---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-19331 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: 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: 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 699 11593 3 3695 14947 Swap: 1023 12 1011 ---> 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:8d:29:9f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.205/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78893sec preferred_lft 78893sec inet6 fe80::f816:3eff:fe8d:299f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6e:d3:d8:ad:5a:f1 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-19331) 02/20/26 _x86_64_ (4 CPU) 13:09:19 LINUX RESTART (4 CPU) 13:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:20:01 131.69 5.23 121.74 4.72 484.00 35456.63 28773.97 13:30:06 71.41 21.89 46.65 2.87 322.09 5316.20 3731.93 13:40:06 19.61 8.88 10.19 0.55 170.67 333.03 315.68 13:50:06 10.06 0.10 9.42 0.54 5.39 354.61 1047.21 14:00:06 10.88 0.06 10.34 0.48 3.61 550.03 488.09 14:10:05 13.84 0.02 13.27 0.55 0.63 440.09 497.91 14:20:06 7.49 0.01 7.20 0.29 0.37 169.81 252.54 14:30:06 7.78 0.03 7.40 0.35 1.93 238.75 226.32 14:40:06 4.69 0.00 4.50 0.19 0.31 145.32 55.32 14:50:04 18.53 0.13 2.47 15.93 3.03 41.76 211284.94 15:00:06 10.99 0.01 10.43 0.55 0.57 644.44 379.25 15:10:06 5.98 0.03 5.76 0.19 1.05 184.03 58.87 Average: 26.12 3.05 20.81 2.26 83.03 3660.52 20506.43 13:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:20:01 4913216 15316416 610480 3.73 234924 9965256 1320452 7.58 1962284 8743372 9592 13:30:06 185852 2641124 13293380 81.19 255296 2251676 14165756 81.31 1849280 13802700 408 13:40:06 4649700 7172932 8764764 53.53 257028 2318240 9465232 54.33 1910700 9290544 312 13:50:06 6485704 9033580 6906792 42.18 258484 2341436 8157204 46.82 1923640 7460328 216 14:00:06 8890796 11544920 4396328 26.85 262900 2443216 5199284 29.84 1959528 5029760 152 14:10:05 12599832 15319320 623624 3.81 264764 2506732 1328792 7.63 1965420 1311268 216 14:20:06 8592772 11327644 4613408 28.18 265528 2521352 5318640 30.53 1966716 5326876 332 14:30:06 7415948 10184916 5755480 35.15 266376 2554600 6587316 37.81 1970024 6487960 348 14:40:06 7216404 10006684 5933536 36.24 266992 2575296 6667372 38.27 1973184 6691864 648 14:50:04 12501128 15319468 623092 3.81 269612 2600736 1328840 7.63 1982264 1393200 19880 15:00:06 8528364 11466376 4474660 27.33 273876 2715736 5182376 29.75 1997256 5358196 520 15:10:06 7614796 10579932 5360552 32.74 274420 2742268 5987504 34.37 2008372 6259528 156 Average: 7466209 10826109 5113008 31.23 262517 3128045 5892397 33.82 1955722 6429633 2732 13:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:20:01 lo 2.74 2.74 2.25 2.25 0.00 0.00 0.00 0.00 13:20:01 ens3 155.38 114.77 2073.69 14.30 0.00 0.00 0.00 0.00 13:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:06 lo 34.16 34.16 21.10 21.10 0.00 0.00 0.00 0.00 13:30:06 ens3 2.41 2.31 0.69 1.51 0.00 0.00 0.00 0.00 13:30:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:06 lo 32.45 32.45 12.94 12.94 0.00 0.00 0.00 0.00 13:40:06 ens3 0.92 0.65 0.19 0.14 0.00 0.00 0.00 0.00 13:40:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:06 lo 12.59 12.59 7.55 7.55 0.00 0.00 0.00 0.00 13:50:06 ens3 0.85 0.55 0.14 0.10 0.00 0.00 0.00 0.00 13:50:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:06 lo 13.04 13.04 6.04 6.04 0.00 0.00 0.00 0.00 14:00:06 ens3 0.95 0.72 0.30 0.23 0.00 0.00 0.00 0.00 14:00:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:05 lo 8.78 8.78 5.48 5.48 0.00 0.00 0.00 0.00 14:10:05 ens3 0.96 0.60 0.29 0.21 0.00 0.00 0.00 0.00 14:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:06 lo 19.66 19.66 9.28 9.28 0.00 0.00 0.00 0.00 14:20:06 ens3 0.75 0.56 0.15 0.11 0.00 0.00 0.00 0.00 14:20:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:06 lo 28.74 28.74 11.49 11.49 0.00 0.00 0.00 0.00 14:30:06 