 12:40:13 all 10.46 0.00 0.52 0.02 0.07 88.93 12:40:13 0 9.94 0.00 0.45 0.01 0.06 89.54 12:40:13 1 10.84 0.00 0.62 0.03 0.08 88.43 12:40:13 2 10.36 0.00 0.53 0.01 0.08 89.02 12:40:13 3 10.70 0.00 0.48 0.03 0.07 88.72 Average: all 18.04 0.00 0.82 0.74 0.09 80.31 Average: 0 17.76 0.00 0.81 1.03 0.08 80.32 Average: 1 17.90 0.00 0.81 0.67 0.09 80.53 Average: 2 18.46 0.00 0.83 0.66 0.09 79.96 Average: 3 18.05 0.00 0.82 0.61 0.09 80.43