ens3 0.61 0.42 0.11 0.08 0.00 0.00 0.00 0.00 14:30:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:06 lo 21.14 21.14 10.56 10.56 0.00 0.00 0.00 0.00 14:40:06 ens3 0.83 0.61 0.21 0.15 0.00 0.00 0.00 0.00 14:40:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:04 lo 11.60 11.60 6.37 6.37 0.00 0.00 0.00 0.00 14:50:04 ens3 0.48 0.34 0.10 0.07 0.00 0.00 0.00 0.00 14:50:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:06 lo 13.89 13.89 8.19 8.19 0.00 0.00 0.00 0.00 15:00:06 ens3 0.84 0.68 0.24 0.19 0.00 0.00 0.00 0.00 15:00:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:06 lo 29.89 29.89 11.80 11.80 0.00 0.00 0.00 0.00 15:10:06 ens3 0.81 0.63 0.19 0.15 0.00 0.00 0.00 0.00 15:10:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.07 19.07 9.43 9.43 0.00 0.00 0.00 0.00 Average: ens3 13.82 10.24 173.06 1.44 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-19331) 02/20/26 _x86_64_ (4 CPU) 13:09:19 LINUX RESTART (4 CPU) 13:10:00 CPU %user %nice %system %iowait %steal %idle 13:20:01 all 36.46 0.00 2.25 3.25 0.08 57.96 13:20:01 0 38.91 0.00 2.35 3.47 0.08 55.19 13:20:01 1 32.39 0.00 2.12 4.72 0.08 60.69 13:20:01 2 38.47 0.00 2.47 1.81 0.09 57.16 13:20:01 3 36.06 0.00 2.04 3.02 0.08 58.81 13:30:06 all 58.10 0.00 2.28 0.10 0.12 39.40 13:30:06 0 57.90 0.00 2.14 0.07 0.12 39.77 13:30:06 1 58.18 0.00 2.25 0.13 0.13 39.31 13:30:06 2 58.05 0.00 2.46 0.06 0.12 39.30 13:30:06 3 58.27 0.00 2.26 0.12 0.13 39.23 13:40:06 all 20.25 0.00 1.00 0.05 0.09 78.60 13:40:06 0 19.67 0.00 0.98 0.05 0.09 79.21 13:40:06 1 20.40 0.00 1.07 0.05 0.10 78.38 13:40:06 2 20.35 0.00 0.93 0.05 0.10 78.57 13:40:06 3 20.57 0.00 1.02 0.07 0.09 78.25 13:50:06 all 22.74 0.00 0.83 0.04 0.08 76.31 13:50:06 0 22.82 0.00 0.76 0.02 0.08 76.32 13:50:06 1 22.81 0.00 0.82 0.04 0.08 76.26 13:50:06 2 23.11 0.00 0.92 0.05 0.09 75.84 13:50:06 3 22.23 0.00 0.82 0.06 0.08 76.82 14:00:06 all 16.44 0.00 0.63 0.04 0.08 82.80 14:00:06 0 15.35 0.00 0.53 0.02 0.08 84.03 14:00:06 1 16.76 0.00 0.64 0.02 0.07 82.51 14:00:06 2 16.55 0.00 0.64 0.04 0.08 82.68 14:00:06 3 17.11 0.00 0.73 0.10 0.08 81.99 14:10:05 all 18.64 0.00 0.66 0.05 0.08 80.59 14:10:05 0 18.30 0.00 0.60 0.02 0.07 81.01 14:10:05 1 18.51 0.00 0.65 0.11 0.08 80.64 14:10:05 2 19.00 0.00 0.79 0.04 0.08 80.09 14:10:05 3 18.73 0.00 0.58 0.02 0.07 80.60 14:20:06 all 13.66 0.00 0.48 0.02 0.07 85.77 14:20:06 0 13.95 0.00 0.51 0.02 0.07 85.45 14:20:06 1 14.06 0.00 0.42 0.02 0.08 85.43 14:20:06 2 13.81 0.00 0.52 0.04 0.08 85.55 14:20:06 3 12.81 0.00 0.46 0.02 0.07 86.64 14:30:06 all 14.88 0.00 0.59 0.03 0.08 84.43 14:30:06 0 13.84 0.00 0.52 0.01 0.07 85.56 14:30:06 1 15.39 0.00 0.61 0.03 0.08 83.88 14:30:06 2 15.24 0.00 0.65 0.07 0.08 83.96 14:30:06 3 15.03 0.00 0.56 0.02 0.07 84.32 14:40:06 all 10.56 0.00 0.43 0.02 0.08 88.91 14:40:06 0 10.52 0.00 0.42 0.04 0.08 88.94 14:40:06 1 11.15 0.00 0.40 0.01 0.08 88.35 14:40:06 2 10.46 0.00 0.42 0.01 0.09 89.02 14:40:06 3 10.11 0.00 0.48 0.01 0.08 89.31 14:50:04 all 1.98 0.00 0.31 0.03 0.07 97.60 14:50:04 0 1.74 0.00 0.27 0.03 0.07 97.90 14:50:04 1 2.01 0.00 0.33 0.08 0.08 97.50 14:50:04 2 2.08 0.00 0.32 0.02 0.08 97.51 14:50:04 3 2.11 0.00 0.31 0.00 0.08 97.50 15:00:06 all 18.48 0.00 0.62 0.04 0.08 80.78 15:00:06 0 17.97 0.00 0.48 0.00 0.08 81.46 15:00:06 1 18.83 0.00 0.69 0.10 0.08 80.30 15:00:06 2 18.51 0.00 0.60 0.04 0.08 80.77 15:00:06 3 18.63 0.00 0.71 0.02 0.08 80.57 15:00:06 CPU %user %nice %system %iowait %steal %idle 15:10:06 all 10.77 0.00 0.49 0.03 0.08 88.63 15:10:06 0 11.28 0.00 0.44 0.01 0.08 88.18 15:10:06 1 10.55 0.00 0.52 0.04 0.08 88.82 15:10:06 2 10.59 0.00 0.53 0.06 0.08 88.74 15:10:06 3 10.66 0.00 0.46 0.02 0.08 88.79 Average: all 20.28 0.00 0.88 0.31 0.08 78.45 Average: 0 20.22 0.00 0.83 0.31 0.08 78.55 Average: 1 20.11 0.00 0.88 0.45 0.08 78.48 Average: 2 20.56 0.00 0.94 0.19 0.09 78.23 Average: 3 20.22 0.00 0.87 0.29 0.08 78.53